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Cheap flights from District of Columbia to Belfast from £266

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Belfast departing on 17/7. 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
0 bags
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Find the cheapest flights from District of Columbia to Belfast

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
06:00 - 19:15
DCA
-
BFS
32h 15m
3 stops
Multiple Airlines Logo
23:30 - 18:13
BFS
-
DCA
23h 43m
2 stops
£631Multiple Airlines
Wed, 10 Jun - Tue, 16 Jun
Multiple Airlines Logo
06:00 - 19:15
DCA
-
BFS
32h 15m
3 stops
Multiple Airlines Logo
20:10 - 18:13
BFS
-
DCA
27h 03m
3 stops
£646Multiple Airlines
Wed, 10 Jun - Tue, 16 Jun
Multiple Airlines Logo
16:05 - 16:30
IAD
-
BFS
19h 25m
2 stops
Multiple Airlines Logo
08:30 - 20:35
BFS
-
IAD
41h 05m
3 stops
£681Multiple Airlines
Fri, 5 Jun - Wed, 10 Jun
Multiple Airlines Logo
09:45 - 20:05
IAD
-
BFS
30h 20m
3 stops
Multiple Airlines Logo
20:00 - 18:45
BFS
-
IAD
27h 45m
3 stops
£697Multiple Airlines
Sun, 25 Oct - Sun, 1 Nov
British Airways Logo
22:25 - 17:30
IAD
-
BHD
14h 05m
1 stop
British Airways Logo
06:30 - 17:25
BHD
-
IAD
15h 55m
1 stop
£725British Airways
Mon, 7 Sep - Fri, 11 Sep
British Airways Logo
17:45 - 12:55
IAD
-
BHD
14h 10m
1 stop
British Airways Logo
06:30 - 17:25
BHD
-
IAD
15h 55m
1 stop
£725British Airways
Mon, 7 Sep - Fri, 11 Sep
American Airlines Logo
14:55 - 10:20
DCA
-
BHD
15h 25m
2 stops
American Airlines Logo
06:30 - 16:51
BHD
-
DCA
15h 21m
2 stops
£771American Airlines
Sun, 25 Oct - Sun, 1 Nov
Delta Logo
10:35 - 09:20
DCA
-
BHD
17h 45m
2 stops
Delta Logo
09:50 - 21:50
BHD
-
DCA
17h 00m
2 stops
£787Delta
Thu, 3 Sep - Tue, 8 Sep
Virgin Atlantic Logo
17:40 - 09:20
IAD
-
BHD
10h 40m
1 stop
Virgin Atlantic Logo
09:50 - 22:59
BHD
-
IAD
18h 09m
2 stops
£828Virgin Atlantic
Thu, 3 Sep - Tue, 8 Sep
Delta Logo
11:45 - 09:20
DCA
-
BHD
16h 35m
2 stops
Delta Logo
09:50 - 23:21
BHD
-
DCA
18h 31m
2 stops
£946Delta
Sun, 7 Jun - Sun, 14 Jun

British Airways flights from District of Columbia to Belfast

Our best British Airways deals on District of Columbia to Belfast flight tickets
British Airways
15 May
IAD22:25Washington, D.C. Dulles Intl
14h 45m
1 stop
BHD18:10Belfast City
19 May
BHD09:40Belfast City
11h 05m
1 stop
IAD15:45Washington, D.C. Dulles Intl
£652
British Airways
7 Sept
IAD22:25Washington, D.C. Dulles Intl
14h 05m
1 stop
BHD17:30Belfast City
11 Sept
BHD06:30Belfast City
15h 55m
1 stop
IAD17:25Washington, D.C. Dulles Intl
£725
British Airways
7 Sept
IAD17:45Washington, D.C. Dulles Intl
14h 10m
1 stop
BHD12:55Belfast City
11 Sept
BHD06:30Belfast City
15h 55m
1 stop
IAD17:25Washington, D.C. Dulles Intl
£725

