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Cheap flights from Belfast City Airport to Washington, D.C. from £673

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Belfast City Airport to Washington, D.C. departing on 30/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
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Find the cheapest flights from Belfast City Airport to Washington, D.C.

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
20:35 - 18:50
BHD
-
IAD
27h 15m
2 stops
British Airways Logo
17:45 - 10:30
IAD
-
BHD
11h 45m
1 stop
£673British Airways
Wed, 30 Sep - Sun, 4 Oct
British Airways Logo
06:30 - 15:30
BHD
-
IAD
38h 00m
2 stops
British Airways Logo
22:25 - 14:35
IAD
-
BHD
11h 10m
1 stop
£681British Airways
Fri, 4 Sep - Sun, 6 Sep
British Airways Logo
09:35 - 20:20
BHD
-
IAD
15h 45m
1 stop
British Airways Logo
22:25 - 14:35
IAD
-
BHD
11h 10m
1 stop
£682British Airways
Fri, 4 Sep - Sun, 6 Sep
British Airways Logo
11:35 - 23:10
BHD
-
DCA
16h 35m
2 stops
British Airways Logo
15:06 - 10:30
DCA
-
BHD
14h 24m
2 stops
£683British Airways
Wed, 30 Sep - Sun, 4 Oct
British Airways Logo
11:35 - 23:10
BHD
-
DCA
16h 35m
2 stops
British Airways Logo
15:06 - 10:30
DCA
-
BHD
14h 24m
2 stops
£684British Airways
Wed, 30 Sep - Sun, 4 Oct
British Airways Logo
11:35 - 23:10
BHD
-
DCA
16h 35m
2 stops
British Airways Logo
15:06 - 10:30
DCA
-
BHD
14h 24m
2 stops
£685British Airways
Wed, 30 Sep - Sun, 4 Oct
British Airways Logo
11:35 - 23:10
BHD
-
DCA
16h 35m
2 stops
British Airways Logo
15:06 - 10:30
DCA
-
BHD
14h 24m
2 stops
£686British Airways
Wed, 30 Sep - Sun, 4 Oct
British Airways Logo
11:35 - 22:51
BHD
-
IAD
16h 16m
2 stops
British Airways Logo
17:45 - 11:30
IAD
-
BHD
12h 45m
2 stops
£836British Airways
Wed, 30 Sep - Sun, 4 Oct
British Airways Logo
09:50 - 19:25
BHD
-
IAD
14h 35m
2 stops
British Airways Logo
17:45 - 11:55
IAD
-
BHD
13h 10m
2 stops
£849British Airways
Fri, 4 Sep - Sun, 6 Sep

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British Airways flights from Belfast City Airport to Washington, D.C.

Our best British Airways deals on Belfast City Airport to Washington, D.C. flight tickets
British Airways
30 Sept
BHD20:35Belfast City
27h 15m
2 stops
IAD18:50Washington, D.C. Dulles Intl
4 Oct
IAD17:45Washington, D.C. Dulles Intl
11h 45m
1 stop
BHD10:30Belfast City
£673
British Airways
4 Sept
BHD06:30Belfast City
38h 00m
2 stops
IAD15:30Washington, D.C. Dulles Intl
6 Sept
IAD22:25Washington, D.C. Dulles Intl
11h 10m
1 stop
BHD14:35Belfast City
£681
British Airways
4 Sept
BHD09:35Belfast City
15h 45m
1 stop
IAD20:20Washington, D.C. Dulles Intl
6 Sept
IAD22:25Washington, D.C. Dulles Intl
11h 10m
1 stop
BHD14:35Belfast City
£682

momondo Fare Finder

 
Customise your flight search to find flights from Belfast City Airport to Washington, D.C. that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 12 July 2026.
Use the filters below to find and compare flights from Belfast City Airport to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Wed 30/9

20:35-18:50

2 stops27h 15m

Washington, D.C. Dulles Intl

Sun 4/10

17:45-10:30

1 stop11h 45m

£673

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Fri 4/9

06:30-15:30

2 stops38h 00m

Washington, D.C. Dulles Intl

Sun 6/9

22:25-14:35

1 stop11h 10m

£681
Fastest return journey

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Fri 4/9

09:35-20:20

1 stop15h 45m

Washington, D.C. Dulles Intl

Sun 6/9

22:25-14:35

1 stop11h 10m

£682

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Wed 30/9

11:35-23:10

2 stops16h 35m

Washington, D.C. Reagan-National

Sun 4/10

15:06-10:30

2 stops14h 24m

£683

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Wed 30/9

11:35-23:10

2 stops16h 35m

Washington, D.C. Reagan-National

Sun 4/10

15:06-10:30

2 stops14h 24m

£684

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Wed 30/9

11:35-23:10

2 stops16h 35m

Washington, D.C. Reagan-National

Sun 4/10

15:06-10:30

2 stops14h 24m

£685

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Wed 30/9

11:35-23:10

2 stops16h 35m

Washington, D.C. Reagan-National

Sun 4/10

15:06-10:30

2 stops14h 24m

£686

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Wed 30/9

11:35-22:51

2 stops16h 16m

Washington, D.C. Dulles Intl

Sun 4/10

17:45-11:30

2 stops12h 45m

£836

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Fri 4/9

09:50-19:25

2 stops14h 35m

Washington, D.C. Dulles Intl

Sun 6/9

17:45-11:55

2 stops13h 10m

£849

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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

Are you open to changing your travel dates? Check out the ideal times to fly from Belfast City 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 City Airport to Washington, D.C. (BHD to WAS) flight deals and tips

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

Fastest flight time

14h 30m

Direct flights

None
The fastest flight from Belfast City Airport to Washington, D.C. takes 14h 30m
There are no direct flights from Belfast City Airport to Washington, D.C.. There are no popular flight routes from Belfast City Airport to Washington, D.C..
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Frequently asked questions about flying from Belfast City Airport to Washington, D.C.

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

    The distance between Belfast City and Washington, D.C. is about 3375.4 mi. In terms of flight time, this usually takes a little over 14h 30m.

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

    Prices for flights from Belfast City Airport to Washington, D.C. were last updated today.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Belfast City 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 City Airport to Washington, D.C.

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

    Search flight deals from Belfast City 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 City 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?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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

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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Belfast to Washington, D.C. . Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Washington, D.C. from Belfast which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Belfast to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Belfast to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport