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District of Columbia

$717+ Cheap flights from Belfast to District of Columbia

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — IAD
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
1 adult, Economy
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Cheap flight deals from Belfast to District of Columbia

Cheapest flights from Belfast to District of Columbia
Explore the most affordable flight options available from Belfast to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.

This Booking.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/237:50 am
BFS
-
IAD
3 stops35h 45m
Multiple Airlines
Mon 3/27:40 pm
IAD
-
BFS
2 stops11h 20m
Multiple Airlines
Deal found 2/3$717
This British Airways deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1811:25 am
BHD
-
DCA
2 stops15h 05m
British Airways
Sun 2/2210:45 pm
DCA
-
BHD
2 stops30h 55m
British Airways
Deal found 1/31$995
This British Airways deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/58:00 pm
BHD
-
IAD
1 stop28h 55m
British Airways
Mon 3/910:45 pm
IAD
-
BHD
1 stop11h 30m
British Airways
Deal found 2/2$1,002
This British Airways deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/128:00 pm
BHD
-
IAD
1 stop28h 55m
British Airways
Mon 2/166:20 pm
IAD
-
BHD
1 stop11h 20m
British Airways
Deal found 2/2$1,326
This British Airways deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/119:15 am
BHD
-
DCA
2 stops14h 39m
British Airways
Sun 2/151:30 pm
DCA
-
BHD
2 stops15h 50m
British Airways
Deal found 2/2$1,332
This British Airways deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/126:35 am
BHD
-
DCA
2 stops19h 08m
British Airways
Mon 2/161:44 pm
DCA
-
BHD
2 stops15h 56m
British Airways
Deal found 2/1$1,333
This British Airways deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/46:35 am
BHD
-
IAD
1 stop18h 20m
British Airways
Sun 2/81:08 pm
IAD
-
BHD
2 stops19h 47m
British Airways
Deal found 1/31$1,451

Find flight deals from Belfast to District of Columbia

Keep the following information in mind while searching for Belfast to District of Columbia flight deals. Data was last updated February 3, 2026.

Round-trip from

$717
(Booking.com)
From Belfast to District of Columbia
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Belfast 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 2,558,603 searches. Data last updated February 3, 2026.
Use the filters below to find and compare flights from Belfast to District of Columbia that are best for you.

Fly from

Belfast

Fly to

District of Columbia

Route

Depart

Return

Price

BelfastWashington, D.C.

BFS - IAD

BFSIAD

Belfast Intl

Mon 2/23

7:50 am-2:35 pm

3 stops35h 45m

Washington, D.C. Dulles Intl

Mon 3/2

7:40 pm-12:00 pm

2 stops11h 20m

$717

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Wed 2/18

11:25 am-9:30 pm

2 stops15h 05m

Washington, D.C. Reagan-National

Sun 2/22

10:45 pm-10:40 am

2 stops30h 55m

$995

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Thu 3/5

8:00 pm-7:55 pm

1 stop28h 55m

Washington, D.C. Dulles Intl

Mon 3/9

10:45 pm-2:15 pm

1 stop11h 30m

$1,002

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/3

Best time to book a flight from Belfast to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Belfast with our price prediction graph.
Estimated round-trip 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 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 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 to District of Columbia?

    Airlines like British Airways fly from Belfast to District of Columbia in about 15h 05m. The time it takes to get you to your destination can typically vary by up to . Belfast and District of Columbia are separated by a distance of 3378 mi.

  • What are the most popular routes from Belfast to District of Columbia?

    The most popular route from Belfast to District of Columbia is Belfast Intl - Washington, D.C. Dulles Intl. You may also consider Belfast City - Washington, D.C. Dulles Intl or Belfast City - Washington, D.C. Reagan-National.

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

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

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

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

    Yes. Cheapflights offers flight deals from Belfast 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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