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Cheap flights from District of Columbia to Belfast from £354

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 25/12. 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.
Virgin Atlantic Logo
18:05 - 16:50IAD-BHD
17h 45m1 stop
Virgin Atlantic Logo
17:20 - 16:05BHD-IAD
27h 45m1 stop
£473Virgin Atlantic
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Sat, 15 Nov - Sat, 22 Nov
Virgin Atlantic Logo
11:05 - 16:50IAD-BHD
24h 45m2 stops
Virgin Atlantic Logo
17:20 - 16:05BHD-IAD
27h 45m1 stop
£476Virgin Atlantic
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Sat, 15 Nov - Sat, 22 Nov
British Airways Logo
22:45 - 14:15IAD-BHD
11h 30m1 stop
British Airways Logo
06:30 - 16:35BHD-IAD
14h 05m1 stop
£476British Airways
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Mon, 16 Mar - Sun, 22 Mar
British Airways Logo
18:20 - 10:20IAD-BHD
11h 00m1 stop
British Airways Logo
08:45 - 16:35BHD-IAD
11h 50m1 stop
£481British Airways
Find Deal
Thu, 5 Mar - Fri, 13 Mar
American Airlines Logo
17:30 - 10:30DCA-BHD
13h 00m2 stops
American Airlines Logo
11:25 - 21:30BHD-DCA
15h 05m2 stops
£483American Airlines
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Tue, 28 Oct - Tue, 11 Nov
Delta Logo
19:05 - 21:00IAD-BHD
21h 55m1 stop
Delta Logo
17:20 - 16:05BHD-IAD
27h 45m1 stop
£488Delta
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Sun, 26 Oct - Tue, 11 Nov
Delta Logo
19:05 - 16:50IAD-BHD
17h 45m1 stop
Delta Logo
06:30 - 19:08BHD-IAD
17h 38m2 stops
£496Delta
Find Deal
Sun, 26 Oct - Tue, 11 Nov
KLM Logo
19:59 - 16:50IAD-BHD
16h 51m2 stops
KLM Logo
06:30 - 16:05BHD-IAD
14h 35m1 stop
£571KLM
Find Deal
Tue, 28 Oct - Mon, 10 Nov
KLM Logo
19:59 - 16:50IAD-BHD
16h 51m2 stops
KLM Logo
06:30 - 17:04BHD-IAD
15h 34m2 stops
£579KLM
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Tue, 28 Oct - Mon, 10 Nov
American Airlines Logo
14:06 - 10:20IAD-BHD
15h 14m2 stops
American Airlines Logo
09:05 - 23:54BHD-IAD
18h 49m2 stops
£614American Airlines
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Thu, 5 Mar - Thu, 12 Mar

British Airways flights from District of Columbia to Belfast City Airport

Our best British Airways deals on District of Columbia to Belfast City Airport flight tickets
British Airways
16 Mar
IAD22:45Washington, D.C. Dulles Intl
11h 30m
1 stop
BHD14:15Belfast City
22 Mar
BHD06:30Belfast City
14h 05m
1 stop
IAD16:35Washington, D.C. Dulles Intl
£476
Find similar
British Airways
5 Mar
IAD18:20Washington, D.C. Dulles Intl
11h 00m
1 stop
BHD10:20Belfast City
13 Mar
BHD08:45Belfast City
11h 50m
1 stop
IAD16:35Washington, D.C. Dulles Intl
£481
Find similar
British Airways
16 Mar
DCA18:59Washington, D.C. Reagan-National
15h 16m
2 stops
BHD14:15Belfast City
22 Mar
BHD06:30Belfast City
16h 18m
2 stops
DCA18:48Washington, D.C. Reagan-National
£496
Find similar

American Airlines flights from District of Columbia to Belfast City Airport

Our best American Airlines deals on District of Columbia to Belfast City Airport flight tickets
American Airlines
28 Oct
DCA17:30Washington, D.C. Reagan-National
13h 00m
2 stops
BHD10:30Belfast City
11 Nov
BHD11:25Belfast City
15h 05m
2 stops
DCA21:30Washington, D.C. Reagan-National
£483
Find similar
American Airlines
5 Mar
IAD14:06Washington, D.C. Dulles Intl
15h 14m
2 stops
BHD10:20Belfast City
12 Mar
BHD09:05Belfast City
18h 49m
2 stops
IAD23:54Washington, D.C. Dulles Intl
£614
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momondo Fare Finder

 
Customise your flight search to find flights from District of Columbia to Belfast City Airport 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 7 October 2025.
Use the filters below to find and compare flights from District of Columbia to Belfast City Airport 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

Sat 15/11

18:05-16:50

1 stop17h 45m

Belfast City

Sat 22/11

17:20-16:05

1 stop27h 45m

£473

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sat 15/11

11:05-16:50

2 stops24h 45m

Belfast City

Sat 22/11

17:20-16:05

1 stop27h 45m

£476

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Mon 16/3

22:45-14:15

1 stop11h 30m

Belfast City

Sun 22/3

06:30-16:35

1 stop14h 05m

£476

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Thu 5/3

18:20-10:20

1 stop11h 00m

Belfast City

Fri 13/3

08:45-16:35

1 stop11h 50m

£481

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Tue 28/10

17:30-10:30

2 stops13h 00m

Belfast City

Tue 11/11

11:25-21:30

2 stops15h 05m

£483

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sun 26/10

19:05-21:00

1 stop21h 55m

Belfast City

Tue 11/11

17:20-16:05

1 stop27h 45m

£488

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sun 26/10

19:05-16:50

1 stop17h 45m

Belfast City

Tue 11/11

06:30-19:08

2 stops17h 38m

£496

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Tue 28/10

19:59-16:50

2 stops16h 51m

Belfast City

Mon 10/11

06:30-16:05

1 stop14h 35m

£571

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Tue 28/10

19:59-16:50

2 stops16h 51m

Belfast City

Mon 10/11

06:30-17:04

2 stops15h 34m

£579

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Thu 5/3

14:06-10:20

2 stops15h 14m

Belfast City

Thu 12/3

09:05-23:54

2 stops18h 49m

£614

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 City Airport

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 City?

KLM and Virgin Atlantic are the most popular carriers operating from District of Columbia to Belfast City

Cheap District of Columbia to Belfast City Airport flight deals and tips

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

Direct flights

None
There are no direct flights from District of Columbia to Belfast City Airport. There are no popular flight routes from District of Columbia to Belfast City Airport.
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  • When did momondo last update prices for flights from District of Columbia to Belfast City Airport?

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from District of Columbia to Belfast City Airport.

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

    The necessary travel and health documents for your Belfast City Airport 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 Belfast?

Book flights to Belfast if you plan to visit one of these locations
Newcastle
Bangor
Carrickfergus

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from District of Columbia to Belfast. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for District of Columbia to Belfast flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Belfast from District of Columbia.

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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