Title: Cheap Flights to Ontario - Expedia.co.uk ![Ontario showing night scenes and street scenes](https://images.trvl-media.com/place/2680/6f6cbfd1-6188-4a75-9ba7-05d8edf0fb1d.jpg?impolicy=fcrop&w=1200&h=500&q=medium) Photo by Ontario Convention & Visitors Bureau / Jon Edwards. ![](https://images.trvl-media.com/place/2680/6f6cbfd1-6188-4a75-9ba7-05d8edf0fb1d.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £294 Cheap Flights to Ontario [View £294 flight on Mon, 2 Feb 2026](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:LGW,to:SNA,departure:02/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:293.58&airProductToken=AQqcAQoyCMGCARIENzAxNRjLsQEg8wMozoqEAzCmj4QDOE9AAFgBagVCQVNJQ3IIT0xYNUM1QjQKMgjBggESBDExODkY8wMgo7EBKPOUhAMwqJaEAzhCQAFYAWoFQkFTSUNyCE9MWDVDNUI0CjIIwYIBEgQyNzE5GKOxASCyAyiEl4QDMM-YhAM4QkABWAFqBUJBU0lDcghPTFg1QzVCNBIKCAIQARgCKgJBQRgBIgQIARABKAIoAygEMAs) - [Return](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only [Ontario Travel Guide](https://expedia.co.uk/Ontario.dx2680)[Hotels in Ontario](https://expedia.co.uk/Ontario-Hotels.d2680.Travel-Guide-Hotels)[Things to do in Ontario](https://expedia.co.uk/Things-To-Do-In-Ontario.d2680.Travel-Guide-Activities)[Ontario Car Hire](https://expedia.co.uk/Compare-Cheap-Car-Hire-In-Ontario.d2680.Car-Hire-Guide)[Ontario Holidays](https://expedia.co.uk/Ontario.d2680.Holidays-City-Breaks) ## Popular airlines to Ontario - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:Ontario, California, United States of America,departure:02/10/2025TANYT&leg2=from:Ontario, California, United States of America,to:CMH,departure:09/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:Ontario, California, United States of America,departure:02/10/2025TANYT&leg2=from:Ontario, California, United States of America,to:CMH,departure:09/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:Ontario, California, United States of America,departure:02/10/2025TANYT&leg2=from:Ontario, California, United States of America,to:CMH,departure:09/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Southwest Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:Ontario, California, United States of America,departure:02/10/2025TANYT&leg2=from:Ontario, California, United States of America,to:CMH,departure:09/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) - ![Alaska Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:Ontario, California, United States of America,departure:02/10/2025TANYT&leg2=from:Ontario, California, United States of America,to:CMH,departure:09/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![Frontier Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_F9.svg) Frontier Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:Ontario, California, United States of America,departure:02/10/2025TANYT&leg2=from:Ontario, California, United States of America,to:CMH,departure:09/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F9"}}]) - ![British Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BA.svg) British Airways [](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:Ontario, California, United States of America,departure:02/10/2025TANYT&leg2=from:Ontario, California, United States of America,to:CMH,departure:09/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) - ## Plan, book, fly with confidence - ### Be in the know Get alerts if flight prices drop or rise\* - ### Book smarter Save up to 25% on select hotels after you book a flight\* - ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.co.uk/login) ## Cheap round-trip flights to Ontario Prices were available within the past 7 days and start at £294 for one-way flights and £361 for round trip, for the period specified. Be sure to select the 'Direct flights only' box above if you are looking for a non stop route. