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Cheap flights from Belfast Intl Airport to Washington, D.C. from £324

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Belfast Intl Airport to Washington, D.C.

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
06:30 - 19:30BFS  Belfast Intl-IAD Washington, D.C. Dulles Intl
17h 00m2 stops London Gatwick Reykjavik Keflavik Intl
Multiple Airlines Logo
19:40 - 17:05IAD  Washington, D.C. Dulles Intl-BFS Belfast Intl
16h 25m2 stops Reykjavik Keflavik Intl London Gatwick
£479Multiple Airlines
Thu, 29 Oct - Thu, 5 Nov
Multiple Airlines Logo
07:00 - 10:29BFS  Belfast Intl-DCA Washington, D.C. Reagan-National
31h 29m3 stops London Gatwick Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
16:00 - 20:30DCA  Washington, D.C. Reagan-National-BFS Belfast Intl
23h 30m3 stops Montreal Pierre Elliott Trudeau Intl Madrid Barajas London Luton
£794Multiple Airlines
Tue, 27 Oct - Tue, 3 Nov
Multiple Airlines Logo
06:10 - 19:30BFS  Belfast Intl-IAD Washington, D.C. Dulles Intl
17h 20m2 stops Glasgow Intl Reykjavik Keflavik Intl
Multiple Airlines Logo
19:40 - 18:55IAD  Washington, D.C. Dulles Intl-BFS Belfast Intl
18h 15m3 stops Reykjavik Keflavik Intl Gdansk Rebiechowo London Stansted
£803Multiple Airlines
Thu, 29 Oct - Thu, 5 Nov
Multiple Airlines Logo
20:05 - 19:30BFS  Belfast Intl-IAD Washington, D.C. Dulles Intl
27h 25m2 stops London Gatwick Reykjavik Keflavik Intl
Multiple Airlines Logo
18:40 - 21:55IAD  Washington, D.C. Dulles Intl-BFS Belfast Intl
22h 15m1 stop Paris Charles de Gaulle
£908Multiple Airlines
Thu, 29 Oct - Thu, 5 Nov
Multiple Airlines Logo
07:00 - 22:38BFS  Belfast Intl-DCA Washington, D.C. Reagan-National
19h 38m2 stops London Gatwick Toronto Pearson Intl
Multiple Airlines Logo
16:00 - 20:30DCA  Washington, D.C. Reagan-National-BFS Belfast Intl
23h 30m3 stops Montreal Pierre Elliott Trudeau Intl Madrid Barajas London Luton
£959Multiple Airlines
Tue, 27 Oct - Tue, 3 Nov
Multiple Airlines Logo
08:50 - 17:30BFS  Belfast Intl-IAD Washington, D.C. Dulles Intl
12h 40m1 stop Paris Charles de Gaulle
Multiple Airlines Logo
17:45 - 13:40IAD  Washington, D.C. Dulles Intl-BFS Belfast Intl
14h 55m1 stop Amsterdam Schiphol
£1,345Multiple Airlines
Thu, 29 Oct - Thu, 5 Nov

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Use the filters below to find and compare flights from Belfast Intl Airport to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastWashington, D.C.

BFS Belfast Intl - IAD Washington, D.C. Dulles Intl

BFSIAD

Belfast Intl

Thu 29/10

06:30-19:30

2 stops17h 00m

Washington, D.C. Dulles Intl

Thu 5/11

19:40-17:05

2 stops16h 25m

£479

BelfastWashington, D.C.

BFS Belfast Intl - DCA Washington, D.C. Reagan-National

BFSDCA

Belfast Intl

Tue 27/10

07:00-10:29

3 stops31h 29m

Washington, D.C. Reagan-National

Tue 3/11

16:00-20:30

3 stops23h 30m

£794

BelfastWashington, D.C.

BFS Belfast Intl - IAD Washington, D.C. Dulles Intl

BFSIAD

Belfast Intl

Thu 29/10

06:10-19:30

2 stops17h 20m

Washington, D.C. Dulles Intl

Thu 5/11

19:40-18:55

3 stops18h 15m

£803

BelfastWashington, D.C.

