Title: Cheap Flights from Niagara Falls (IAG) to Washington (IAD) - Expedia.ca ![Washington DC in Spring](https://images.trvl-media.com/place/3763/58eb1a51-e7f1-4f17-88af-21174d495e42.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/3763/58eb1a51-e7f1-4f17-88af-21174d495e42.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Niagara Falls (IAG) to Washington (IAD) - [Roundtrip](?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 Washington Dulles International Airport (IAD) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:iag,to:iad,departure:06/11/2025TANYT&leg2=from:iad,to:iag,departure:13/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![WestJet](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WS.svg) WestJet [](https://www.expedia.ca/Flights-Search?leg1=from:iag,to:iad,departure:06/11/2025TANYT&leg2=from:iad,to:iag,departure:13/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}]) - ![Flair Airlines](https://a.travel-assets.com/air/airlines/f8_sq.svg) Flair Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:iag,to:iad,departure:06/11/2025TANYT&leg2=from:iad,to:iag,departure:13/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F8"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:iag,to:iad,departure:06/11/2025TANYT&leg2=from:iad,to:iag,departure:13/11/2025TANYT&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.ca/Flights-Search?leg1=from:iag,to:iad,departure:06/11/2025TANYT&leg2=from:iad,to:iag,departure:13/11/2025TANYT&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.ca/Flights-Search?leg1=from:iag,to:iad,departure:06/11/2025TANYT&leg2=from:iad,to:iag,departure:13/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Porter Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_PD.svg) Porter Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:iag,to:iad,departure:06/11/2025TANYT&leg2=from:iad,to:iag,departure:13/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) Flight from Niagara Falls to Washington (IAG - IAD) route information | Origin airport | Niagara Falls Intl. | | --- | --- | | Destination airport | Washington Dulles Intl. | | Distance | 475 km | ## Niagara Falls to Chantilly Flights **The easy way to book your flights from Niagara Falls to Washington**  With Expedia, it’s simple to find and book flights to Washington from Niagara Falls whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Washington Dulles Intl., too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Niagara Falls to Washington today, tomorrow, or this week.   **Save dollars with cheap flights from Niagara Falls Intl., IAG to Washington Dulles Intl., IAD**  Sort your search results by price to find great deals on your flight from Niagara Falls to Washington—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Washington from Niagara Falls currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Washington   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Washington from Niagara Falls**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Washington with Expedia today. ## Frequently asked questions ### How much is a flight from Niagara Falls Intl. Airport (IAG) to Dulles Intl. Airport? > Based on fares available within the last 7 days on Expedia for flights departing within the next year, round-trip journeys between Niagara Falls Intl. Airport (IAG) and Dulles Intl. Airport start from . Make your booking today to score the best price for your exciting 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 Niagara Falls Intl. Airport to IAD? > We get that circumstances change unexpectedly, so we've made it as easy as possible for you to cancel your trip online. Just visit the [Customer Service Portal](https://www.expedia.ca/helpcenter) and follow the instructions. ### How do I find cheap flights from Niagara Falls Intl. Airport (IAG) to Washington Dulles Intl. Airport (IAD) that have flexible change policies? > Plenty of airlines will allow you to move your flight at no extra charge. All you pay is the cost difference between the two flights. When searching for Niagara Falls Intl. Airport (IAG) to Dulles Intl. Airport flights, you'll see a "No change fees" box for you to select. ### How far is the flight from Niagara Falls Intl. Airport (IAG) to IAD? > A flight distance of just 480 kilometres separates Niagara Falls and Chantilly. Once you're up in the skies, you won't have time to do much more than read the magazine in your seat pocket. ### Which airlines fly direct from IAG to Washington Dulles Intl. Airport (IAD)? > If you want to travel straight from IAG to Dulles Intl. Airport, you'll have to book a flight with one or more stops. Unfortunately, there aren't any airlines that fly directly on this route. ### Are Niagara Falls Intl. Airport to Dulles Intl. Airport flight tickets cheaper when they're purchased at the last minute? > Flight prices from IAG to IAD are available up to 12 months prior to departure on Expedia. And although you may score great last-minute deal, it's never a sure thing. Also, booking your flights in advance means you'll have more options — and you can avoid getting stuck in the dreaded middle seat! 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