Delta flights from District of Columbia to Belfast

Our best Delta deals on District of Columbia to Belfast flight tickets
Delta
3 Sept
DCA10:35Washington, D.C. Reagan-National
17h 45m
2 stops
BHD09:20Belfast City
8 Sept
BHD09:50Belfast City
17h 00m
2 stops
DCA21:50Washington, D.C. Reagan-National
£787
Delta
15 May
IAD17:40Washington, D.C. Dulles Intl
18h 15m
1 stop
BHD16:55Belfast City
22 May
BHD09:50Belfast City
10h 45m
1 stop
IAD15:35Washington, D.C. Dulles Intl
£881
Delta
15 May
IAD17:40Washington, D.C. Dulles Intl
18h 15m
1 stop
BHD16:55Belfast City
25 May
BHD17:30Belfast City
27h 05m
1 stop
IAD15:35Washington, D.C. Dulles Intl
£886

momondo Fare Finder

 
Customise your flight search to find flights from District of Columbia to Belfast 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 14 May 2026.
Use the filters below to find and compare flights from District of Columbia to Belfast that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Washington, D.C.Belfast

DCA - BFS

DCABFS

Washington, D.C. Reagan-National

Wed 10/6

06:00-19:15

3 stops32h 15m

Belfast Intl

Tue 16/6

23:30-18:13

2 stops23h 43m

£631

Washington, D.C.Belfast

DCA - BFS

DCABFS

Washington, D.C. Reagan-National

Wed 10/6

06:00-19:15

3 stops32h 15m

Belfast Intl

Tue 16/6

20:10-18:13

3 stops27h 03m

£646

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Fri 5/6

16:05-16:30

2 stops19h 25m

Belfast Intl

Wed 10/6

08:30-20:35

3 stops41h 05m

£681

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Sun 25/10

09:45-20:05

3 stops30h 20m

Belfast Intl

Sun 1/11

20:00-18:45

3 stops27h 45m

£697

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Mon 7/9

22:25-17:30

1 stop14h 05m

Belfast City

Fri 11/9

06:30-17:25

1 stop15h 55m

£725

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Mon 7/9

17:45-12:55

1 stop14h 10m

Belfast City

Fri 11/9

06:30-17:25

1 stop15h 55m

£725

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Sun 25/10

14:55-10:20

2 stops15h 25m

Belfast City

Sun 1/11

06:30-16:51

2 stops15h 21m

£771

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Thu 3/9

10:35-09:20

2 stops17h 45m

Belfast City

Tue 8/9

09:50-21:50

2 stops17h 00m

£787
Fastest return journey

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Thu 3/9

17:40-09:20

1 stop10h 40m

Belfast City

Tue 8/9

09:50-22:59

2 stops18h 09m

£828

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Sun 7/6

11:45-09:20

2 stops16h 35m

Belfast City

Sun 14/6

09:50-23:21

2 stops18h 31m

£946

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Belfast from

How to get the cheapest flight ticket from District of Columbia to Belfast

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 District of Columbia to Belfast?

British Airways is the most popular carrier operating from District of Columbia to Belfast

Cheap District of Columbia to Belfast flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Belfast

Fastest flight time

10h 10m

Direct flights

None
The fastest flight from District of Columbia to Belfast takes 10h 10m
There are no direct flights from District of Columbia to Belfast. There are no popular flight routes from District of Columbia to Belfast.
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Frequently asked questions about flying from District of Columbia to Belfast

  • When did momondo last update prices for flights from District of Columbia to Belfast?

    Prices for flights from District of Columbia to Belfast were last updated today.

  • How old do you have to be to fly from District of Columbia to Belfast?

    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 District of Columbia to Belfast.

  • What documentation or ID do you need to fly to Belfast?

    The necessary travel and health documents for your Belfast 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.

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Belfast?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Belfast from District of Columbia.

Can I find flights from District of Columbia to Belfast with flexible booking policies on momondo?

Flights from District of Columbia to Belfast with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from District of Columbia to Belfast?

Once you have performed a search for District of Columbia to Belfast flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from District of Columbia to Belfast right now. Can momondo alert me if prices change?

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

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Airports listed have a maximum distance of 12.2 mi from Belfast
Belfast Intl Airport
Belfast City Airport