BFS Belfast Intl - IAD Washington, D.C. Dulles Intl

BFSIAD

Belfast Intl

Thu 29/10

20:05-19:30

2 stops27h 25m

Washington, D.C. Dulles Intl

Thu 5/11

18:40-21:55

1 stop22h 15m

£908

BelfastWashington, D.C.

BFS Belfast Intl - DCA Washington, D.C. Reagan-National

BFSDCA

Belfast Intl

Tue 27/10

07:00-22:38

2 stops19h 38m

Washington, D.C. Reagan-National

Tue 3/11

16:00-20:30

3 stops23h 30m

£959
Fastest return journey

BelfastWashington, D.C.

BFS Belfast Intl - IAD Washington, D.C. Dulles Intl

BFSIAD

Belfast Intl

Thu 29/10

08:50-17:30

1 stop12h 40m

Washington, D.C. Dulles Intl

Thu 5/11

17:45-13:40

1 stop14h 55m

£1,345
Cheapest one-way
Fastest single journey

BelfastWashington, D.C.

BFS Belfast Intl - IAD Washington, D.C. Dulles Intl

BFSIAD

Belfast Intl

Sun 22/11

16:40-16:20

2 stops28h 40m

£324

BelfastWashington, D.C.

BFS Belfast Intl - IAD Washington, D.C. Dulles Intl

BFSIAD

Belfast Intl

Sun 22/11

22:00-14:40

3 stops45h 40m

£339

BelfastBaltimore

BFS Belfast Intl - BWI Baltimore/Washington

BFSBWI

Belfast Intl

Mon 5/10

14:40-09:25

3 stops47h 45m

£441

BelfastBaltimore

BFS Belfast Intl - BWI Baltimore/Washington

BFSBWI

Belfast Intl

Mon 5/10

14:40-22:15

2 stops36h 35m

£468

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from Belfast Intl Airport to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Belfast Intl Airport to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Belfast Intl Airport to Washington, D.C. (BFS to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belfast Intl Airport to Washington, D.C.

Best price found

£324

Fastest flight time

12h 10m

Direct flights

None
The best one-way flight to Washington, D.C. from Belfast Intl Airport in the past 72 hours is £324. The best return flight deal from Belfast Intl Airport to Washington, D.C. found on momondo in the last 72 hours is £479.
The fastest flight from Belfast Intl Airport to Washington, D.C. takes 12h 10m
There are no direct flights from Belfast Intl Airport to Washington, D.C.. There are no popular flight routes from Belfast Intl Airport to Washington, D.C..
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Frequently asked questions about flying from Belfast Intl Airport to Washington, D.C.

  • How far is Belfast Intl to Washington, D.C. by plane?

    The straight-line distance from Belfast Intl to Washington, D.C. is 3361.5 mi. 12h 10m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Belfast Intl Airport to Washington, D.C.?

    Prices for flights from Belfast Intl Airport to Washington, D.C. refresh daily.

  • How old do you have to be to fly from Belfast Intl Airport to Washington, D.C.?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Belfast Intl Airport to Washington, D.C..

  • What documentation or ID do you need to fly to Washington, D.C.?

    The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Belfast Intl Airport to Washington, D.C.

  • How do I get Price Alerts for flights from Belfast Intl Airport to Washington, D.C.?

    Search flight deals from Belfast Intl Airport to Washington, D.C.. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Belfast Intl Airport to Washington, D.C. with momondo?

    By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Travelling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Springfield
Arlington
National Harbor
College Park
Fairfax
Gettysburg
Linthicum Heights
Ellicott City
Cambridge
Glen Burnie
Laurel
Lutherville Timonium
Lexington Park
Woodbridge
Bethesda
Silver Spring
Rockville
Landover

Why use momondo?

Why should I use momondo to find a flight deal from Belfast to Washington, D.C.?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Belfast to Washington, D.C. for you.

Can I find flights from Belfast to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Belfast to Washington, D.C. flights to just show those with flexible booking policies.

How can momondo help me find flights from Belfast to Washington, D.C.?

momondo helps you find the best flight between Belfast and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Belfast to Washington, D.C. right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Belfast to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.

An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport