When did momondo last update prices for flights from District of Columbia to Northern Ireland?

Prices for flights from District of Columbia to Northern Ireland are refreshed on a daily basis.

How old do you have to be to fly from District of Columbia to Northern Ireland?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from District of Columbia to Northern Ireland.

What documentation or ID do you need to fly to Northern Ireland?

The required travel and health documents for your Northern Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Northern Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£264 Cheap Flights from District of Columbia to Northern Ireland in 2026

Find the cheapest flights from District of Columbia to Northern Ireland

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

20:30 - 19:40IAD Washington, D.C. Dulles Intl-BFS Belfast Intl

18h 10m2 stops Reykjavik Keflavik Intl Glasgow Intl

17:10 - 22:15BFS Belfast Intl-IAD Washington, D.C. Dulles Intl

34h 05m3 stops Malaga London Gatwick Reykjavik Keflavik Intl

£575Multiple Airlines

Tue, 22 Sep - Tue, 29 Sep

09:55 - 19:50IAD Washington, D.C. Dulles Intl-BFS Belfast Intl

28h 55m2 stops Toronto Pearson Intl Edinburgh Turnhouse

21:15 - 15:25BFS Belfast Intl-IAD Washington, D.C. Dulles Intl

23h 10m2 stops Glasgow Intl Toronto Pearson Intl

£586Multiple Airlines

Tue, 22 Sep - Tue, 29 Sep

16:00 - 19:50IAD Washington, D.C. Dulles Intl-BFS Belfast Intl

22h 50m2 stops Toronto Pearson Intl Edinburgh Turnhouse

08:50 - 16:05BFS Belfast Intl-IAD Washington, D.C. Dulles Intl

36h 15m3 stops London Stansted Madrid Barajas Paris Charles de Gaulle

£592Multiple Airlines

Tue, 29 Sep - Tue, 6 Oct

09:45 - 19:50IAD Washington, D.C. Dulles Intl-BFS Belfast Intl

29h 05m3 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl Edinburgh Turnhouse

08:50 - 20:10BFS Belfast Intl-IAD Washington, D.C. Dulles Intl

40h 20m3 stops London Stansted Madrid Barajas Paris Charles de Gaulle

£594Multiple Airlines

Tue, 29 Sep - Tue, 6 Oct

11:00 - 19:50DCA Washington, D.C. Reagan-National-BFS Belfast Intl

27h 50m2 stops Toronto Pearson Intl Edinburgh Turnhouse

08:20 - 19:59BFS Belfast Intl-DCA Washington, D.C. Reagan-National

16h 39m2 stops London Gatwick Toronto Pearson Intl

£606Multiple Airlines

Tue, 22 Sep - Tue, 29 Sep

12:55 - 19:50DCA Washington, D.C. Reagan-National-BFS Belfast Intl

25h 55m3 stops Ottawa Toronto Pearson Intl Edinburgh Turnhouse

08:20 - 22:34BFS Belfast Intl-DCA Washington, D.C. Reagan-National

19h 14m2 stops London Gatwick Toronto Pearson Intl

£606Multiple Airlines

Tue, 22 Sep - Tue, 29 Sep

23:20 - 21:00IAD Washington, D.C. Dulles Intl-BFS Belfast Intl

16h 40m2 stops Reykjavik Keflavik Intl Glasgow Intl

22:10 - 19:00BFS Belfast Intl-IAD Washington, D.C. Dulles Intl

25h 50m3 stops London Luton Madrid Barajas Casablanca Mohamed V

£612Multiple Airlines

Sun, 27 Sep - Sun, 4 Oct

17:05 - 21:05IAD Washington, D.C. Dulles Intl-BFS Belfast Intl

23h 00m2 stops Lisbon Humberto Delgado London Gatwick

08:20 - 15:10BFS Belfast Intl-IAD Washington, D.C. Dulles Intl

35h 50m2 stops London Gatwick Lisbon Humberto Delgado

£620Multiple Airlines

Tue, 29 Sep - Tue, 6 Oct

20:30 - 16:20IAD Washington, D.C. Dulles Intl-BFS Belfast Intl

14h 50m2 stops Reykjavik Keflavik Intl Glasgow Intl

10:30 - 19:20BFS Belfast Intl-IAD Washington, D.C. Dulles Intl

13h 50m2 stops Glasgow Intl Reykjavik Keflavik Intl

£626Multiple Airlines

Tue, 22 Sep - Tue, 29 Sep

20:30 - 22:45IAD Washington, D.C. Dulles Intl-BFS Belfast Intl

21h 15m3 stops Reykjavik Keflavik Intl Dublin Edinburgh Turnhouse

17:10 - 22:15BFS Belfast Intl-IAD Washington, D.C. Dulles Intl

34h 05m3 stops Malaga London Gatwick Reykjavik Keflavik Intl

£629Multiple Airlines

Tue, 22 Sep - Tue, 29 Sep

Cheap last-minute flights

Enter your travel dates to find the best prices.