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Wed, 8 Oct - Wed, 15 Oct LGW London ONT Ontario £361 Return found 1 hour ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LGW,to:ONT,departure:08/10/2025TANYT&leg2=from:ONT,to:LGW,departure:15/10/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:360.58&airProductToken=AQqdAQoyCMGCARIENjkzMRjLsQEgzHAo6ub5AjCk6_kCOE9AAFgBagVCQVNJQ3IIT0xYN0sxQjQKMgjBggESBDE4MzQYzHAgo7EBKIjw-QIwvvH5AjhCQAFYAWoFQkFTSUNyCE9MWDdLMUI0CjMIwYIBEgQxODIwGKOxASCumwEotvL5AjDj8_kCOEJAAVgBagVCQVNJQ3IIT0xYN0sxQjQKnQEKMwjBggESBDI4NTkYrpsBIO-5ASjQuPoCMJ-5-gI4QkAAWAFqBUJBU0lDcghPTFg3SzFCNAoyCMGCARIEMjU2ORjvuQEg8wMo8cH6AjDnw_oCOEJAAVgBagVCQVNJQ3IIT0xYN0sxQjQKMgjBggESBDcwMTQY8wMgy7EBKKTF-gIwp8n6AjhPQAFYAWoFQkFTSUNyCE9MWDdLMUI0EgoIAhABGAIqAkFBGAEiBAgBEAEoAigDKAQwCw) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Wed, 8 Oct - Wed, 15 Oct LGW London SNA Orange County £374 Return found 1 hour ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LGW,to:SNA,departure:08/10/2025TANYT&leg2=from:SNA,to:LGW,departure:15/10/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:373.58&airProductToken=AQqcAQoyCMKCARIEMjAzORjLsQEgzHAo6ub5AjCk6_kCOE9AAFgBagVOT0JBR3IIT0xYN0sxQjQKMgjBggESBDE4MzQYzHAgo7EBKIjw-QIwvvH5AjhPQAFYAWoFTk9CQUdyCE9MWDdLMUI0CjIIwYIBEgQyMTE0GKOxASCyAyj28fkCMMTz-QI4T0ABWAFqBU5PQkFHcghPTFg3SzFCNAqcAQoyCMGCARIEMjY1ORiyAyCjsQEor7r6AjDmu_oCOEJAAFgBagVCQVNJQ3IIT0xYN0sxQjQKMgjBggESBDI1MTIYo7EBIPMDKJPC-gIwo8P6AjhCQAFYAWoFQkFTSUNyCE9MWDdLMUI0CjIIwYIBEgQ3MDE0GPMDIMuxASikxfoCMKfJ-gI4T0ABWAFqBUJBU0lDcghPTFg3SzFCNBIKCAIQARgCKgJCQRgBIgQIARABKAIoAygEMAE) ![Finnair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AY.gif) Wed, 8 Oct - Wed, 15 Oct LGW London SNA Orange County £378 Return found 1 hour ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LGW,to:SNA,departure:08/10/2025TANYT&leg2=from:SNA,to:LGW,departure:15/10/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:377.58&airProductToken=AQplCjEIwbIBEgQ1NDMxGMuxASCpUSiN5_kCMO3q-QI4UUAAWAFqBEVDTVByCFFMWDdLMUI0CjAIwYIBEgQyNDU5GKlRILIDKM7x-QIwwPT5AjhCQAFYAWoERUNNUHIIUUxYN0sxQjQKnAEKMgjBggESBDI2NTkYsgMgo7EBKK-6-gIw5rv6AjhCQABYAWoFQkFTSUNyCE9MWDdLMUI0CjIIwYIBEgQyNTEyGKOxASDzAyiTwvoCMKPD-gI4QkABWAFqBUJBU0lDcghPTFg3SzFCNAoyCMGCARIENzAxNBjzAyDLsQEopMX6AjCnyfoCOE9AAVgBagVCQVNJQ3IIT0xYN0sxQjQSCggCEAEYAioCQVkYASIECAEQASgCKAMoBDAB) ![Virgin Atlantic](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/VS.gif) Wed, 8 Oct - Wed, 15 Oct LHR London LGB Long Beach £396 Return found 1 hour ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:LGB,departure:08/10/2025TANYT&leg2=from:LGB,to:LHR,departure:15/10/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:395.62&airProductToken=AQqcAQozCNamARIENzA0ORjriQEggJMBKMXl-QIwkOb5AjhUQABYAWoFTElHSFRyCE9ZMjZES0xXCjII1qYBEgQ3MTQ5GICTASDyEijE5_kCMJzs-QI4VEABWAFqBUxJR0hUcghPWTI2REtMVwoxCNamARIEMzU5NRjyEiDLCSj77PkCMPHt-QI4VEABWAFqBUxJR0hUcghPWTI2REtMVwptCjUIxJgBEgQzMjM2GMsJIPISKNS4-gIwxLn6AjhFQABYAWoJTUFJTkJBU0lDcghWWTI2REhMVwo0CMSYARICNTAY8hIg64kBKI66-gIw0r76AjhFQAFYAWoJTUFJTkJBU0lDcghWWTI2REhMVxIKCAEQARgBKgJWUxgBIgQIARABKAIoAygEMAE) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Wed, 8 Oct - Wed, 15 Oct LHR London LGB Long Beach £400 Return found 1 hour ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:LGB,departure:08/10/2025TANYT&leg2=from:LGB,to:LHR,departure:15/10/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:399.62&airProductToken=AQqlAQo2CMSYARIEODYxORjriQEg4jAo--L5AjDL4_kCOEVAAFgBaglNQUlOQkFTSUNyCFZZMjZESExXCjQIxJgBEgMyMjEY4jAg8hIo3OT5AjDh6fkCOEVAAVgBaglNQUlOQkFTSUNyCFZZMjZESExXCjUIxJgBEgQzNzkzGPISIMsJKLnq-QIwsOv5AjhFQAFYAWoJTUFJTkJBU0lDcghWWTI2REhMVwptCjUIxJgBEgQzNzQ0GMsJIPISKOi1-gIw4rb6AjhFQABYAWoJTUFJTkJBU0lDcghWWTI2REhMVwo0CMSYARICNTAY8hIg64kBKI66-gIw0r76AjhFQAFYAWoJTUFJTkJBU0lDcghWWTI2REhMVxIKCAEQARgBKgJETBgBIgQIARABKAIoAygEMAE) ## Find the cheapest month to fly from Columbus (CMH) to Ontario (ONT) ### August is typically the cheapest month to fly From £146 - £531 per traveller. ## Expedia flights to Ontario Searching for cheap flights to Ontario? No travel company presents more choices than Expedia if you're looking to compare flights to Ontario. