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Cheap flights from Belfast City Airport to District of Columbia from £438

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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — IAD
28 May — 4 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast City to District of Columbia

Enter your travel dates to find the best prices.

Cheapest flights from Belfast City to District of Columbia
Explore the most affordable flight options available from Belfast City to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 April 2026.

Fri 5/606:30
BHD
-
IAD
1 stop16h 00m
British Airways
Tue 16/619:20
IAD
-
BHD
1 stop10h 25m
British Airways
Deal found 24/4£710
Tue 23/609:40
BHD
-
IAD
1 stop15h 40m
American Airlines
Tue 11/817:34
IAD
-
BHD
2 stops16h 46m
American Airlines
Deal found 24/4£713
Tue 30/609:40
BHD
-
IAD
1 stop15h 40m
British Airways
Tue 21/722:25
IAD
-
BHD
1 stop11h 55m
British Airways
Deal found 28/4£716
Tue 26/507:00
BHD
-
DCA
3 stops30h 53m
Multiple Airlines
Tue 2/606:00
DCA
-
BHD
3 stops30h 50m
Multiple Airlines
Deal found 27/4£722
Tue 23/606:30
BHD
-
DCA
2 stops15h 43m
American Airlines
Tue 11/814:59
DCA
-
BHD
2 stops14h 46m
American Airlines
Deal found 25/4£727
Tue 26/513:45
BHD
-
IAD
1 stop31h 00m
British Airways
Tue 2/622:25
IAD
-
BHD
1 stop11h 55m
British Airways
Deal found 27/4£733
Thu 1/1009:35
BHD
-
DCA
2 stops19h 24m
British Airways
Mon 5/1019:06
DCA
-
BHD
2 stops12h 49m
British Airways
Deal found 23/4£734
Wed 11/1106:35
BHD
-
IAD
1 stop14h 00m
British Airways
Sun 15/1118:20
IAD
-
BHD
1 stop14h 35m
British Airways
Deal found 27/4£740
Tue 26/507:00
BHD
-
IAD
2 stops19h 26m
Multiple Airlines
Tue 2/608:18
IAD
-
BHD
3 stops28h 32m
Multiple Airlines
Deal found 27/4£808
Tue 23/609:40
BHD
-
IAD
1 stop11h 10m
British Airways
Tue 11/817:45
IAD
-
BHD
1 stop10h 15m
British Airways
Deal found 24/4£828
Tue 23/613:45
BHD
-
DCA
2 stops14h 29m
British Airways
Tue 11/813:59
DCA
-
BHD
2 stops15h 46m
British Airways
Deal found 24/4£847
Fri 5/611:00
BHD
-
DCA
2 stops15h 30m
British Airways
Tue 16/614:24
DCA
-
BHD
2 stops15h 21m
British Airways
Deal found 24/4£996

Find flight deals from Belfast City to District of Columbia

Keep the following information in mind while searching for Belfast City to District of Columbia flight deals. Data was last updated 28 April 2026.

Round-trip from

£710

One-way from

£438
British Airways
  • British Airways
  • 5/6-16/6
  • 2 total stops
  • 26h 25m total
  • Belfast to District of Columbia
Search Deals
10/8
  • 10/8
  • 3 total stops
  • 39h 45m total
  • Belfast to District of Columbia
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast City 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 28 April 2026.
Use the filters below to find and compare flights from Belfast City Airport to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Fri 5/6

06:30-17:30

1 stop16h 00m

Washington, D.C. Dulles Intl

Tue 16/6

19:20-10:45

1 stop10h 25m

£710

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Tue 23/6

09:40-20:20

1 stop15h 40m

Washington, D.C. Dulles Intl

Tue 11/8

17:34-15:20

2 stops16h 46m

£713

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Tue 30/6

09:40-20:20

1 stop15h 40m

Washington, D.C. Dulles Intl

Tue 21/7

22:25-15:20

1 stop11h 55m

£716

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Tue 26/5

07:00-08:53

3 stops30h 53m

Washington, D.C. Reagan-National

Tue 2/6

06:00-17:50

3 stops30h 50m

£722

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Tue 23/6

06:30-17:13

2 stops15h 43m

Washington, D.C. Reagan-National

Tue 11/8

14:59-10:45

2 stops14h 46m

£727

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Thu 1/10

09:35-18:59

2 stops14h 24m

Washington, D.C. Reagan-National

Mon 5/10

19:59-18:45

2 stops17h 46m

£735

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Tue 23/6

06:30-15:50

1 stop14h 20m

Washington, D.C. Dulles Intl

Tue 11/8

21:30-15:20

1 stop12h 50m

£830

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Fri 5/6

07:00-20:29

2 stops18h 29m

Washington, D.C. Dulles Intl

Tue 16/6

08:18-17:50

3 stops28h 32m

£838

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Tue 23/6

13:45-23:14

2 stops14h 29m

Washington, D.C. Reagan-National

Tue 11/8

13:59-10:45

2 stops15h 46m

£847

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Tue 26/5

11:05-21:26

2 stops15h 21m

Washington, D.C. Dulles Intl

Tue 2/6

17:15-17:50

2 stops19h 35m

£848

Flights are sorted by cheapest return flights first.

Deals found on 27/4

Showing 1-10 of 18 resultsSorted by cheapest first
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Best time to book a flight from Belfast City to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Belfast City 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 Belfast City Airport 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 Belfast City 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 Belfast City Airport to District of Columbia?

    Airlines like British Airways and American Airlines fly from Belfast City Airport to District of Columbia in about 15h 40m. The time it takes to get you to your destination can typically vary by up to 20m. Airlines will cover a distance of 3390 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

  • How can I find direct flights from Belfast City 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 Belfast City to District of Columbia.

  • Can I find deals for business class flights from Belfast City to District of Columbia?

    Yes. Cheapflights offers flight deals from Belfast City 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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How does Cheapflights help users find flights from Belfast City to District of Columbia?

Deals for Belfast City to District of Columbia flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Belfast City to District of Columbia?

Cheapflights simply makes it quick and affordable to book flights from Belfast City to District of Columbia 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 Belfast City to District of Columbia with no change fees?

Need flexible booking options for your flight to District of Columbia from Belfast City? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to District of Columbia from Belfast City today and book when prices fit your budget.

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