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Cheap flights from Northern Ireland to District of Columbia from £335

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/8. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — IAD
23 Jul — 30 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Northern Ireland to District of Columbia

Enter your travel dates to find the best prices.

Cheapest flights from Northern Ireland to District of Columbia
Explore the most affordable flight options available from Northern Ireland to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 June 2026.

Wed 2/906:30
BHD
-
IAD
1 stop14h 25m
British Airways
Tue 8/921:30
IAD
-
BHD
1 stop12h 50m
British Airways
Deal found 21/6£555
Tue 27/1008:45
BHD
-
IAD
1 stop11h 50m
British Airways
Fri 30/1022:45
IAD
-
BHD
1 stop11h 30m
British Airways
Deal found 20/6£567
Wed 2/910:05
BHD
-
DCA
2 stops16h 25m
British Airways
Tue 8/914:59
DCA
-
BHD
2 stops14h 46m
British Airways
Deal found 21/6£570
Wed 2/909:50
BHD
-
IAD
2 stops19h 44m
Virgin Atlantic
Tue 8/917:40
IAD
-
BHD
1 stop10h 40m
Virgin Atlantic
Deal found 21/6£593
Sat 5/907:05
BHD
-
IAD
1 stop17h 35m
British Airways
Tue 8/917:34
IAD
-
BHD
2 stops20h 21m
British Airways
Deal found 19/6£595
Wed 2/905:55
BFS
-
IAD
3 stops38h 15m
Multiple Airlines
Tue 8/923:20
IAD
-
BFS
2 stops16h 45m
Multiple Airlines
Deal found 21/6£612
Tue 27/1008:45
BHD
-
DCA
2 stops14h 30m
British Airways
Fri 30/1017:06
DCA
-
BHD
2 stops13h 24m
British Airways
Deal found 20/6£629
Wed 7/1019:40
BHD
-
IAD
2 stops28h 10m
British Airways
Sun 11/1019:15
IAD
-
BHD
1 stop10h 15m
British Airways
Deal found 19/6£630
Fri 11/1211:30
BHD
-
DCA
2 stops17h 26m
British Airways
Tue 15/1213:18
DCA
-
BHD
2 stops16h 12m
British Airways
Deal found 19/6£642
Sat 12/1206:35
BHD
-
DCA
2 stops20h 55m
British Airways
Tue 15/1213:44
DCA
-
BHD
2 stops16h 46m
British Airways
Deal found 19/6£685
Tue 23/620:25
BHD
-
DCA
2 stops29h 30m
British Airways
Tue 11/813:55
DCA
-
BHD
2 stops15h 50m
British Airways
Deal found 20/6£847
Tue 23/606:30
BHD
-
DCA
2 stops16h 30m
American Airlines
Tue 11/813:59
DCA
-
BHD
2 stops15h 46m
American Airlines
Deal found 18/6£855

Find flight deals from Northern Ireland to District of Columbia

Keep the following information in mind while searching for Northern Ireland to District of Columbia flight deals. Data was last updated 23 June 2026.

Round-trip from

£555

One-way from

£335
British Airways
  • British Airways
  • 2/9-8/9
  • 2 total stops
  • 27h 15m total
  • Northern Ireland to District of Columbia
Search Deals
14/8
  • 14/8
  • 3 total stops
  • 54h 50m total
  • Northern Ireland to District of Columbia
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Northern Ireland to District of Columbia 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, Cheapflights users made 858,174 searches. Data last updated 23 June 2026.
Use the filters below to find and compare flights from Northern Ireland to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Wed 2/9

10:05-21:30

2 stops16h 25m

Washington, D.C. Reagan-National

Tue 8/9

14:59-10:45

2 stops14h 46m

£570

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Wed 2/9

09:50-00:34

2 stops19h 44m

Washington, D.C. Dulles Intl

Tue 8/9

17:40-09:20

1 stop10h 40m

£593

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Sat 5/9

07:05-19:40

1 stop17h 35m

Washington, D.C. Dulles Intl

Tue 8/9

17:34-18:55

2 stops20h 21m

£596

BelfastWashington, D.C.

BFS - IAD

BFSIAD

Belfast Intl

Wed 2/9

05:55-15:10

3 stops38h 15m

Washington, D.C. Dulles Intl

Tue 8/9

23:20-21:05

2 stops16h 45m

£612

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Tue 27/10

08:45-20:30

2 stops15h 45m

Washington, D.C. Dulles Intl

Fri 30/10

22:00-17:15

2 stops15h 15m

£620
Fastest return journey

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Tue 27/10

08:45-19:15

2 stops14h 30m

Washington, D.C. Reagan-National

Fri 30/10

17:06-10:30

2 stops13h 24m

£629

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Wed 7/10

19:40-18:50

2 stops28h 10m

Washington, D.C. Dulles Intl

Sun 11/10

19:15-10:30

1 stop10h 15m

£631

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Fri 11/12

11:30-23:56

2 stops17h 26m

Washington, D.C. Reagan-National

Tue 15/12

13:18-10:30

2 stops16h 12m

£643

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Sat 12/12

06:35-22:30

2 stops20h 55m

Washington, D.C. Reagan-National

Tue 15/12

13:44-11:30

2 stops16h 46m

£685

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Mon 27/7

09:40-23:31

2 stops18h 51m

Washington, D.C. Reagan-National

Fri 31/7

20:59-10:05

2 stops32h 06m

£848

Flights are sorted by cheapest return flights first.

Deals found on 21/6

Showing 1-10 of 31 resultsSorted by cheapest first
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Best time to book a flight from Northern Ireland to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Northern Ireland with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Northern Ireland to District of Columbia
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Northern Ireland to District of Columbia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Northern Ireland to District of Columbia?

    Departing from Northern Ireland to District of Columbia will take you 16h 25m. The distance from Northern Ireland to District of Columbia is about 3378 mi. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Northern Ireland to District of Columbia that include hotel bookings?

    Yes. In addition to deals on Northern Ireland to District of Columbia flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Northern Ireland to District of Columbia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Northern Ireland to District of Columbia.

  • Can I find deals for business class flights from Northern Ireland to District of Columbia?

    Yes. Cheapflights offers flight deals from Northern Ireland to District of Columbia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Northern Ireland to District of Columbia

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Northern Ireland to District of Columbia?

Cheapflights makes it easy to find Northern Ireland to District of Columbia flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Northern Ireland to District of Columbia?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Northern Ireland to District of Columbia.

Can Cheapflights find flights from Northern Ireland to District of Columbia with no change fees?

Certainly. Search results for flights to District of Columbia from Northern Ireland shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Northern Ireland to District of Columbia become cheaper?

Yes, Cheapflights offers price alerts on Northern Ireland to District of Columbia flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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