Title: Cheap Flights from Niagara Falls to Las Vegas (IAG to LAS) - Expedia.co.uk ![Adobe](https://images.trvl-media.com/place/178276/0ac26ddb-b173-4141-acdc-a3f6b4a8d77b.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178276/0ac26ddb-b173-4141-acdc-a3f6b4a8d77b.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Niagara Falls (IAG) to Las Vegas (LAS) - [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 Niagara Falls, NY (IAG-Niagara Falls Intl.) to Harry Reid Intl. Airport (LAS) - ![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:iag,to:las,departure:30/09/2025TANYT&leg2=from:las,to:iag,departure:07/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) - ![easyJet](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_U2.svg) easyJet [](https://www.expedia.co.uk/Flights-Search?leg1=from:iag,to:las,departure:30/09/2025TANYT&leg2=from:las,to:iag,departure:07/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"U2"}}]) - ![Lufthansa](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LH.svg) Lufthansa [](https://www.expedia.co.uk/Flights-Search?leg1=from:iag,to:las,departure:30/09/2025TANYT&leg2=from:las,to:iag,departure:07/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LH"}}]) - ![Ryanair](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_FR.svg) Ryanair [](https://www.expedia.co.uk/Flights-Search?leg1=from:iag,to:las,departure:30/09/2025TANYT&leg2=from:las,to:iag,departure:07/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"FR"}}]) - ![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:iag,to:las,departure:30/09/2025TANYT&leg2=from:las,to:iag,departure:07/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![Jet2](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LS.svg) Jet2 [](https://www.expedia.co.uk/Flights-Search?leg1=from:iag,to:las,departure:30/09/2025TANYT&leg2=from:las,to:iag,departure:07/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LS"}}]) - ![Swiss International Air Lines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LX.svg) Swiss International Air Lines [](https://www.expedia.co.uk/Flights-Search?leg1=from:iag,to:las,departure:30/09/2025TANYT&leg2=from:las,to:iag,departure:07/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LX"}}]) - ## 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) ## Frequently asked questions ### How much is a flight from Niagara Falls Intl. Airport to Harry Reid Airport (formerly McCarran Airport)? > Based on airfares listed within the last 7 days on Expedia for flights departing within the next year, round-trip flights between IAG and LAS start from . Make your booking ASAP to secure the best price for your trip. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Niagara Falls Intl. Airport to LAS? > We get that things crop up unexpectedly, so we've made it as hassle-free as possible for you to cancel your flight online. Just visit the [Customer Service Portal](https://www.expedia.co.uk/service/?langid=1033) and follow the instructions. ### How do I find cheap flights from Niagara Falls Intl. Airport (IAG) to LAS 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 Niagara Falls Intl. Airport (IAG) to LAS flights, you'll see a "no change fees" filter for you to select. ### How far is the flight from Niagara Falls Intl. Airport to LAS? > The flight distance between Niagara Falls Intl. Airport (IAG) and LAS is 3,200 kilometres. Bring a drink, some snacks and a good book to read. Keep yourself entertained and time will zip by. ### Which airlines fly direct from Niagara Falls Intl. Airport to LAS? > At present, no airlines offer flights directly from Niagara Falls Intl. Airport (IAG) to Harry Reid Airport (formerly McCarran Airport). You'll need to book a flight with at least one stop. To score the best connections and price, lock in your fare ahead of time. ### Are Niagara Falls Intl. Airport to LAS flight tickets cheaper when they're purchased at the last minute? > Last-minute bookings from IAG to LAS can be hit-or-miss. You may be able to score a great bargain, but then again, you could miss out entirely! If you'd rather play it safe and start your travel planning ahead of time, Expedia compares flight deals up to 12 months in advance. Just keep in mind that not all airlines issue their prices so far in advance. Our top tip? Check back often as prices are updated regularly. ## Travel information | Origin airport | Niagara Falls Intl. | | --- | --- | | Destination airport | Harry Reid Intl. | | Distance | 3153 km | ## Book with confidence ### Compare flights from Niagara Falls to Las Vegas easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from Niagara Falls to Las Vegas. Operating between them flights per day, airlines cover the route. And fly direct, getting you to Harry Reid Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Niagara Falls Intl. to Harry Reid 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 Niagara Falls Intl. (IAG) to Harry Reid Intl. (LAS) The easiest way to view the best deals on flights from Niagara Falls to Las Vegas 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 Niagara Falls Intl. to Harry Reid 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 Niagara Falls and Las Vegas - 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 Niagara Falls to Las Vegas flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Niagara Falls Intl. to Harry Reid 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.   ## Explore a world of travel with Expedia - Trending Routes - Trending Flights - Top Flights Destinations - Nearby Airports - Cheap Flights from Other Airports - Expedia's Latest Trends ### Top Routes to Las Vegas - [Newark Liberty Intl. 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