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Cheap flights from Washington, D.C. Reagan-National Airport to Northern Ireland from £437

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Northern Ireland departing on 25/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Northern Ireland

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
16:28 - 10:40
DCA
-
BHD
14h 12m
2 stops
British Airways Logo
20:25 - 16:37
BHD
-
DCA
24h 12m
2 stops
£590British Airways
Mon, 16 Mar - Sun, 22 Mar
British Airways Logo
20:45 - 08:25
DCA
-
BHD
30h 40m
2 stops
British Airways Logo
09:05 - 22:16
BHD
-
DCA
17h 11m
2 stops
£595British Airways
Thu, 5 Mar - Thu, 12 Mar
British Airways Logo
16:34 - 10:40
DCA
-
BHD
14h 06m
2 stops
British Airways Logo
20:25 - 18:48
BHD
-
DCA
26h 23m
2 stops
£600British Airways
Mon, 16 Mar - Sun, 22 Mar
British Airways Logo
15:21 - 10:40
DCA
-
BHD
15h 19m
2 stops
British Airways Logo
20:25 - 18:48
BHD
-
DCA
26h 23m
2 stops
£618British Airways
Mon, 16 Mar - Sun, 22 Mar
British Airways Logo
12:00 - 09:10
DCA
-
BHD
16h 10m
2 stops
British Airways Logo
12:10 - 08:59
BHD
-
DCA
24h 49m
2 stops
£637British Airways
Wed, 4 Mar - Sun, 8 Mar
British Airways Logo
14:59 - 10:45
DCA
-
BHD
14h 46m
2 stops
British Airways Logo
12:45 - 23:10
BHD
-
DCA
15h 25m
2 stops
£685British Airways
Tue, 14 Jul - Thu, 23 Jul
British Airways Logo
13:28 - 10:15
DCA
-
BHD
15h 47m
2 stops
British Airways Logo
12:10 - 07:45
BHD
-
DCA
23h 35m
2 stops
£718British Airways
Wed, 4 Mar - Sun, 8 Mar
British Airways Logo
13:45 - 10:30
DCA
-
BHD
15h 45m
2 stops
British Airways Logo
06:30 - 16:45
BHD
-
DCA
15h 15m
2 stops
£735British Airways
Sun, 3 May - Fri, 8 May
Multiple Airlines Logo
16:10 - 20:50
DCA
-
BHD
23h 40m
3 stops
Multiple Airlines Logo
07:25 - 19:45
BHD
-
DCA
16h 20m
2 stops
£799Multiple Airlines
Thu, 5 Mar - Thu, 12 Mar
Multiple Airlines Logo
11:05 - 18:55
DCA
-
BFS
27h 50m
3 stops
Multiple Airlines Logo
21:25 - 19:53
BFS
-
DCA
27h 28m
3 stops
£1,431Multiple Airlines
Sun, 22 Mar - Sun, 29 Mar

British Airways flights from Washington, D.C. Reagan-National Airport to Northern Ireland

Our best British Airways deals on Washington, D.C. Reagan-National Airport to Northern Ireland flight tickets
British Airways
16 Mar
DCA16:28Washington, D.C. Reagan-National
14h 12m
2 stops
BHD10:40Belfast City
22 Mar
BHD20:25Belfast City
24h 12m
2 stops
DCA16:37Washington, D.C. Reagan-National
£590
British Airways
5 Mar
DCA22:30Washington, D.C. Reagan-National
28h 55m
2 stops
BHD08:25Belfast City
12 Mar
BHD09:05Belfast City
17h 11m
2 stops
DCA22:16Washington, D.C. Reagan-National
£595
British Airways
16 Mar
DCA16:34Washington, D.C. Reagan-National
14h 06m
2 stops
BHD10:40Belfast City
22 Mar
BHD20:25Belfast City
26h 23m
2 stops
DCA18:48Washington, D.C. Reagan-National
£600