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to Los Angeles. Expedia provides the cheapest flights to many destinations in Los Angeles and you may find even greater savings if you combine your flight with a hotel stay in Ontario. Expedia is the largest online travel agency which means that Expedia have access to cheap flights. So make sure you check Expedia regularly for these bargain flights because the cheapest airline tickets sell out fast. Expedia is not only free for everyone to use but it quick and easy to use. Find the lowest flight prices guaranteed and book directly through Expedia. Browse through hundreds of cheap flight offers to find the one that suits your budget by simply inputting your travel dates. Expedia will then find the cheapest flights to Ontario for that period and let you choose your preferred time and airline. If you need additional assistance, Expedia Customer Service representatives are available from 8am - 10pm Monday to Friday, and 9am - 10pm at weekends. Our capable staff will be able to help you with any questions regarding your Ontario flight, or other booking questions that may arise. When you book flights with Expedia you can rest assured that you have booked the best flight at the lowest price. ## Frequently asked questions ### What is the name of Ontario's airport? > Ontario is served by more than one airport, but most visitors choose to touch down at John Wayne Airport (SNA). ### How far is John Wayne Airport (SNA) from central Ontario? > SNA is 48 kms (30 miles) from downtown Ontario, so expect a bit of a commute into the city centre. ### What airport is best to fly into Ontario? > With a range of airports in one place, travellers are spoiled when flying into Ontario. If you touchdown at SNA, you'll be 48 kms (30 miles) from the downtown area. There's also Los Angeles - Ontario Intl. Airport (ONT) (5 kms (3 miles) away) and LGB (56 kms (35 miles) away). ### How many airlines fly to Ontario? > Ontario is serviced by 16 air carriers from at least 46 worldwide airports. ### Which airlines fly to Ontario? > Southwest Airlines, American Airlines and Frontier Airlines fly the most frequently to Ontario. The majority of flights begin in Phoenix, with Southwest Airlines having the most services on this route. ### How many nonstop flights are there to Ontario? > Organising an amazing Ontario getaway is easy when there are 1,614 nonstop flights each week to choose from. ### Where are the most popular flights to Ontario departing from? > Travellers often depart from Phoenix, Las Vegas and Denver airports when going to Ontario. ### How long is the flight to Ontario Airport? > If it's Phoenix you're departing, you'll be airborne for around 1 hour and 24 minutes before you touchdown in Ontario. Runway to runway from Las Vegas takes around 1 hour and 11 minutes and from Denver, the average flight time is 2 hours and 33 minutes. ### How to book the cheapest flight to Ontario? > We've all come across those lucky jet-setters who manage to score wonderfully cheap plane tickets every time they fly. Would you like to know how to do it for your Ontario holiday? Don't wait until the last possible moment to lock in your flight. Another excellent way to score an unbeatable deal is to compare all options. If your destination has more than one airport, be sure to research the cost of flying into a smaller terminal. Last but not least, another simple way to save some cash is be ready to book fast. If you stumble on an amazing deal, don't think twice — snap it up while you can. ### Do you have any tips for my flight to Ontario? > If you're poorly prepared, air travel can be daunting. But there's no need to worry. Follow these handy hints and enjoy a comfortable start to your time in Ontario. What to pack in your hand luggage: > > > > - A plane trip can be a cruisy experience if you bring the right things. First of all you'll need toiletry items, such as deodorant, toothpaste and a toothbrush, a fresh change of clothes and a good