Title: Cheap Flights from Dayton to Chicago (DAY to ORD) - Expedia.co.uk ![City of Chicago. Image of Chicago downtown and Chicago River with bridges at sunny summer day](https://images.trvl-media.com/place/178248/e6aa83ce-7ad8-43a5-9d1d-b055eefa7e78.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Dayton (DAY) to Chicago (ORD) - [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 ## Popular airlines from Dayton Intl. Airport (DAY) to Chicago O'Hare International Airport (ORD) - ![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:day,to:ord,departure:13/10/2025TANYT&leg2=from:ord,to:day,departure:20/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![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:day,to:ord,departure:13/10/2025TANYT&leg2=from:ord,to:day,departure:20/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![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:day,to:ord,departure:13/10/2025TANYT&leg2=from:ord,to:day,departure:20/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ## 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) ## Find the cheapest month to fly from Dayton (DAY) to Chicago (ORD) ### May is typically the cheapest month to fly From £132 - £283 per traveller. 0 Flight from Dayton to Chicago route information | Origin airport | James M. Cox Dayton Intl. | | --- | --- | | Destination airport | O'Hare Intl. | | Distance | 383 km | ## Compare flights from Dayton to Chicago easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from Dayton to Chicago. Operating between them flights per day, airlines cover the route. And fly direct, getting you to O'Hare Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from James M. Cox Dayton Intl. to O'Hare Intl..   To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.  Grab a great deal on your flight from James M. Cox Dayton Intl. (DAY) to O'Hare Intl. (ORD) The easiest way to view the best deals on flights from Dayton to Chicago today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from James M. Cox Dayton Intl. to O'Hare Intl. start at just and range up to .   To find an even better deal, try   - being flexible on your dates – midweek flights can be cheaper - looking for other airports near Dayton and Chicago - booking your flight during , the cheapest month on this route - varying your flight times – early morning and late at night are sometimes cheaper  Why you should book your Dayton to Chicago flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from James M. Cox Dayton Intl. to O'Hare Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.   Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.   ## Frequently asked questions ### How much is a flight from DAY to O'Hare Airport? > Based on airfares available within the last 7 days on Expedia for flights departing within the next year, round-trip journeys between James M. Cox Dayton Intl. Airport (DAY) and ORD start from . Book now to secure the best price for your adventure. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Dayton Intl. Airport to O'Hare Airport? > Each air carrier has its own set of terms and conditions. If you do decide to cancel, follow the simple instructions on our [Customer Service Portal](https://www.expedia.co.uk/service/?langid=1033). ### How do I find cheap flights from James M. Cox Dayton Intl. Airport (DAY) to ORD that have flexible change policies? > Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Dayton Intl. Airport to O'Hare Intl. Airport (ORD) flights, you'll see a "no change fees" filter for you to select. ### How far is the flight from James M. Cox Dayton Intl. Airport (DAY) to O'Hare Intl. Airport (ORD)? > A flight distance of just 390 kilometres separates Vandalia and Chicago. Once you're up in the skies, you won't get a chance to do much more than flip through the pages of the in-flight magazine. ### Which airlines fly direct from DAY to O'Hare Intl. Airport (ORD)? > United Airlines (UA) is one of the top choices for many travellers flying between DAY and ORD. Select from the 152 flights it offers on this route each month. Love some more options? Check out the seats available with American Airlines (AA). This carrier offers 60 fights monthly between these airports. ### Are DAY to ORD flight tickets cheaper when they're purchased at the last minute? > Booking your trip from James M. Cox Dayton Intl. Airport (DAY) to ORD last minute could save you some serious cash. However, it could end up costing a great deal more! If you'd prefer to err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to 12 months in advance. 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