Cheap flights from District of Columbia to Belfast from £218

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 13/9. 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
0 bags
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Find the cheapest flights from District of Columbia to Belfast

Cheap return flights

British Airways Logo
19:25 - 11:55IAD-BHD
11h 30m1 stop
British Airways Logo
19:25 - 17:30BHD-IAD
26h 05m2 stops
£457British Airways
Find Deal
Wed, 22 Oct - Mon, 27 Oct
British Airways Logo
22:45 - 15:35IAD-BHD
11h 50m1 stop
British Airways Logo
12:15 - 20:15BHD-IAD
13h 00m1 stop
£460British Airways
Find Deal
Wed, 1 Oct - Mon, 6 Oct
American Airlines Logo
15:59 - 10:40DCA-BHD
13h 41m2 stops
American Airlines Logo
09:10 - 20:02BHD-DCA
15h 52m2 stops
£474American Airlines
Find Deal
Mon, 8 Dec - Sun, 21 Dec
 Logo
17:50 - 22:00IAD-BFS
23h 10m2 stops
 Logo
06:45 - 20:50BFS-IAD
43h 05m3 stops
Wed, 1 Oct - Mon, 6 Oct
 Logo
22:20 - 22:00IAD-BFS
18h 40m3 stops
 Logo
06:45 - 20:50BFS-IAD
43h 05m3 stops
Wed, 1 Oct - Mon, 6 Oct
Virgin Atlantic Logo
17:00 - 16:50DCA-BHD
18h 50m2 stops
Virgin Atlantic Logo
06:30 - 17:27BHD-DCA
15h 57m2 stops
£612Virgin Atlantic
Find Deal
Wed, 12 Nov - Sun, 16 Nov
Virgin Atlantic Logo
19:10 - 21:15IAD-BHD
21h 05m2 stops
Virgin Atlantic Logo
06:30 - 19:18BHD-IAD
17h 48m2 stops
£612Virgin Atlantic
Find Deal
Tue, 14 Oct - Fri, 24 Oct
American Airlines Logo
20:19 - 17:30IAD-BHD
16h 11m2 stops
American Airlines Logo
06:40 - 18:51BHD-IAD
17h 11m2 stops
£616American Airlines
Find Deal
Mon, 1 Sep - Mon, 15 Sep
Aer Lingus Logo
21:00 - 16:25IAD-BHD
14h 25m2 stops
Aer Lingus Logo
17:55 - 15:35BHD-IAD
26h 40m2 stops
£716Aer Lingus
Find Deal
Sun, 16 Nov - Wed, 19 Nov
Aer Lingus Logo
21:00 - 16:25IAD-BHD
14h 25m2 stops
Aer Lingus Logo
06:50 - 19:30BHD-IAD
17h 40m2 stops
£722Aer Lingus
Find Deal
Mon, 10 Nov - Fri, 14 Nov

Virgin Atlantic flights from District of Columbia to Belfast

Our best Virgin Atlantic deals on District of Columbia to Belfast flight tickets
Virgin Atlantic
12 Nov
DCA17:00Washington, D.C. Reagan-National
18h 50m
2 stops
BHD16:50Belfast City
16 Nov
BHD06:30Belfast City
15h 57m
2 stops
DCA17:27Washington, D.C. Reagan-National
Virgin Atlantic
19 Nov
DCA17:00Washington, D.C. Reagan-National
18h 50m
2 stops
BHD16:50Belfast City
23 Nov
BHD06:30Belfast City
21h 24m
2 stops
DCA22:54Washington, D.C. Reagan-National

British Airways flights from District of Columbia to Belfast

Our best British Airways deals on District of Columbia to Belfast flight tickets
British Airways
22 Oct
IAD19:25Washington, D.C. Dulles Intl
11h 30m
1 stop
BHD11:55Belfast City
27 Oct
BHD19:25Belfast City
26h 05m
2 stops
IAD17:30Washington, D.C. Dulles Intl
British Airways
1 Oct
IAD22:45Washington, D.C. Dulles Intl
11h 50m
1 stop
BHD15:35Belfast City
6 Oct
BHD12:15Belfast City
13h 00m
1 stop
IAD20:15Washington, D.C. Dulles Intl
British Airways
22 Oct
IAD19:25Washington, D.C. Dulles Intl
13h 05m
1 stop
BHD13:30Belfast City
27 Oct
BHD06:35Belfast City
14h 00m
1 stop
IAD16:35Washington, D.C. Dulles Intl

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 August 2025.
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

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Wed 22/10

19:25-11:55

1 stop11h 30m

Belfast City

Mon 27/10

19:25-17:30

2 stops26h 05m

£457

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Wed 1/10

22:45-15:35

1 stop11h 50m

Belfast City

Mon 6/10

12:15-20:15

1 stop13h 00m

£460

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Mon 8/12

15:59-10:40

2 stops13h 41m

Belfast City

Sun 21/12

09:10-20:02

2 stops15h 52m

£474

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Wed 1/10

17:50-22:00

2 stops23h 10m

Belfast Intl

Mon 6/10

06:45-20:50

3 stops43h 05m

£477

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Wed 1/10

22:20-22:00

3 stops18h 40m

Belfast Intl

Mon 6/10

06:45-20:50

3 stops43h 05m

£486

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Wed 12/11

17:00-16:50

2 stops18h 50m

Belfast City

Sun 16/11

06:30-17:27

2 stops15h 57m

£612

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Tue 14/10

19:10-21:15

2 stops21h 05m

Belfast City

Fri 24/10

06:30-19:18

2 stops17h 48m

£612

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Mon 1/9

20:19-17:30

2 stops16h 11m

Belfast City

Mon 15/9

06:40-18:51

2 stops17h 11m

£616

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sun 16/11

21:00-16:25

2 stops14h 25m

Belfast City

Wed 19/11

17:55-15:35

2 stops26h 40m

£716

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Mon 10/11

21:00-16:25

2 stops14h 25m

Belfast City

Fri 14/11

06:50-19:30

2 stops17h 40m

£722

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 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 month to fly to Belfast?

The cheapest month to fly to Belfast from District of Columbia is in February. Flight prices, which tend to average around £456, are often lower during this time because this is during the off-season. If you aren’t able to travel to Belfast during the month of February, then flying in August is also cheap. Prices for this month can be found on momondo for an average of £456.

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

Best price found

£218

Fastest flight time

9h 50m

Direct flights

None

Airports in Belfast

2 airports
The best one-way flight to Belfast from District of Columbia in the past 72 hours is £218. The best return flight deal from District of Columbia to Belfast found on momondo in the last 72 hours is £457.
The fastest flight from District of Columbia to Belfast takes 9h 50m
There are no direct flights from District of Columbia to Belfast. Popular non-direct routes for this connection are Washington, D.C. Dulles Intl Airport - Belfast City Airport, Washington, D.C. Reagan-National Airport - Belfast City Airport and Washington, D.C. Dulles Intl Airport - Belfast Intl Airport.
There are 2 airports near Belfast: Belfast Intl (BFS), Belfast City (BHD)
  • 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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1 adult
Tue 19/8
Tue 26/8

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Fly into one of these airports located in Belfast

Airports listed have a maximum distance of 12.2 mi from Belfast