read. Next, find a spot in your hand luggage for your phone, tablet and chargers, your important medications and maybe a blow-up neck pillow as well. Lastly, remember to take your passport, travel documents and your credit cards. > > > > Do not pack the following items in your hand luggage: > > > > - While the list of restricted items can differ between airlines, the general guide to follow is nothing sharp, flammable or explosive. This includes things like screwdrivers, pocket knives, spray paint and fireworks. Sporting equipment like ski poles, and items that could injure passengers, such as firearms and ammunition, won't be allowed on board either. > > > > What to wear on a flight: > > > > - Your goal here is to feel as comfortable as possible. Choose a pair of slip-on shoes, dress in loose, natural fibers and remember to bring a sweater in case you get chilly in the cabin. > - Caused by sustained periods of immobility, deep vein thrombosis (DVT) is a blood clot condition that can affect some passengers during long-haul flights. Reduce the risks by drinking water, keeping your feet and legs moving and wearing compression tights or socks. ### How to get through airport security fast when flying to Ontario? > The secret is to be organised before you arrive at airport security. That way, you'll be boarding that plane to Ontario in next to no time. Follow these tips and get your holiday off to a flying start: > > > > - First things first. Your travel documents and ID will need to be inspected by airport security. Have them easily accessible so you don't hold up the line. > - The X-ray machine comes next. Empty your pockets and remove anything that is likely to beep. This includes things like headphones or earphones, as well as bulky coats or jackets. They'll need to be placed on the conveyor belt for screening. > - All electronic gadgets, including your phone and tablet, are also required to be scanned separately. > - Remove all liquids and gels from your carry-on bag. They often need to be sent through the X-ray machine separately. Each product should be in a container no larger than 3.4 ounces (100 millilitres) and everything must fit in a quart-size (one litre), clear zip-lock bag. > - The right choice of footwear can save you valuable minutes. Boots and heavy shoes are often required to be removed and X-rayed separately. Slip-on sneakers are usually not. > - Sharp items such as knives and scissors are not allowed on board. They'll be seized at security, so pack them in your checked suitcase. Flights to Ontario information | Destination airport | Los Angeles - Ontario Intl. | | --- | --- | | Destination airport IATA code | ONT | | Destination city name | Ontario | | Return price | £361 | ## More to explore for Ontario Heading to Ontario? Explore Ontario with Expedia's Travel Guides to find the best hotels, holiday packages, car hire deals and more! [Ontario Hotels](https://expedia.co.uk/Ontario-Hotels.d2680.Travel-Guide-Hotels)[Ontario Holiday Rentals](https://expedia.co.uk/Ontario-Holiday-Rentals.d2680.Travel-Guide-HolidayRentals)[Ontario Car Hire](https://expedia.co.uk/Compare-Cheap-Car-Hire-In-Ontario.d2680.Car-Hire-Guide)[Ontario Holidays](https://expedia.co.uk/Ontario.d2680.Holidays-City-Breaks)[Things to do in Ontario](https://expedia.co.uk/Things-To-Do-In-Ontario.d2680.Travel-Guide-Activities) ## Trending flights to Ontario Prices were available within the past 7 days and start at £294 for one-way flights and £361 for round trip, for the period specified. Be sure to select the 'Direct flights only' box above if you are looking for a non stop route. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Wed, 8 Oct - Wed, 15 Oct LGW London ONT Ontario £361 Return found 1 hour ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LGW,to:ONT,departure:08/10/2025TANYT&leg2=from:ONT,to:LGW,departure:15/10/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:360.58&airProductToken=AQqdAQoyCMGCARIENjkzMRjLsQEgzHAo6ub5AjCk6_kCOE9AAFgBagVCQVNJQ3IIT0xYN0sxQjQKMgjBggESBDE4MzQYzHAgo7EBKIjw-QIwvvH5AjhCQAFYAWoFQkFTSUNyCE9MWDdLMUI0CjMIwYIBEgQxODIwGKOxASCumwEotvL5AjDj8_kCOEJAAVgBagVCQVNJQ3IIT0xYN0sxQjQKnQEKMwjBggESBDI4NTkYrpsBIO-5ASjQuPoCMJ-5-gI4QkAAWAFqBUJBU0lDcghPTFg3SzFCNAoyCMGCARIEMjU2ORjvuQEg8wMo8cH6AjDnw_oCOEJAAVgBagVCQVNJQ3IIT0xYN0sxQjQKMgjBggESBDcwMTQY8wMgy7EBKKTF-gIwp8n6AjhPQAFYAWoFQkFTSUNyCE9MWDdLMUI0EgoIAhABGAIqAkFBGAEiBAgBEAEoAigDKAQwCw) ## Explore a world of travel with Expedia - Accommodation - Flights - Packages - Cars - Other ### Accommodation - [Montclair Hotels](https://www.expedia.co.uk/Montclair-Hotels.d182996.Travel-Guide-Hotels) - [Hotels near Ontario Convention Center](https://www.expedia.co.uk/Ontario-Convention-Center-Hotels.0-l6128615-0.Travel-Guide-Filter-Hotels) - [Cheap Hotels in Upland](https://www.expedia.co.uk/Upland-Hotels-Budget-Hotels.0-0-d6575-tBudgetHotels.Travel-Guide-Filter-Hotels) - [Upland Hotels](https://www.expedia.co.uk/Upland-Hotels.d6575.Travel-Guide-Hotels) ### Flights - [Flights to Anaheim](https://www.expedia.co.uk/Cheap-Flights-To-Anaheim.d5921.Travel-Guide-Flights) - [Flights to Azusa](https://www.expedia.co.uk/Cheap-Flights-To-Azusa.d5959.Travel-Guide-Flights) - [Flights to Brea](https://www.expedia.co.uk/Cheap-Flights-To-Brea.d7022.Travel-Guide-Flights) - [Flights to Chino Hills](https://www.expedia.co.uk/Cheap-Flights-To-Chino-Hills.d6048589.Travel-Guide-Flights) - [Flights to Chino](https://www.expedia.co.uk/Cheap-Flights-To-Chino.d6652.Travel-Guide-Flights) - [Flights to Claremont](https://www.expedia.co.uk/Cheap-Flights-To-Claremont.d6504.Travel-Guide-Flights) - [Flights to Corona](https://www.expedia.co.uk/Cheap-Flights-To-Corona.d7664.Travel-Guide-Flights) - [Flights to Covina](https://www.expedia.co.uk/Cheap-Flights-To-Covina.d7683.Travel-Guide-Flights) - [Flights to Eastvale](https://www.expedia.co.uk/Cheap-Flights-To-Eastvale.d3000444449.Travel-Guide-Flights) - [Flights to Fontana](https://www.expedia.co.uk/Cheap-Flights-To-Fontana.d8109.Travel-Guide-Flights) - [Flights to Fullerton](https://www.expedia.co.uk/Cheap-Flights-To-Fullerton.d7325.Travel-Guide-Flights) - [Flights to Hacienda Heights](https://www.expedia.co.uk/Cheap-Flights-To-Hacienda-Heights.d7567.Travel-Guide-Flights) - [Flights to La Habra](https://www.expedia.co.uk/Cheap-Flights-To-La-Habra.d177712.Travel-Guide-Flights) - [Flights to La Verne](https://www.expedia.co.uk/Cheap-Flights-To-La-Verne.d9447.Travel-Guide-Flights) - [Flights to Los Angeles - Ontario Intl.](https://www.expedia.co.uk/Cheap-Flights-To-Los-Angeles-Ontario-Intl.d5525071.Travel-Guide-Flights) - [Flights to Los Angeles](https://www.expedia.co.uk/Cheap-Flights-To-Los-Angeles.d178280.Travel-Guide-Flights) - [Flights to Mira Loma](https://www.expedia.co.uk/Cheap-Flights-To-Mira-Loma.d553248635975357428.Travel-Guide-Flights) - [Flights to Montclair](https://www.expedia.co.uk/Cheap-Flights-To-Montclair.d182996.Travel-Guide-Flights) - [Flights to Norco](https://www.expedia.co.uk/Cheap-Flights-To-Norco.d9133.Travel-Guide-Flights) - [Flights to Pomona](https://www.expedia.co.uk/Cheap-Flights-To-Pomona.d10632.Travel-Guide-Flights) - [Flights to QLA-All Airports](https://www.expedia.co.uk/Cheap-Flights-To-QLA-All-Airports.d6138913.Travel-Guide-Flights) - [Flights to Rancho Cucamonga](https://www.expedia.co.uk/Cheap-Flights-To-Rancho-Cucamonga.d7732.Travel-Guide-Flights) - [Flights to Rialto](https://www.expedia.co.uk/Cheap-Flights-To-Rialto.d6086.Travel-Guide-Flights) - [Flights to Riverside](https://www.expedia.co.uk/Cheap-Flights-To-Riverside.d6056021.Travel-Guide-Flights) - [Flights to San Bernardino](https://www.expedia.co.uk/Cheap-Flights-To-San-Bernardino.d6055931.Travel-Guide-Flights) - [Flights to Silverado](https://www.expedia.co.uk/Cheap-Flights-To-Silverado.d3000428738.Travel-Guide-Flights) - [Flights to Upland](https://www.expedia.co.uk/Cheap-Flights-To-Upland.d6575.Travel-Guide-Flights) - [Flights to Villa Park](https://www.expedia.co.uk/Cheap-Flights-To-Villa-Park.d3000428919.Travel-Guide-Flights) - [Flights to West Covina](https://www.expedia.co.uk/Cheap-Flights-To-West-Covina.d10351.Travel-Guide-Flights) - [Flights to Yorba Linda](https://www.expedia.co.uk/Cheap-Flights-To-Yorba-Linda.d10526.Travel-Guide-Flights) - [British Airways London (LHR) to Ontario (ONT) flights](https://www.expedia.co.uk/lp/flight-routes/british-airways-from-heathrow-to-los-angeles-ontario-intl/ba/lhr/ont) - [Delta Atlanta (ATL) to Ontario (ONT) flights](https://www.expedia.co.uk/lp/flight-routes/delta-from-hartsfield-jackson-atlanta-intl-to-los-angeles-ontario-intl/dl/atl/ont) - [Delta Salt Lake City (SLC) to Ontario (ONT) flights](https://www.expedia.co.uk/lp/flight-routes/delta-from-salt-lake-city-intl-to-los-angeles-ontario-intl/dl/slc/ont) - [Delta San Francisco (SFO) to Ontario (ONT) flights](https://www.expedia.co.uk/lp/flight-routes/delta-from-san-francisco-intl-to-los-angeles-ontario-intl/dl/sfo/ont) - [Delta Phoenix (PHX) to Ontario (ONT) flights](https://www.expedia.co.uk/lp/flight-routes/delta-from-sky-harbor-intl-to-los-angeles-ontario-intl/dl/phx/ont) - [Flights from Upland](https://www.expedia.co.uk/lp/flights/6575/flights-from-upland) - [Flights from Accra (ACC) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/acc/ont/accra-to-ontario) - [Flights from Atlanta (ATL) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/atl/ont/atlanta-to-ontario) - [Flights from Belfast (BFS) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/bfs/ont/belfast-to-ontario) - [Flights from Birmingham (BHM) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/bhm/ont/birmingham-to-ontario) - [Flights from Birmingham (BHX) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/bhx/ont/birmingham-to-ontario) - [Flights from Boston (BOS) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/bos/ont/boston-to-ontario) - [Flights from Bristol (BRS) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/brs/ont/bristol-to-ontario) - [Flights from Baltimore (BWI) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/bwi/ont/baltimore-to-ontario) - [Flights from Cambridge (CBG) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/cbg/ont/cambridge-to-ontario) - [Flights from Cardiff (CWL) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/cwl/ont/cardiff-to-ontario) - [Flights from Washington (DCA) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/dca/ont/washington-to-ontario) - [Flights from Delhi (DEL) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/del/ont/delhi-to-ontario) - [Flights from Dallas (DFW) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/dfw/ont/dallas-to-ontario) - [Flights from Dublin (DUB) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/dub/ont/dublin-to-ontario) - [Flights from Edinburgh (EDI) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/edi/ont/edinburgh-to-ontario) - [Flights from East Midlands (EMA) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/ema/ont/east-midlands-to-ontario) - [Flights from Newark Liberty Intl. Airport (EWR) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/ewr/ont/newark-liberty-intl-airport-to-ontario) - [Flights from Glasgow (GLA) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/gla/ont/glasgow-to-ontario) - [Flights from Harare (HRE) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/hre/ont/harare-to-ontario) - [Flights from Washington (IAD) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/iad/ont/washington-to-ontario) - [Flights from Indianapolis (IND) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/ind/ont/indianapolis-to-ontario) - [Flights from New York (JFK) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/jfk/ont/new-york-to-ontario) - [Flights from Las Vegas (LAS) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/las/ont/las-vegas-to-ontario) - [Flights from Los Angeles (LAX) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/lax/ont/los-angeles-to-ontario) - [Flights from Leeds (LBA) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/lba/ont/leeds-to-ontario) - [Flights from London (LGW) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/lgw/ont/london-to-ontario) - [Flights from London (LHR) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/lhr/ont/london-to-ontario) - [Flights from London (LON) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/lon/ont/london-to-ontario) - [Flights from Lagos (LOS) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/los/ont/lagos-to-ontario) - [Flights from London (LTN) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/ltn/ont/london-to-ontario) - [Flights from Lawrence (LWC) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/lwc/ont/lawrence-to-ontario) - [Flights from Manchester (MAN) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/man/ont/manchester-to-ontario) - [Flights from Orlando (MCO) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/mco/ont/orlando-to-ontario) - [Flights from Manchester (MHT) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/mht/ont/manchester-to-ontario) - [Flights from Miami (MIA) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/mia/ont/miami-to-ontario) - [Flights from Newcastle (NCL) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/ncl/ont/newcastle-to-ontario) - [Flights from Norwich (NWI) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/nwi/ont/norwich-to-ontario) - [Flights from Chicago (ORD) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/ord/ont/chicago-to-ontario) - [Flights from Portland (PDX) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/pdx/ont/portland-to-ontario) - [Flights from Philadelphia (PHL) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/phl/ont/philadelphia-to-ontario) - [Flights from San Diego (SAN) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/san/ont/san-diego-to-ontario) - [Flights from Seattle (SEA) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/sea/ont/seattle-to-ontario) - [Flights from San Francisco (SFO) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/sfo/ont/san-francisco-to-ontario) - [Flights from Ho Chi Minh City (SGN) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/sgn/ont/ho-chi-minh-city-to-ontario) - [Flights from Southampton (SOU) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/sou/ont/southampton-to-ontario) - [Flights from Tampa (TPA) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/tpa/ont/tampa-to-ontario) - [Flights from Edmonton (YEG) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/yeg/ont/edmonton-to-ontario) - [Flights from Halifax (YHZ) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/yhz/ont/halifax-to-ontario) - [Flights from Québec (YQB) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/yqb/ont/quebec-to-ontario) - [Flights from Vancouver (YVR) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/yvr/ont/vancouver-to-ontario) - [Flights from Winnipeg (YWG) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/ywg/ont/winnipeg-to-ontario) - [Flights from Calgary (YYC) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/yyc/ont/calgary-to-ontario) - [Flights from Toronto (YYZ) to Ontario (ONT)](https://www.expedia.co.uk/lp/flights/yyz/ont/toronto-to-ontario) ### Packages - [Montclair Holidays](https://www.expedia.co.uk/Montclair.d182996.Holidays-City-Breaks) - [Visit Montclair](https://www.expedia.co.uk/Montclair.dx182996) - [Ontario Convention Center](https://www.expedia.co.uk/Ontario-Convention-Center-Los-Angeles.d6128615.Attraction) - [Visit Upland](https://www.expedia.co.uk/Upland.dx6575) ### Cars - [Rental cars Los Angeles - Ontario Intl. airport](https://www.expedia.co.uk/Compare-Cheap-Car-Hire-In-Los-Angeles-Ontario-Intl.d5525071.Car-Hire-Guide) - [Car hire Montclair](https://www.expedia.co.uk/Compare-Cheap-Car-Hire-In-Montclair.d182996.Car-Hire-Guide) ### Other - [Things to do in Upland](https://www.expedia.co.uk/Things-To-Do-In-Upland.d6575.Travel-Guide-Activities) \*Available to Expedia members.