Title: Cheap Flights from Niagara Falls (IAG) to Washington (DCA) - 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 (DCA) - [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 Ronald Reagan National Airport (DCA) - ![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:dca,departure:06/11/2025TANYT&leg2=from:dca,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:dca,departure:06/11/2025TANYT&leg2=from:dca,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:dca,departure:06/11/2025TANYT&leg2=from:dca,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:dca,departure:06/11/2025TANYT&leg2=from:dca,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:dca,departure:06/11/2025TANYT&leg2=from:dca,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:dca,departure:06/11/2025TANYT&leg2=from:dca,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:dca,departure:06/11/2025TANYT&leg2=from:dca,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 - DCA) route information | Origin airport | Niagara Falls Intl. | | --- | --- | | Destination airport | Ronald Reagan Washington National | | Distance | 495 km | ## Niagara Falls to Washington 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 Ronald Reagan Washington National, 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 Ronald Reagan Washington National, DCA**  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 to Ronald Reagan Washington National Airport (DCA)? > Start packing your bags, because round-trip flights between Niagara Falls Intl. Airport (IAG) and DCA start from . That's based on airfares listed within the last 7 days on Expedia for flights departing within the next year. Prices can move quickly, so book now to secure the best deal. 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 Ronald Reagan Washington National Airport (DCA)? > The majority of flights can be cancelled online, but each airline has its own terms and conditions. If you do decide to cancel your flight, go to our [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 DCA that have flexible change policies? > Plenty of carriers offer the option to move your flight at no extra charge. All you pay is the difference in the ticket price. When looking for IAG to National Airport flights, you'll find a "No change fees" box for you to pick. ### How far is the flight from Niagara Falls Intl. Airport (IAG) to Ronald Reagan Washington National Airport (DCA)? > The distance from Niagara Falls Intl. Airport (IAG) (IAG) to DCA (DCA) is 500 kilometres. You'll be disembarking the plane and picking up your bags from the carousel in next to no time. ### Which airlines fly direct from IAG to Ronald Reagan Washington National Airport (DCA)? > You won't find any airlines flying directly between Niagara Falls Intl. Airport (IAG) and Ronald Reagan Washington National Airport (DCA), so be ready to make at least one stop on your journey. A layover can be a nice way to break up a trip! ### Are IAG to Ronald Reagan Washington National Airport (DCA) flight tickets cheaper when they're purchased at the last minute? > Booking last minute from Niagara Falls Intl. Airport to DCA can be hit-or-miss. You may be able to score a bargain, but then again, you could miss out altogether! If you'd prefer to start planning early, Expedia compares flight deals up to a year in advance. Just bear in mind that not all airlines issue their prices so far in advance. Our suggestion? Check back often as prices are updated frequently. ## Explore a world of travel with Expedia \*Available to Expedia members.