How long is the flight from Washington, D.C. to Northern Ireland?

The average flight duration from Washington, D.C. to Northern Ireland depends on which airport you fly into and out of. Flying from Baltimore to Belfast Intl Airport is 12h on average, while flying from Washington, D.C. to Belfast Intl Airport is 12h 09m on average. Belfast Intl Airport is the most popular airport in Northern Ireland.

When did momondo last update prices for flights from Washington, D.C. to Northern Ireland?

Prices for flights from Washington, D.C. to Northern Ireland were last updated today.

How old do you have to be to fly from Washington, D.C. to Northern Ireland?

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 Washington, D.C. 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.

£187 Cheap Flights from Washington, D.C. to Northern Ireland in 2026

Find the cheapest flights from Washington, D.C. to Northern Ireland

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

20:30 - 22:40

IAD

BFS

21h 10m

2 stops

08:30 - 15:10

BFS

IAD

35h 40m

3 stops

£578Multiple Airlines

Sat, 12 Sep - Wed, 23 Sep

20:30 - 21:20

IAD

BFS

19h 50m

2 stops

22:00 - 15:10

BFS

IAD

46h 10m

3 stops

£586Multiple Airlines

Sun, 23 Aug - Sun, 30 Aug

20:30 - 21:20

IAD

BFS

19h 50m

2 stops

21:05 - 15:10

BFS

IAD

47h 05m

3 stops

£587Multiple Airlines

Sun, 23 Aug - Mon, 31 Aug

21:45 - 16:05

IAD

BHD

13h 20m

1 stop

06:45 - 15:40

BHD

IAD

13h 55m

1 stop

£732British Airways

Mon, 2 Nov - Fri, 6 Nov

21:45 - 16:05

IAD

BHD

13h 20m

1 stop

06:45 - 15:40

BHD

IAD

13h 55m

1 stop

£733British Airways

Mon, 2 Nov - Fri, 6 Nov

17:40 - 16:55

IAD

BHD

18h 15m

1 stop

17:30 - 15:35

BHD

IAD

27h 05m

1 stop

£756Virgin Atlantic

Tue, 13 Oct - Wed, 21 Oct

17:40 - 09:20

IAD

BHD

10h 40m

1 stop

09:50 - 15:35

BHD

IAD

10h 45m

1 stop

£756KLM

Tue, 29 Sep - Tue, 6 Oct

17:40 - 09:20

IAD

BHD

10h 40m

1 stop

17:30 - 15:35

BHD

IAD

27h 05m

1 stop

£758Delta

Sun, 11 Oct - Thu, 22 Oct

12:30 - 09:20

BWI

BHD

15h 50m

2 stops

09:50 - 22:58

BHD

BWI

18h 08m

2 stops

£767KLM

Tue, 29 Sep - Wed, 7 Oct

17:36 - 16:55

BWI

BHD

18h 19m

2 stops

09:50 - 22:48

BHD

BWI

17h 58m

2 stops

£768Delta

Sun, 11 Oct - Thu, 22 Oct

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British Airways flights from Washington, D.C. to Northern Ireland

Our best British Airways deals on Washington, D.C. to Northern Ireland flight tickets

British Airways

2 Nov

IAD21:45Washington, D.C. Dulles Intl

13h 20m

1 stop

BHD16:05Belfast City

6 Nov

BHD06:45Belfast City

13h 55m

1 stop

IAD15:40Washington, D.C. Dulles Intl

£732

British Airways

2 Nov

IAD21:45Washington, D.C. Dulles Intl

13h 20m

1 stop

BHD16:05Belfast City

6 Nov

BHD06:45Belfast City

13h 55m

1 stop

IAD15:40Washington, D.C. Dulles Intl

£733

British Airways

2 Nov

IAD21:45Washington, D.C. Dulles Intl

13h 20m

1 stop

BHD16:05Belfast City

6 Nov

BHD06:45Belfast City

13h 55m

1 stop

IAD15:40Washington, D.C. Dulles Intl

£734

Virgin Atlantic flights from Washington, D.C. to Northern Ireland

Our best Virgin Atlantic deals on Washington, D.C. to Northern Ireland flight tickets

Virgin Atlantic

13 Oct

IAD17:40Washington, D.C. Dulles Intl

18h 15m

1 stop

BHD16:55Belfast City

21 Oct

BHD17:30Belfast City

27h 05m

1 stop

IAD15:35Washington, D.C. Dulles Intl

£756

Virgin Atlantic

13 Oct

IAD12:31Washington, D.C. Dulles Intl

15h 49m

2 stops

BHD09:20Belfast City

21 Oct

BHD17:30Belfast City

27h 05m

1 stop

IAD15:35Washington, D.C. Dulles Intl

£759

Virgin Atlantic

13 Oct

IAD06:00Washington, D.C. Dulles Intl

22h 20m

2 stops

BHD09:20Belfast City

21 Oct

BHD09:50Belfast City

18h 21m

2 stops

IAD23:11Washington, D.C. Dulles Intl

£766

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Sat 12/9

20:30-22:40

2 stops21h 10m

Belfast Intl

Wed 23/9

08:30-15:10

3 stops35h 40m

£578

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Sun 23/8

20:30-21:20

2 stops19h 50m

Belfast Intl

Sun 30/8

22:00-15:10

3 stops46h 10m

£586

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Sun 23/8

20:30-21:20

2 stops19h 50m

Belfast Intl

Mon 31/8

21:05-15:10

3 stops47h 05m

£587

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Mon 2/11

21:45-16:05

1 stop13h 20m

Belfast City

Fri 6/11

06:45-15:40

1 stop13h 55m

£732

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Mon 2/11

21:45-16:05

1 stop13h 20m

Belfast City

Fri 6/11

06:45-15:40

1 stop13h 55m

£733

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Tue 13/10

17:40-16:55

1 stop18h 15m

Belfast City

Wed 21/10

17:30-15:35

1 stop27h 05m

£756

Fastest return journey

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Tue 29/9

17:40-09:20

1 stop10h 40m

Belfast City

Tue 6/10

09:50-15:35

1 stop10h 45m

£756

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sun 11/10

17:40-09:20

1 stop10h 40m

Belfast City

Thu 22/10

17:30-15:35

1 stop27h 05m

£758

BaltimoreBelfast

BWI - BHD

BWIBHD

Baltimore/Washington

Tue 29/9

12:30-09:20

2 stops15h 50m

Belfast City

Wed 7/10

09:50-22:58

2 stops18h 08m

£767

BaltimoreBelfast

BWI - BHD

BWIBHD

Baltimore/Washington

Sun 11/10

17:36-16:55

2 stops18h 19m

Belfast City

Thu 22/10

09:50-22:48

2 stops17h 58m

£768

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 Washington, D.C. 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

Airlines

Other information

What is the cheapest airline that flies from Washington, D.C. to Northern Ireland?

Virgin Atlantic, Delta, and British Airways are the most popular carriers operating from Washington, D.C. to Northern Ireland

Cheap Washington, D.C. to Northern Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Northern Ireland

Fastest flight time	10h 25m
Direct flights	None

The fastest flight from Washington, D.C. to Northern Ireland takes 10h 25m

There are no direct flights from Washington, D.C. to Northern Ireland. There are no popular flight routes from Washington, D.C. to Northern Ireland.

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Frequently asked questions about flying from Washington, D.C. to Northern Ireland

When did momondo last update prices for flights from Washington, D.C. to Northern Ireland?
Prices for flights from Washington, D.C. to Northern Ireland were last updated today.
How old do you have to be to fly from Washington, D.C. to Northern Ireland?
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 Washington, D.C. 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 Washington, D.C. 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 Washington, D.C. to Northern Ireland for you.

Can I find flights from Washington, D.C. to Northern Ireland with flexible booking policies on momondo?

momondo does allow users to show only those flights to Northern Ireland from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Washington, D.C. to Northern Ireland?

momondo helps you find the best flight between Washington, D.C. 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 Washington, D.C. to Northern Ireland right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Northern Ireland, momondo offers a useful price alert feature which will track prices for flights to Northern Ireland from Washington, D.C. and alert you when they change.