Belfast City

$381+ Cheap flights from Dulles Intl (IAD) to Belfast City (BHD)

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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BHD
Aug 19 — Aug 261
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Cheap flight deals from Dulles Intl to Belfast City

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) 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 14, 2025.

Round-trip from

$619
(Gurufare)

One-way from

$381

Popular in

July

Cheapest in

January

Average price

$618
From Washington, D.C. Dulles Intl to Belfast City
One-way flight from Washington, D.C. Dulles Intl to Belfast City
Highest demand for flights based on searches. 32% potential increase in price ($377 potential increase over avg. RT price).
Cheapest flight prices on average. 7% potential price decrease ($55 potential savings vs. average RT price).
Average for round-trip flights in August 2025

Find flight deals from Dulles Intl to Belfast City

Cheapest flights from Dulles Intl to Belfast City
Explore the most affordable flight options available from Dulles Intl to Belfast City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Ovago deal was found by Cheapflights users on 8/13. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/110:45 pmIAD - BHD
1 stop11h 50mBritish Airways
Mon 10/612:15 pmBHD - IAD
1 stop13h 00mBritish Airways
Deal found 8/13$624
This Ovago deal was found by Cheapflights users on 8/14. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/410:50 pmIAD - BHD
1 stop11h 15mBritish Airways
Fri 10/108:05 pmBHD - IAD
1 stop29h 15mBritish Airways
Deal found 8/14$626
This British Airways deal was found by Cheapflights users on 8/13. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/126:20 pmIAD - BHD
1 stop9h 50mBritish Airways
Sun 11/166:30 amBHD - IAD
1 stop18h 25mBritish Airways
Deal found 8/13$630
This British Airways deal was found by Cheapflights users on 8/14. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/610:45 pmIAD - BHD
1 stop29h 20mBritish Airways
Sat 12/203:05 pmBHD - IAD
1 stop29h 30mBritish Airways
Deal found 8/14$640
This Expedia deal was found by Cheapflights users on 8/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1810:50 pmIAD - BHD
1 stop11h 15mBritish Airways
Thu 10/306:35 amBHD - IAD
2 stops16h 19mBritish Airways
Deal found 8/13$641
This FlightHub deal was found by Cheapflights users on 8/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/142:18 pmIAD - BHD
2 stops20h 02mBritish Airways
Fri 10/246:35 amBHD - IAD
1 stop18h 40mBritish Airways
Deal found 8/13$647
This Booking.com deal was found by Cheapflights users on 8/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/110:40 pmIAD - BHD
1 stop12h 00mBritish Airways
Mon 9/153:25 pmBHD - IAD
2 stops28h 35mBritish Airways
Deal found 8/13$650

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl 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 14, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Belfast City Airport that are best for you.

Fly from

Dulles Intl

Fly to

Belfast City

Route

Depart

Return

Price

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Wed 10/22

7:25 pm-11:55 am

1 stop11h 30m

Belfast City

Mon 10/27

7:25 pm-5:30 pm

2 stops26h 05m

$619

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Wed 10/1

10:45 pm-3:35 pm

1 stop11h 50m

Belfast City

Mon 10/6

12:15 pm-8:15 pm

1 stop13h 00m

$624

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Tue 10/14

7:25 pm-1:00 pm

1 stop12h 35m

Belfast City

Fri 10/24

6:35 am-8:15 pm

1 stop18h 40m

$624

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sat 10/18

7:25 pm-3:05 pm

1 stop14h 40m

Belfast City

Thu 10/30

6:35 am-4:35 pm

1 stop14h 00m

$624

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Mon 12/8

9:45 pm-2:15 pm

1 stop11h 30m

Belfast City

Sun 12/21

9:10 am-3:35 pm

1 stop11h 25m

$625

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sat 10/4

10:50 pm-3:05 pm

1 stop11h 15m

Belfast City

Fri 10/10

8:05 pm-8:20 pm

1 stop29h 15m

$626

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Thu 10/9

10:45 pm-3:30 pm

1 stop11h 45m

Belfast City

Mon 10/13

12:15 pm-8:15 pm

1 stop13h 00m

$630

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Wed 11/12

6:20 pm-9:10 am

1 stop9h 50m

Belfast City

Sun 11/16

12:10 pm-7:55 pm

1 stop12h 45m

$630

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Mon 9/22

7:25 pm-12:55 pm

1 stop12h 30m

$381

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Best time to book a flight from Dulles Intl to Belfast City

Have a flexible travel schedule? Discover the best time to fly to Belfast City from Dulles Intl 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.

Reviews of airlines servicing Belfast City

Get insights into the airlines that provide service to Belfast City. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Belfast City. Reviews last updated August 14, 2025.
Read reviews from past customers who have flown British Airways from Washington, D.C. Dulles Intl Airport to Belfast City Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

7.6

Comfort

6.7

Overall

6.7

Entertainment

6.4

Boarding

6.9

Food

6.3

Reviews

1 / 20
4.0
Okay

Anonymous,May 2025

LAX - LHR

Entertainment system did not work. Seems like Wi-Fi should have been comped at hat point. Boarding at Marco Polo in Venice was terrible. Insisted on gate checking our bag but not others! Connection was confused and flight was very late.

Crew

7.6

Comfort

6.7

Overall

6.7

Entertainment

6.4

Boarding

6.9

Food

6.3

Reviews

1 / 20
4.0
Okay

Anonymous,May 2025

LAX - LHR

Entertainment system did not work. Seems like Wi-Fi should have been comped at hat point. Boarding at Marco Polo in Venice was terrible. Insisted on gate checking our bag but not others! Connection was confused and flight was very late.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Belfast City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What is the cheapest airline to fly from Washington, D.C. Dulles Intl Airport to Belfast City Airport round-trip?

    Currently priced at $620, British Airways will fly you from Washington, D.C. Dulles Intl Airport to Belfast City Airport and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. British Airways is priced at 20% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Dulles Intl to Belfast City that include hotel bookings?

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

  • How can I find direct flights from Dulles Intl to Belfast City?

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

  • Can I find deals for business class flights from Dulles Intl to Belfast City?

    Yes. Cheapflights offers flight deals from Dulles Intl 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
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Alternative routes for Dulles Intl to Belfast City

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Top airline flying from Dulles Intl to Belfast City

Discover the top airline that operate flights from Dulles Intl 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 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$620Average$834FlexibilityNo cancel feeOn-time70%

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