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District of Columbia

$388+ Cheap flights from Belfast to District of Columbia

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 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — IAD
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap 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 September 15, 2025.

Round-trip from

$671
(American Airlines)

One-way from

$388
(Kiwi.com)
From Belfast to District of Columbia
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One-way flight from Belfast to District of Columbia
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Find 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 September 15, 2025.

This American Airlines deal was found by Cheapflights users on 9/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2011:05 amBHD - IAD
1 stop13h 50mAmerican Airlines
Mon 11/2411:25 amIAD - BHD
2 stops21h 50mAmerican Airlines
Deal found 9/13$671
This American Airlines deal was found by Cheapflights users on 9/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/46:35 amBHD - DCA
2 stops14h 29mAmerican Airlines
Mon 12/87:48 pmDCA - BHD
2 stops17h 47mAmerican Airlines
Deal found 9/13$677
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/96:30 amBHD - DCA
2 stops21h 29mDelta
Thu 10/167:55 pmDCA - BHD
2 stops16h 00mDelta
Deal found 9/15$683
This KLM deal was found by Cheapflights users on 9/15. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/96:30 amBHD - IAD
1 stop14h 05mKLM
Thu 10/169:20 pmIAD - BHD
2 stops14h 35mKLM
Deal found 9/15$703
This TravelUp deal was found by Cheapflights users on 9/14. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/126:50 amBHD - IAD
1 stop18h 30mMultiple Airlines
Sun 10/191:09 pmIAD - BHD
2 stops17h 21mMultiple Airlines
Deal found 9/14$739
This TravelUp deal was found by Cheapflights users on 9/14. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1211:00 amBHD - IAD
2 stops17h 53mBritish Airways
Sun 10/195:41 pmIAD - BHD
2 stops15h 59mBritish Airways
Deal found 9/14$745
This TravelUp deal was found by Cheapflights users on 9/15. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/106:30 amBHD - DCA
2 stops20h 37mVirgin Atlantic
Sun 10/124:50 pmDCA - BHD
2 stops47h 25mVirgin Atlantic
Deal found 9/15$771
This KLM deal was found by Cheapflights users on 9/15. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/106:30 amBHD - IAD
1 stop14h 05mKLM
Sun 10/125:25 pmIAD - BHD
1 stop22h 50mKLM
Deal found 9/15$772
This Mytrip deal was found by Cheapflights users on 9/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/304:15 pmBFS - IAD
3 stops33h 45mMultiple Airlines
Thu 11/65:30 pmIAD - BFS
2 stops23h 50mMultiple Airlines
Deal found 9/14$788
This Mytrip deal was found by Cheapflights users on 9/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/106:05 amBFS - IAD
2 stops21h 05mMultiple Airlines
Sun 10/128:30 pmIAD - BFS
2 stops18h 50mMultiple Airlines
Deal found 9/15$793
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/106:30 amBHD - IAD
2 stops21h 30mDelta
Sun 10/125:25 pmIAD - BHD
1 stop18h 30mDelta
Deal found 9/15$832
This Mytrip deal was found by Cheapflights users on 9/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/107:00 amBHD - IAD
2 stops20h 10mMultiple Airlines
Sun 10/128:30 pmIAD - BHD
2 stops18h 55mMultiple Airlines
Deal found 9/15$849

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 September 15, 2025.
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.

BHD - IAD

BHDIAD

Belfast City

Thu 11/20

11:05 am-7:55 pm

1 stop13h 50m

Washington, D.C. Dulles Intl

Mon 11/24

6:20 pm-10:40 am

1 stop11h 20m

$671

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Thu 12/4

6:35 am-4:04 pm

2 stops14h 29m

Washington, D.C. Reagan-National

Mon 12/8

7:48 pm-6:35 pm

2 stops17h 47m

$677

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Thu 10/9

6:30 am-10:59 pm

2 stops21h 29m

Washington, D.C. Reagan-National

Thu 10/16

7:55 pm-4:55 pm

2 stops16h 00m

$683

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Thu 10/9

6:30 am-3:35 pm

1 stop14h 05m

Washington, D.C. Dulles Intl

Thu 10/16

5:25 pm-9:15 pm

1 stop22h 50m

$714

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Sun 10/12

6:50 am-8:20 pm

1 stop18h 30m

Washington, D.C. Dulles Intl

Sun 10/19

1:09 pm-11:30 am

2 stops17h 21m

$739

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Sun 10/12

11:00 am-11:53 pm

2 stops17h 53m

Washington, D.C. Dulles Intl

Sun 10/19

5:41 pm-2:40 pm

2 stops15h 59m

$745

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Fri 10/10

6:30 am-10:07 pm

2 stops20h 37m

Washington, D.C. Reagan-National

Sun 10/12

4:50 pm-9:15 pm

2 stops47h 25m

$771

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Fri 10/10

6:30 am-3:35 pm

1 stop14h 05m

Washington, D.C. Dulles Intl

Sun 10/12

5:25 pm-9:15 pm

1 stop22h 50m

$772

BelfastWashington, D.C.

BFS - IAD

BFSIAD

Belfast Intl

Fri 10/10

6:05 am-10:10 pm

2 stops21h 05m

Washington, D.C. Dulles Intl

Sun 10/12

8:30 pm-8:20 pm

2 stops18h 50m

$793

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Fri 10/10

6:30 am-11:00 pm

2 stops21h 30m

Washington, D.C. Dulles Intl

Sun 10/12

5:25 pm-4:55 pm

1 stop18h 30m

$832

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 17 results
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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 American Airlines, Delta, and KLM fly from Belfast to District of Columbia in about 13h 50m. The time it takes to get you to your destination can typically vary by up to 7h 39m. Belfast and District of Columbia are separated by a distance of 3390 mi. This flight may include one or multiple stops.

  • 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. Reagan-National or Belfast City - Washington, D.C. Dulles Intl.

  • 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.

  • What is the cheapest month to book a flight from Belfast to District of Columbia?

    Currently, August is the cheapest month in which you can book a flight from Belfast to District of Columbia (average of $292). Flying from Belfast to District of Columbia in April is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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