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Cheap flights from District of Columbia to Northern Ireland from £251

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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BFS
29 Jun — 6 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from District of Columbia to Northern Ireland

Enter your travel dates to find the best prices.

Cheapest flights from District of Columbia to Northern Ireland
Explore the most affordable flight options available from District of Columbia to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 May 2026.

Wed 11/1119:40
IAD
-
BFS
2 stops19h 40m
Multiple Airlines
Wed 18/1107:55
BFS
-
IAD
3 stops36h 20m
Multiple Airlines
Deal found 29/5£604
Sun 14/612:45
DCA
-
BFS
3 stops25h 05m
Multiple Airlines
Mon 22/606:30
BFS
-
DCA
3 stops32h 48m
Multiple Airlines
Deal found 24/5£625
Tue 7/709:55
IAD
-
BFS
2 stops28h 55m
Multiple Airlines
Mon 13/706:30
BFS
-
IAD
2 stops18h 54m
Multiple Airlines
Deal found 27/5£626
Tue 3/1119:40
IAD
-
BFS
2 stops20h 15m
Multiple Airlines
Wed 18/1107:55
BFS
-
IAD
3 stops36h 20m
Multiple Airlines
Deal found 29/5£642
Sat 14/1119:40
IAD
-
BFS
3 stops19h 35m
Multiple Airlines
Wed 25/1108:50
BFS
-
IAD
3 stops35h 25m
Multiple Airlines
Deal found 29/5£646
Mon 7/920:30
IAD
-
BFS
2 stops19h 10m
Multiple Airlines
Sun 13/906:25
BFS
-
IAD
3 stops37h 45m
Multiple Airlines
Deal found 26/5£647
Mon 2/1119:40
IAD
-
BFS
3 stops20h 30m
Multiple Airlines
Sat 7/1108:30
BFS
-
IAD
3 stops41h 05m
Multiple Airlines
Deal found 26/5£653
Tue 8/909:55
IAD
-
BFS
2 stops28h 45m
Multiple Airlines
Fri 18/908:55
BFS
-
IAD
3 stops40h 10m
Multiple Airlines
Deal found 25/5£660
Sun 2/812:40
DCA
-
BFS
3 stops24h 45m
Multiple Airlines
Thu 6/808:20
BFS
-
DCA
3 stops18h 28m
Multiple Airlines
Deal found 28/5£664
Tue 3/1119:40
IAD
-
BHD
2 stops16h 10m
Multiple Airlines
Wed 18/1110:15
BHD
-
IAD
3 stops34h 00m
Multiple Airlines
Deal found 29/5£668
Wed 11/1119:40
IAD
-
BHD
2 stops20h 25m
Multiple Airlines
Wed 18/1107:25
BHD
-
IAD
3 stops36h 50m
Multiple Airlines
Deal found 29/5£678
Tue 7/706:00
DCA
-
BFS
3 stops35h 15m
Multiple Airlines
Mon 13/706:30
BFS
-
DCA
3 stops32h 48m
Multiple Airlines
Deal found 28/5£683

Find flight deals from District of Columbia to Northern Ireland

Keep the following information in mind while searching for District of Columbia to Northern Ireland flight deals. Data was last updated 30 May 2026.

Round-trip from

£604

One-way from

£251
11/11-18/11
  • 11/11-18/11
  • 5 total stops
  • 56h 00m total
  • District of Columbia to Northern Ireland
Search Deals
1/11
  • 1/11
  • 3 total stops
  • 31h 15m total
  • District of Columbia to Northern Ireland
Search Deals

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 30 May 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

Cheapest return flight

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Wed 11/11

19:40-20:20

2 stops19h 40m

Belfast Intl

Wed 18/11

07:55-15:15

3 stops36h 20m

£604

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Tue 7/7

09:55-19:50

2 stops28h 55m

Belfast Intl

Mon 13/7

06:30-20:24

2 stops18h 54m

£626

Washington, D.C.Belfast

DCA - BFS

DCABFS

Washington, D.C. Reagan-National

Sun 14/6

06:00-18:50

3 stops31h 50m

Belfast Intl

Mon 22/6

20:35-15:38

2 stops24h 03m

£640

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Sat 14/11

19:40-20:15

3 stops19h 35m

Belfast Intl

Wed 25/11

08:50-15:15

3 stops35h 25m

£646

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Mon 7/9

20:30-20:40

2 stops19h 10m

Belfast Intl

Sun 13/9

06:25-15:10

3 stops37h 45m

£647

Washington, D.C.Belfast

DCA - BFS

DCABFS

Washington, D.C. Reagan-National

Sun 2/8

12:40-18:25

3 stops24h 45m

Belfast Intl

Thu 6/8

08:20-22:31

2 stops19h 11m

£674

Washington, D.C.Belfast

DCA - BFS

DCABFS

Washington, D.C. Reagan-National

Tue 7/7

06:00-22:15

3 stops35h 15m

Belfast Intl

Mon 13/7

06:30-10:18

3 stops32h 48m

£683

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Sat 31/10

20:40-21:15

2 stops20h 35m

Belfast Intl

Sat 7/11

08:30-20:35

3 stops41h 05m

£689

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Sun 2/8

09:55-18:25

2 stops27h 30m

Belfast Intl

Thu 6/8

08:20-20:24

2 stops17h 04m

£724

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Sat 11/7

16:20-21:30

2 stops24h 10m

Belfast Intl

Sat 18/7

21:05-15:10

3 stops47h 05m

£726

Flights are sorted by cheapest return flights first.

Deals found on 26/5

Showing 1-10 of 49 resultsSorted by cheapest first
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Best time to book a flight from District of Columbia to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from District of Columbia 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 District of Columbia to Northern Ireland
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 District of Columbia to Northern Ireland. 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 District of Columbia to Northern Ireland?

    A quick flight from District of Columbia to Northern Ireland can take about 11h 10m. British Airways provides one of the quickest options available for as low as £727. The distance from District of Columbia to Northern Ireland is about 3390 mi. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from District of Columbia to Northern Ireland 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 District of Columbia to Northern Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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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 District of Columbia to Northern Ireland?

When you search for this flight from District of Columbia to Northern Ireland, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights simply makes it quick and affordable to book flights from District of Columbia to Northern Ireland by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to Northern Ireland from District of Columbia 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 District of Columbia to Northern Ireland become cheaper?

Yes, Cheapflights offers price alerts on District of Columbia to Northern Ireland 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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