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Cheap flights from District of Columbia to Northern Ireland from £398

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Northern Ireland departing on 11/3. 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 Northern Ireland

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
20:40 - 22:20
IAD
-
BFS
21h 40m
2 stops
Multiple Airlines Logo
06:30 - 19:30
BFS
-
IAD
17h 00m
2 stops
£398Multiple Airlines
ons, 11 mar - ons, 18 mar
Multiple Airlines Logo
20:40 - 16:10
IAD
-
BFS
15h 30m
2 stops
Multiple Airlines Logo
07:55 - 19:30
BFS
-
IAD
15h 35m
2 stops
£432Multiple Airlines
ons, 11 mar - ons, 18 mar
British Airways Logo
18:20 - 09:10
IAD
-
BHD
9h 50m
1 stop
British Airways Logo
12:10 - 20:55
BHD
-
IAD
12h 45m
1 stop
£471British Airways
ons, 4 mar - sön, 8 mar
British Airways Logo
21:45 - 18:50
IAD
-
BHD
16h 05m
1 stop
British Airways Logo
09:05 - 16:35
BHD
-
IAD
11h 30m
1 stop
£473British Airways
tors, 5 mar - tors, 12 mar
British Airways Logo
19:15 - 12:25
IAD
-
BHD
12h 10m
1 stop
British Airways Logo
06:30 - 17:25
BHD
-
IAD
15h 55m
1 stop
£478British Airways
lör, 9 maj - sön, 17 maj
British Airways Logo
17:40 - 10:10
IAD
-
BHD
11h 30m
1 stop
British Airways Logo
20:25 - 20:20
BHD
-
IAD
28h 55m
1 stop
£481British Airways
tors, 2 apr - tis, 7 apr
Delta Logo
12:23 - 16:50
IAD
-
BHD
23h 27m
2 stops
Delta Logo
17:20 - 16:05
BHD
-
IAD
27h 45m
1 stop
£489Delta
fre, 6 feb - mån, 9 feb
Delta Logo
12:23 - 16:50
IAD
-
BHD
23h 27m
2 stops
Delta Logo
17:20 - 16:46
BHD
-
IAD
28h 26m
2 stops
£497Delta
fre, 6 feb - mån, 9 feb
Delta Logo
17:40 - 09:20
IAD
-
BHD
10h 40m
1 stop
Delta Logo
09:50 - 22:59
BHD
-
IAD
18h 09m
2 stops
£504Delta
tors, 2 apr - tors, 9 apr
Multiple Airlines Logo
20:40 - 22:50
IAD
-
BFS
22h 10m
3 stops
Multiple Airlines Logo
07:55 - 16:15
BFS
-
IAD
36h 20m
3 stops
£508Multiple Airlines
ons, 11 mar - ons, 18 mar

American Airlines flights from District of Columbia to Northern Ireland

Our best American Airlines deals on District of Columbia to Northern Ireland flight tickets
American Airlines
5 Mar
IAD21:45Washington, D.C. Dulles Intl
17h 45m
1 stop
BHD20:30Belfast City
12 Mar
BHD06:35Belfast City
17h 55m
2 stops
IAD20:30Washington, D.C. Dulles Intl
£605
American Airlines
9 May
IAD15:26Washington, D.C. Dulles Intl
13h 39m
2 stops
BHD10:05Belfast City
17 May
BHD11:00Belfast City
17h 59m
2 stops
IAD23:59Washington, D.C. Dulles Intl
£613
American Airlines
2 May
IAD15:26Washington, D.C. Dulles Intl
13h 39m
2 stops
BHD10:05Belfast City
9 May
BHD07:05Belfast City
17h 28m
2 stops
IAD19:33Washington, D.C. Dulles Intl
£616

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
4 Mar
IAD18:20Washington, D.C. Dulles Intl
9h 50m
1 stop
BHD09:10Belfast City
8 Mar
BHD12:10Belfast City
12h 45m
1 stop
IAD20:55Washington, D.C. Dulles Intl
£471
British Airways
5 Mar
IAD21:45Washington, D.C. Dulles Intl
16h 05m
1 stop
BHD18:50Belfast City
12 Mar
BHD09:05Belfast City
11h 30m
1 stop
IAD16:35Washington, D.C. Dulles Intl
£473
British Airways
9 May
IAD19:15Washington, D.C. Dulles Intl
12h 10m
1 stop
BHD12:25Belfast City
17 May
BHD06:30Belfast City
15h 55m
1 stop
IAD17:25Washington, D.C. Dulles Intl
£478

momondo Fare Finder

 
Customise your flight search to find flights from District of Columbia 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 28 januari 2026.
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

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

ons 11/3

20:40-22:20

2 stops21h 40m

Belfast Intl

ons 18/3

06:30-19:30

2 stops17h 00m

£398

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

ons 11/3

20:40-16:10

2 stops15h 30m

Belfast Intl

ons 18/3

07:55-19:30

2 stops15h 35m

£432

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

ons 4/3

18:20-09:10

1 stop9h 50m

Belfast City

sön 8/3

12:10-20:55

1 stop12h 45m

£471

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

tors 5/3

21:45-18:50

1 stop16h 05m

Belfast City

tors 12/3

09:05-16:35

1 stop11h 30m

£473

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

lör 9/5

19:15-12:25

1 stop12h 10m

Belfast City

sön 17/5

06:30-17:25

1 stop15h 55m

£478

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

tors 2/4

17:40-10:10

1 stop11h 30m

Belfast City

tis 7/4

20:25-20:20

1 stop28h 55m

£481

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

fre 6/2

12:23-16:50

2 stops23h 27m

Belfast City

mån 9/2

17:20-16:05

1 stop27h 45m

£489

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

fre 6/2

12:23-16:50

2 stops23h 27m

Belfast City

mån 9/2

17:20-16:46

2 stops28h 26m

£497

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

tors 2/4

17:40-09:20

1 stop10h 40m

Belfast City

tors 9/4

09:50-22:59

2 stops18h 09m

£504

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

ons 11/3

20:40-22:50

3 stops22h 10m

Belfast Intl

ons 18/3

07:55-16:15

3 stops36h 20m

£508

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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

10h 10m

Direct flights

None
The fastest flight from District of Columbia to Northern Ireland takes 10h 10m
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

  • 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.

  • How do I get Price Alerts for flights from District of Columbia to Northern Ireland?

    Search flight deals from District of Columbia to Northern Ireland. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from District of Columbia to Northern Ireland with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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.

An easier way to manage your Northern Ireland trip

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1 adult
fre 27/2
fre 6/3
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Find better results for your trip to Northern Ireland

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