£532 Find Cheap Flights from Washington to Belfast Intl Airport

This is the cheapest return flight price found by a KAYAK user in the last 72 hours by searching for a flight to Belfast Intl departing on 13/10. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

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Cheap Flights from Washington to Belfast Intl

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Washington to Belfast Intl that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Washington to Belfast Intl

Mon, 13 Oct - Mon, 20 Oct
Multiple Airlines Logo
15:45 - 20:25SEA-BFS
20h 40m2 stops
Multiple Airlines Logo
06:10 - 20:40BFS-SEA
22h 30m2 stops
£532Multiple Airlines
Find Deal
Wed, 1 Oct - Wed, 8 Oct
Multiple Airlines Logo
19:00 - 20:35SEA-BFS
17h 35m2 stops
Multiple Airlines Logo
06:10 - 20:40BFS-SEA
22h 30m2 stops
£567Multiple Airlines
Find Deal
Wed, 1 Oct - Wed, 8 Oct
Multiple Airlines Logo
10:00 - 18:35SEA-BFS
24h 35m3 stops
Multiple Airlines Logo
11:10 - 10:35BFS-SEA
31h 25m2 stops
£822Multiple Airlines
Find Deal
Mon, 13 Oct - Mon, 20 Oct
Multiple Airlines Logo
10:00 - 22:30SEA-BFS
28h 30m3 stops
Multiple Airlines Logo
06:45 - 17:15BFS-SEA
42h 30m3 stops
£834Multiple Airlines
Find Deal
Mon, 13 Oct - Mon, 20 Oct
Multiple Airlines Logo
15:45 - 20:55SEA-BFS
21h 10m2 stops
Multiple Airlines Logo
06:45 - 17:15BFS-SEA
42h 30m3 stops
£842Multiple Airlines
Find Deal
Fri, 31 Oct - Fri, 7 Nov
Multiple Airlines Logo
15:00 - 15:10SEA-BFS
17h 10m2 stops
Multiple Airlines Logo
07:50 - 17:05BFS-SEA
41h 15m3 stops
£859Multiple Airlines
Find Deal
Fri, 31 Oct - Fri, 7 Nov
Multiple Airlines Logo
08:15 - 22:00SEA-BFS
30h 45m3 stops
Multiple Airlines Logo
07:50 - 17:05BFS-SEA
41h 15m3 stops
£909Multiple Airlines
Find Deal
Fri, 31 Oct - Fri, 7 Nov
Multiple Airlines Logo
15:00 - 15:10SEA-BFS
17h 10m2 stops
Multiple Airlines Logo
17:30 - 17:05BFS-SEA
31h 35m2 stops
£927Multiple Airlines
Find Deal
Mon, 13 Oct - Mon, 20 Oct
Multiple Airlines Logo
19:00 - 22:30SEA-BFS
19h 30m2 stops
Multiple Airlines Logo
20:55 - 11:10BFS-SEA
22h 15m1 stop
£1,023Multiple Airlines
Find Deal
Fri, 31 Oct - Fri, 7 Nov
Multiple Airlines Logo
09:50 - 16:45PDX-BFS
23h 55m3 stops
Multiple Airlines Logo
06:30 - 17:00BFS-PDX
18h 30m2 stops
£1,531Multiple Airlines
Find Deal

Everything you should know

Cheapest return fare
£532
Multiple Airlines
Mon 13/10Mon 20/10
SEA - BFS • 2 stops
Cheapest one-way flight
Multiple Airlines
Tue 16/9
LHR - BFS • multi-stop
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KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you love your trip to Belfast Intl!
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Good to know - Cheap tickets from Washington to Belfast Intl Airport

Low seasonMarch
Best time to beat the crowds (24% less expensive on average)
Most popular time to fly (23% more expensive on average)

FAQs for booking Washington to Belfast Intl Airport flights

  • How does KAYAK find such low prices on flights from Washington to Belfast Intl Airport?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Belfast Intl Airport.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Belfast Intl Airport?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast Intl Airport from Washington is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington to Belfast Intl Airport?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Belfast Intl Airport with an airline and back to Washington with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Belfast Intl Airport?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Belfast Intl Airport from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Travelling to a place near Belfast Intl?

Book flights to Belfast Intl if you plan to visit one of these locations
Ballymena
Armagh

Everything you need to know for your flight to Belfast Intl

Information on your arrival and departure airports

Belfast Intl Airport (BFS)

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