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Belfast Intl

$359+ Cheap flights from Washington, D.C. (WAS) to Belfast Intl (BFS)

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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — BFS
Jan 22 — Jan 291
Wed 1/22
Wed 1/29
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Belfast Intl

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Belfast Intl (BFS). 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 January 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$629
(Mytrip)

Popular in

July

Cheapest in

October

Average price

$659
Provider with most accurate pricing for Washington, D.C. (WAS)-Belfast Intl flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Belfast Intl flights.
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From Washington, D.C. (WAS) to Belfast Intl
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High demand for flights, 18% potential price rise
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Best time to find cheap flights, 4% potential price drop
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Average for round-trip flights in January 2025
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Find flight deals from Washington, D.C. to Belfast Intl

Cheapest flights from Washington, D.C. to Belfast Intl
Explore the most affordable flight options available from Washington, D.C. to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 17, 2025.

This Mytrip deal was found by Cheapflights users on 1/16. 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.
Mon 1/277:40 pmIAD - BFS
2 stops20h 25mMultiple Airlines
Fri 1/316:30 amBFS - IAD
2 stops16h 55mMultiple Airlines
Deal found 1/16$629
This Mytrip deal was found by Cheapflights users on 1/14. 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.
Sat 3/17:30 pmBWI - BFS
2 stops19h 45mMultiple Airlines
Sat 3/88:10 amBFS - BWI
2 stops15h 20mMultiple Airlines
Deal found 1/14$693

Find flights from Washington, D.C. to Belfast Intl within your budget

Customize your flight search to find flights from Washington, D.C. to Belfast Intl 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 January 17, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Mon 1/27

7:40 pm-9:05 pm

2 stops20h 25m

Belfast Intl

Fri 1/31

6:30 am-6:25 pm

2 stops16h 55m

$629

BaltimoreBelfast

BWI - BFS

BWIBFS

Baltimore/Washington

Sat 3/1

7:30 pm-8:15 pm

2 stops19h 45m

Belfast Intl

Sat 3/8

8:10 am-6:30 pm

2 stops15h 20m

$693

BaltimoreBelfast

BWI - BFS

BWIBFS

Baltimore/Washington

Wed 5/14

4:15 pm-6:40 pm

3 stops45h 25m

$359

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Wed 5/14

10:20 pm-10:00 pm

2 stops18h 40m

$462

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

Compare providers for flights from Washington, D.C. to Belfast Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Belfast Intl in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C.-Belfast Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-Belfast Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Belfast Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Belfast Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Belfast Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Washington, D.C. to Belfast Intl

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

Travel insights for flights from Washington, D.C. to Belfast Intl

Get recent, data-driven insights about flights from Washington, D.C. to Belfast Intl including ideal travel times, pricing trends, and more.

Rainfall in Belfast Intl by month

Plan your trip to Belfast Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Belfast Intl Airport ranges from 2.0 - 3.5 inches per month. October is typically the wettest month, when rainfall can reach 3.5 in. April is typically the driest time to visit Belfast Intl Airport when rainfall is around 2.0 in.

Temperature in Belfast Intl by month

Plan your trip to Belfast Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Belfast Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Belfast Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Most travelers choose Washington, D.C. Dulles Intl - Belfast Intl, Baltimore/Washington - Belfast Intl or Washington, D.C. Reagan-National - Belfast Intl when deciding on the best route from Washington, D.C. to Belfast Intl Airport.

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

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

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

    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 Intl.

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

    Yes. Cheapflights offers flight deals from Washington, D.C. to Belfast Intl 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 Washington, D.C. to Belfast Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to Belfast Intl Airport (average of $657). Flying from Washington, D.C. to Belfast Intl Airport in June is currently the most expensive (average of $1,189). 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.

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

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 Intl flights
Reagan-National to Belfast City flights

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

Discover the top airline that operate flights from Washington, D.C. to Belfast Intl. 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 January 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$610Average$825FlexibilityNo cancel feeOn-time70%
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