20:30 - 21:45IAD Washington, D.C. Dulles Intl-BFS Belfast Intl

20h 15m2 stops Reykjavik Keflavik Intl Edinburgh Turnhouse

06:20 - 22:15BFS Belfast Intl-IAD Washington, D.C. Dulles Intl

20h 55m2 stops London Gatwick Reykjavik Keflavik Intl

£820Multiple Airlines

Thu, 20 Aug - Sat, 29 Aug

20:30 - 21:05IAD Washington, D.C. Dulles Intl-BHD Belfast City

19h 35m2 stops Reykjavik Keflavik Intl Manchester

07:20 - 20:24BHD Belfast City-IAD Washington, D.C. Dulles Intl

18h 04m2 stops Glasgow Intl Toronto Pearson Intl

£874Multiple Airlines

Thu, 20 Aug - Sat, 29 Aug

17:40 - 16:55IAD Washington, D.C. Dulles Intl-BHD Belfast City

18h 15m1 stop Amsterdam Schiphol

09:50 - 15:35BHD Belfast City-IAD Washington, D.C. Dulles Intl

10h 45m1 stop Amsterdam Schiphol

£903Virgin Atlantic

Thu, 20 Aug - Sat, 29 Aug

12:30 - 09:20IAD Washington, D.C. Dulles Intl-BHD Belfast City

15h 50m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

09:50 - 15:35BHD Belfast City-IAD Washington, D.C. Dulles Intl

10h 45m1 stop Amsterdam Schiphol

£906KLM

Thu, 20 Aug - Sat, 29 Aug

13:45 - 09:20DCA Washington, D.C. Reagan-National-BHD Belfast City

14h 35m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

09:50 - 20:33BHD Belfast City-DCA Washington, D.C. Reagan-National

15h 43m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

£957KLM

Thu, 20 Aug - Sat, 29 Aug

13:15 - 15:35IAD Washington, D.C. Dulles Intl-BFS Belfast Intl

21h 20m3 stops Istanbul Tirana Rinas Liverpool J. Lennon

08:30 - 20:24BFS Belfast Intl-IAD Washington, D.C. Dulles Intl

16h 54m2 stops Glasgow Intl Toronto Pearson Intl

£977Multiple Airlines

Thu, 20 Aug - Sat, 29 Aug

17:35 - 18:10DCA Washington, D.C. Reagan-National-BHD Belfast City

43h 35m3 stops Los Angeles Los Angeles Hong Kong Intl London Heathrow

16:15 - 10:34BHD Belfast City-DCA Washington, D.C. Reagan-National

47h 19m3 stops London Heathrow Hong Kong Intl New York John F Kennedy Intl

£9,989Multiple Airlines

Thu, 20 Aug - Sat, 29 Aug

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British Airways flights from District of Columbia to Northern Ireland

Our best British Airways deals on District of Columbia to Northern Ireland flight tickets

British Airways

10 Jan

IAD18:05Washington, D.C. Dulles Intl

11h 15m

1 stop

BHD10:20Belfast City

14 Jan

BHD09:05Belfast City

11h 35m

1 stop

IAD15:40Washington, D.C. Dulles Intl

£708

British Airways

10 Jan

DCA18:34Washington, D.C. Reagan-National

14h 21m

2 stops

BHD13:55Belfast City

14 Jan

BHD07:40Belfast City

16h 14m

2 stops

DCA18:54Washington, D.C. Reagan-National

£719

British Airways

22 Nov

DCA14:54Washington, D.C. Reagan-National

14h 26m

2 stops

BHD10:20Belfast City

28 Nov

BHD09:15Belfast City

17h 05m

2 stops

DCA21:20Washington, D.C. Reagan-National

£756

Aer Lingus flights from District of Columbia to Northern Ireland

Our best Aer Lingus deals on District of Columbia to Northern Ireland flight tickets

Aer Lingus

11 Sept

IAD17:15Washington, D.C. Dulles Intl

15h 55m

2 stops

BHD14:10Belfast City

16 Sept

BHD07:00Belfast City

17h 25m

2 stops

IAD19:25Washington, D.C. Dulles Intl

£850

Aer Lingus

24 Aug

IAD20:55Washington, D.C. Dulles Intl

14h 40m

2 stops

BHD16:35Belfast City

29 Aug

BHD09:50Belfast City

14h 20m

2 stops

IAD19:10Washington, D.C. Dulles Intl

£873

Aer Lingus

24 Aug

IAD20:55Washington, D.C. Dulles Intl

14h 40m

2 stops

BHD16:35Belfast City

27 Aug

BHD18:20Belfast City

26h 25m

2 stops

IAD15:45Washington, D.C. Dulles Intl

£884

momondo Fare Finder

Use the filters below to find and compare flights from District of Columbia to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Washington, D.C.Belfast

