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Cheap flights from Belfast City Airport to Washington, D.C. from £335

This is the cheapest one-way 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 31/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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.
American Airlines Logo
06:30 - 19:40
BHD
-
BWI
18h 10m
1 stop
American Airlines Logo
19:24 - 15:20
BWI
-
BHD
14h 56m
2 stops
£777American Airlines
Tue, 23 Jun - Tue, 11 Aug
British Airways Logo
10:05 - 17:45
BHD
-
BWI
36h 40m
2 stops
British Airways Logo
20:19 - 12:55
BWI
-
BHD
35h 36m
2 stops
£779British Airways
Wed, 2 Sep - Sun, 6 Sep
American Airlines Logo
16:25 - 19:40
BHD
-
BWI
32h 15m
1 stop
American Airlines Logo
16:25 - 15:20
BWI
-
BHD
17h 55m
2 stops
£781American Airlines
Tue, 23 Jun - Tue, 11 Aug
American Airlines Logo
09:40 - 00:07
BHD
-
BWI
19h 27m
2 stops
American Airlines Logo
19:24 - 15:20
BWI
-
BHD
14h 56m
2 stops
£782American Airlines
Tue, 23 Jun - Tue, 11 Aug
American Airlines Logo
06:30 - 23:59
BHD
-
BWI
22h 29m
2 stops
American Airlines Logo
19:24 - 17:35
BWI
-
BHD
17h 11m
2 stops
£786American Airlines
Tue, 23 Jun - Tue, 11 Aug
British Airways Logo
11:35 - 21:30
BHD
-
DCA
14h 55m
2 stops
British Airways Logo
22:16 - 08:50
DCA
-
BHD
29h 34m
2 stops
£786British Airways
Wed, 2 Sep - Sun, 6 Sep
British Airways Logo
10:05 - 21:30
BHD
-
DCA
16h 25m
2 stops
British Airways Logo
22:16 - 08:50
DCA
-
BHD
29h 34m
2 stops
£790British Airways
Wed, 2 Sep - Sun, 6 Sep
British Airways Logo
06:30 - 17:15
BHD
-
BWI
15h 45m
1 stop
British Airways Logo
21:35 - 14:35
BWI
-
BHD
12h 00m
1 stop
£805British Airways
Wed, 2 Sep - Sun, 6 Sep
British Airways Logo
06:30 - 17:15
BHD
-
BWI
15h 45m
1 stop
British Airways Logo
21:35 - 14:35
BWI
-
BHD
12h 00m
1 stop
£806British Airways
Wed, 2 Sep - Sun, 6 Sep
Multiple Airlines Logo
09:50 - 23:21
BHD
-
DCA
18h 31m
2 stops
Multiple Airlines Logo
15:15 - 16:55
DCA
-
BHD
20h 40m
2 stops
£1,876Multiple Airlines
Sun, 28 Jun - Wed, 1 Jul

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
2 Sept
BHD10:05Belfast City
36h 40m
2 stops
BWI17:45Baltimore/Washington
6 Sept
BWI20:19Baltimore/Washington
35h 36m
2 stops
BHD12:55Belfast City
£779
British Airways
2 Sept
BHD11:35Belfast City
14h 55m
2 stops
DCA21:30Washington, D.C. Reagan-National
6 Sept
DCA22:16Washington, D.C. Reagan-National
29h 34m
2 stops
BHD08:50Belfast City
£786
British Airways
2 Sept
BHD10:05Belfast City
16h 25m
2 stops
DCA21:30Washington, D.C. Reagan-National
6 Sept
DCA22:16Washington, D.C. Reagan-National
29h 34m
2 stops
BHD08:50Belfast City
£790

KLM flights from Belfast City Airport to Washington, D.C.

Our best KLM deals on Belfast City Airport to Washington, D.C. flight tickets
KLM
23 Jun
BHD17:30Belfast City
27h 05m
1 stop
IAD15:35Washington, D.C. Dulles Intl
11 Aug
IAD12:29Washington, D.C. Dulles Intl
15h 51m
2 stops
BHD09:20Belfast City
£1,113
KLM
23 Jun
BHD17:30Belfast City
27h 05m
1 stop
IAD15:35Washington, D.C. Dulles Intl
11 Aug
IAD12:29Washington, D.C. Dulles Intl
15h 51m
2 stops
BHD09:20Belfast City
£1,114

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 27 May 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

BelfastBaltimore

BHD - BWI

BHDBWI

Belfast City

Tue 23/6

06:30-19:40

1 stop18h 10m

Baltimore/Washington

Tue 11/8

19:24-15:20

2 stops14h 56m

£777

BelfastBaltimore

BHD - BWI

BHDBWI

Belfast City

Wed 2/9

10:05-17:45

2 stops36h 40m

Baltimore/Washington

Sun 6/9

20:19-12:55

2 stops35h 36m

£779

BelfastBaltimore

BHD - BWI

BHDBWI

Belfast City

Tue 23/6

16:25-19:40

1 stop32h 15m

Baltimore/Washington

Tue 11/8

16:25-15:20

2 stops17h 55m

£781

BelfastBaltimore

BHD - BWI

BHDBWI

Belfast City

Tue 23/6

09:40-00:07

2 stops19h 27m

Baltimore/Washington

Tue 11/8

19:24-15:20

2 stops14h 56m

£782

BelfastBaltimore

BHD - BWI

BHDBWI

Belfast City

Tue 23/6

06:30-23:59

2 stops22h 29m

Baltimore/Washington

Tue 11/8

19:24-17:35

2 stops17h 11m

£786

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Wed 2/9

11:35-21:30

2 stops14h 55m

Washington, D.C. Reagan-National

Sun 6/9

22:16-08:50

2 stops29h 34m

£786

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Wed 2/9

10:05-21:30

2 stops16h 25m

Washington, D.C. Reagan-National

Sun 6/9

22:16-08:50

2 stops29h 34m

£790
Fastest return journey

BelfastBaltimore

BHD - BWI

BHDBWI

Belfast City

Wed 2/9

06:30-17:15

1 stop15h 45m

Baltimore/Washington

Sun 6/9

21:35-14:35

1 stop12h 00m

£805

BelfastBaltimore

BHD - BWI

BHDBWI

Belfast City

Wed 2/9

06:30-17:15

1 stop15h 45m

Baltimore/Washington

Sun 6/9

21:35-14:35

1 stop12h 00m

£806

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Sun 28/6

09:50-23:21

2 stops18h 31m

Washington, D.C. Reagan-National

Wed 1/7

15:15-16:55

2 stops20h 40m

£1,876

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Belfast City Airport to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Belfast City to Washington, D.C.?

American Airlines and British Airways are the most popular carriers operating from Belfast City to Washington, D.C.

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

13h 05m

Direct flights

None
The fastest flight from Belfast City Airport to Washington, D.C. takes 13h 05m
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..
Search flight deals

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 13h 05m.

  • 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.

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
Glen Burnie
Laurel
Ellicott City
Cambridge
Lutherville Timonium
Westminster
Lexington Park
Woodbridge
Bethesda
Owings Mills
Silver Spring
Rockville
Landover

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.
Start using Trips
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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