Delta flights from Washington, D.C. Reagan-National Airport to Northern Ireland

Our best Delta deals on Washington, D.C. Reagan-National Airport to Northern Ireland flight tickets
Delta
24 May
DCA07:00Washington, D.C. Reagan-National
21h 20m
2 stops
BHD09:20Belfast City
6 Jul
BHD17:30Belfast City
29h 41m
2 stops
DCA18:11Washington, D.C. Reagan-National
£852
Delta
24 May
DCA10:00Washington, D.C. Reagan-National
18h 20m
2 stops
BHD09:20Belfast City
9 Jul
BHD09:50Belfast City
29h 36m
2 stops
DCA10:26Washington, D.C. Reagan-National
£857
Delta
28 May
DCA07:45Washington, D.C. Reagan-National
20h 35m
2 stops
BHD09:20Belfast City
6 Jul
BHD17:30Belfast City
29h 41m
2 stops
DCA18:11Washington, D.C. Reagan-National
£904

momondo Fare Finder

 
Customise your flight search to find flights from Washington, D.C. Reagan-National Airport to Northern Ireland 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 February 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Mon 16/3

16:28-10:40

2 stops14h 12m

Belfast City

Sun 22/3

20:25-16:37

2 stops24h 12m

£590

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Thu 5/3

20:45-08:25

2 stops30h 40m

Belfast City

Thu 12/3

09:05-22:16

2 stops17h 11m

£595

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Mon 16/3

16:34-10:40

2 stops14h 06m

Belfast City

Sun 22/3

20:25-18:48

2 stops26h 23m

£600

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Mon 16/3

15:21-10:40

2 stops15h 19m

Belfast City

Sun 22/3

20:25-18:48

2 stops26h 23m

£618

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Wed 4/3

12:00-09:10

2 stops16h 10m

Belfast City

Sun 8/3

12:10-08:59

2 stops24h 49m

£637

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Tue 14/7

14:59-10:45

2 stops14h 46m

Belfast City

Thu 23/7

12:45-23:10

2 stops15h 25m

£685

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Wed 4/3

13:28-10:15

2 stops15h 47m

Belfast City

Sun 8/3

12:10-07:45

2 stops23h 35m

£718

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Sun 3/5

13:45-10:30

2 stops15h 45m

Belfast City

Fri 8/5

06:30-16:45

2 stops15h 15m

£735

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Thu 5/3

16:10-20:50

3 stops23h 40m

Belfast City

Thu 12/3

07:25-19:45

2 stops16h 20m

£799

Washington, D.C.Belfast

DCA - BFS

DCABFS

Washington, D.C. Reagan-National

Sun 22/3

11:05-18:55

3 stops27h 50m

Belfast Intl

Sun 29/3

21:25-19:53

3 stops27h 28m

£1,431

Flights are sorted by cheapest return flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Northern Ireland from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport 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 Washington, D.C. Reagan-National to Northern Ireland?

British Airways is the most popular carrier operating from Washington, D.C. Reagan-National to Northern Ireland

Cheap Washington, D.C. Reagan-National Airport to Northern Ireland flight deals and tips

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

Fastest flight time

14h 06m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Northern Ireland takes 14h 06m
There are no direct flights from Washington, D.C. Reagan-National Airport to Northern Ireland. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Northern Ireland.
Search flight deals

  • When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Northern Ireland?

    Prices for flights from Washington, D.C. Reagan-National Airport to Northern Ireland refresh daily.

  • How old do you have to be to fly from Washington, D.C. Reagan-National Airport 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 Washington, D.C. Reagan-National Airport to Northern Ireland.

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

    The travel and health documents you'll need for your trip to Northern Ireland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Northern Ireland. It is always advisable to seek 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 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?

Yes. momondo allows you to filter the results for Washington, D.C. to Northern Ireland flights to just show those with flexible booking policies.

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

Once you have performed a search for Washington, D.C. to Northern Ireland 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 Washington, D.C. to Northern Ireland right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Washington, D.C. to Northern Ireland 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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