IAD Washington, D.C. Dulles Intl - BFS Belfast Intl

IADBFS

Washington, D.C. Dulles Intl

Tue 22/9

20:30-19:40

2 stops18h 10m

Belfast Intl

Tue 29/9

17:10-22:15

3 stops34h 05m

£575

Washington, D.C.Belfast

IAD Washington, D.C. Dulles Intl - BFS Belfast Intl

IADBFS

Washington, D.C. Dulles Intl

Tue 22/9

09:55-19:50

2 stops28h 55m

Belfast Intl

Tue 29/9

21:15-15:25

2 stops23h 10m

£586

Washington, D.C.Belfast

IAD Washington, D.C. Dulles Intl - BFS Belfast Intl

IADBFS

Washington, D.C. Dulles Intl

Tue 29/9

16:00-19:50

2 stops22h 50m

Belfast Intl

Tue 6/10

08:50-16:05

3 stops36h 15m

£592

Washington, D.C.Belfast

IAD Washington, D.C. Dulles Intl - BFS Belfast Intl

IADBFS

Washington, D.C. Dulles Intl

Tue 29/9

09:45-19:50

3 stops29h 05m

Belfast Intl

Tue 6/10

08:50-20:10

3 stops40h 20m

£594

Washington, D.C.Belfast

DCA Washington, D.C. Reagan-National - BFS Belfast Intl

DCABFS

Washington, D.C. Reagan-National

Tue 22/9

11:00-19:50

2 stops27h 50m

Belfast Intl

Tue 29/9

08:20-19:59

2 stops16h 39m

£606

Washington, D.C.Belfast

DCA Washington, D.C. Reagan-National - BFS Belfast Intl

DCABFS

Washington, D.C. Reagan-National

Tue 22/9

12:55-19:50

3 stops25h 55m

Belfast Intl

Tue 29/9

08:20-22:34

2 stops19h 14m

£606

Washington, D.C.Belfast

IAD Washington, D.C. Dulles Intl - BFS Belfast Intl

IADBFS

Washington, D.C. Dulles Intl

Sun 27/9

23:20-21:00

2 stops16h 40m

Belfast Intl

Sun 4/10

22:10-19:00

3 stops25h 50m

£612

Washington, D.C.Belfast

IAD Washington, D.C. Dulles Intl - BFS Belfast Intl

IADBFS

Washington, D.C. Dulles Intl

Tue 29/9

17:05-21:05

2 stops23h 00m

Belfast Intl

Tue 6/10

08:20-15:10

2 stops35h 50m

£620

Fastest return journey

Washington, D.C.Belfast

IAD Washington, D.C. Dulles Intl - BFS Belfast Intl

IADBFS

Washington, D.C. Dulles Intl

Tue 22/9

20:30-16:20

2 stops14h 50m

Belfast Intl

Tue 29/9

10:30-19:20

2 stops13h 50m

£626

Washington, D.C.Belfast

IAD Washington, D.C. Dulles Intl - BFS Belfast Intl

IADBFS

Washington, D.C. Dulles Intl

Tue 22/9

20:30-22:45

3 stops21h 15m

Belfast Intl

Tue 29/9

17:10-22:15

3 stops34h 05m

£628

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from District of Columbia to Northern Ireland

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 Northern Ireland?

Aer Lingus, Air France, and Delta are the most popular carriers operating from District of Columbia to Northern Ireland

Cheap District of Columbia to Northern Ireland flight deals and tips

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

Fastest flight time	11h 40m
Direct flights	None

The fastest flight from District of Columbia to Northern Ireland takes 11h 40m

There are no direct flights from District of Columbia to Northern Ireland. There are no popular flight routes from District of Columbia to Northern Ireland.

Search flight deals

Frequently asked questions about flying from District of Columbia to Northern Ireland

When did momondo last update prices for flights from District of Columbia to Northern Ireland?
Prices for flights from District of Columbia to Northern Ireland are refreshed on a daily basis.
How old do you have to be to fly from District of Columbia to Northern Ireland?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from District of Columbia to Northern Ireland.
What documentation or ID do you need to fly to Northern Ireland?
The required travel and health documents for your Northern Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Northern Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from District of Columbia to Northern Ireland for you.

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

All flight searches from District of Columbia to Northern Ireland on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between District of Columbia and Northern Ireland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Northern Ireland from District of Columbia are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.