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Belfast City

$627+ Cheap flights from Washington, D.C. (WAS) to Belfast City (BHD)

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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — BHD
Sep 2 — Sep 91
Tue 9/2
Tue 9/9
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Belfast City

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Belfast City (BHD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 28, 2025.

Round-trip from

$627
(Booking.com)

Popular in

June

Cheapest in

February

Average price

$618
From Washington, D.C. (WAS) to Belfast City
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Highest demand for flights based on searches. 22% potential increase in price ($217 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($43 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Washington, D.C. to Belfast City

Cheapest flights from Washington, D.C. to Belfast City
Explore the most affordable flight options available from Washington, D.C. to Belfast City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 28, 2025.

This American Airlines deal was found by Cheapflights users on 8/27. 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.
Sun 9/145:50 pmIAD - BHD
1 stop14h 15mAmerican Airlines
Sun 9/216:50 amBHD - IAD
1 stop18h 25mAmerican Airlines
Deal found 8/27$629
This Expedia deal was found by Cheapflights users on 8/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/15:50 pmIAD - BHD
1 stop10h 00mBritish Airways
Sat 10/257:00 pmBHD - IAD
1 stop26h 35mBritish Airways
Deal found 8/27$631
This Air France deal was found by Cheapflights users on 8/28. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/65:25 pmIAD - BHD
1 stop18h 30mMultiple Airlines
Sat 12/205:20 pmBHD - IAD
1 stop27h 45mMultiple Airlines
Deal found 8/28$707
This Virgin Atlantic deal was found by Cheapflights users on 8/26. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/126:05 pmIAD - BHD
1 stop17h 45mVirgin Atlantic
Sun 11/166:30 amBHD - IAD
1 stop14h 35mVirgin Atlantic
Deal found 8/26$708
This Delta deal was found by Cheapflights users on 8/27. 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.
Sat 9/62:15 pmIAD - BHD
2 stops21h 40mDelta
Sat 12/206:30 amBHD - IAD
1 stop14h 35mDelta
Deal found 8/27$711
This Delta deal was found by Cheapflights users on 8/26. 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.
Wed 11/1211:05 amIAD - BHD
2 stops28h 55mDelta
Sun 11/166:30 amBHD - IAD
1 stop14h 35mDelta
Deal found 8/26$712
This Delta deal was found by Cheapflights users on 8/28. 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 9/268:17 pmIAD - BHD
2 stops19h 58mDelta
Tue 9/306:30 amBHD - IAD
2 stops18h 07mDelta
Deal found 8/28$721
This Delta deal was found by Cheapflights users on 8/28. 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 9/267:06 pmBWI - BHD
2 stops16h 49mDelta
Tue 9/306:30 amBHD - BWI
2 stops21h 27mDelta
Deal found 8/28$721
This Delta deal was found by Cheapflights users on 8/28. 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 9/264:45 pmDCA - BHD
2 stops19h 10mDelta
Mon 9/296:30 amBHD - DCA
2 stops18h 14mDelta
Deal found 8/28$721
This Virgin Atlantic deal was found by Cheapflights users on 8/26. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/81:15 pmDCA - BHD
2 stops22h 40mVirgin Atlantic
Sun 10/126:30 amBHD - DCA
2 stops15h 40mVirgin Atlantic
Deal found 8/26$722
This deal was found by Cheapflights users on 8/28. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/97:25 pmIAD - BHD
1 stop10h 45mBritish Airways
Mon 10/131:50 pmBHD - IAD
1 stop11h 25mBritish Airways
Deal found 8/28$752
This KLM deal was found by Cheapflights users on 8/27. 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.
Sun 9/148:17 pmIAD - BHD
2 stops15h 38mKLM
Sun 9/216:30 amBHD - IAD
1 stop14h 05mKLM
Deal found 8/27$767

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Belfast City 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 August 28, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Belfast City Airport that are best for you.

Fly from

Washington, D.C.

Fly to

Belfast City

Route

Depart

Return

Price

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Tue 2/10

6:20 pm-11:30 am

1 stop12h 10m

Belfast City

Wed 2/25

6:35 am-7:55 pm

1 stop18h 20m

$627

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sun 9/14

5:50 pm-1:05 pm

1 stop14h 15m

Belfast City

Sun 9/21

6:50 am-8:15 pm

1 stop18h 25m

$629

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Wed 10/1

5:50 pm-8:50 am

1 stop10h 00m

Belfast City

Sat 10/25

7:00 pm-4:35 pm

1 stop26h 35m

$631

BaltimoreBelfast

BWI - BHD

BWIBHD

Baltimore/Washington

Tue 2/10

8:35 pm-11:30 am

1 stop9h 55m

Belfast City

Wed 2/25

9:15 am-6:45 pm

1 stop14h 30m

$631

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Tue 2/10

8:10 pm-4:45 pm

2 stops15h 35m

Belfast City

Wed 2/25

11:25 am-11:54 pm

2 stops17h 29m

$644

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Sat 2/21

3:59 pm-11:10 am

2 stops14h 11m

Belfast City

Sat 2/28

6:35 am-4:26 pm

2 stops14h 51m

$644

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Fri 9/26

5:25 pm-9:15 pm

1 stop22h 50m

Belfast City

Mon 9/29

6:30 am-3:35 pm

1 stop14h 05m

$707

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Thu 9/25

5:25 pm-9:15 pm

1 stop22h 50m

Belfast City

Mon 9/29

6:30 am-3:35 pm

1 stop14h 05m

$707

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Wed 11/12

6:05 pm-9:00 pm

1 stop21h 55m

Belfast City

Sun 11/16

6:30 am-4:05 pm

1 stop14h 35m

$707

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Fri 9/26

5:25 pm-9:15 pm

1 stop22h 50m

Belfast City

Tue 9/30

6:30 am-3:35 pm

1 stop14h 05m

$707

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/27

Showing 1-10 of 29 results
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Best time to book a flight from Washington, D.C. to Belfast City

Have a flexible travel schedule? Discover the best time to fly to Belfast City from Washington, D.C. 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 Washington, D.C. to Belfast City Airport
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 Washington, D.C. to Belfast City. 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 Washington, D.C. to Belfast City Airport?

    Departing from Washington, D.C. to Belfast City Airport will take you 12h 10m. The distance between Washington, D.C. and Belfast City Airport is about 3390 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Washington, D.C. to Belfast City Airport round-trip?

    Currently priced at $620, British Airways will fly you from Washington, D.C. to Belfast City Airport and back. In addition to British Airways, many other airlines offer competitively priced options for your trip.

  • What are the most popular routes from Washington, D.C. to Belfast City Airport?

    The most popular flight routes from Washington, D.C. to Belfast City Airport are Washington, D.C. Dulles Intl - Belfast City, Washington, D.C. Reagan-National - Belfast City and Baltimore/Washington - Belfast City.

  • Can I find deals for flights from Washington, D.C. to Belfast City that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Belfast City flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Belfast City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Belfast City.

  • Can I find deals for business class flights from Washington, D.C. to Belfast City?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Belfast City 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

Traveling to a place near Belfast City Airport?

Book flights to Belfast City Airport if you plan to visit one of these locations
Newcastle

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Washington, D.C. to Belfast City

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Belfast Intl flights
Dulles Intl to Belfast City flights
Reagan-National to Belfast City flights

Top airline flying from Washington, D.C. to Belfast City

Discover the top airline that operate flights from Washington, D.C. to Belfast City. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$620Average$834FlexibilityNo cancel feeOn-time70%

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