BFS

$723 Find Cheap Flights from Washington to Belfast Intl Airport

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight to Belfast Intl departing on 10/13. 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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Flight Deals

Cheap Flights from Washington to Belfast Intl

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip 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 round-trip flight deals from Washington to Belfast Intl

Mon, Oct 13 - Mon, Oct 20
Multiple Airlines Logo
3:45 pm - 8:25 pmSEA-BFS
20h 40m2 stops
Multiple Airlines Logo
6:10 am - 8:40 pmBFS-SEA
22h 30m2 stops
$723Multiple Airlines
Find Deal
Wed, Oct 1 - Wed, Oct 8
Multiple Airlines Logo
7:00 pm - 8:35 pmSEA-BFS
17h 35m2 stops
Multiple Airlines Logo
6:10 am - 8:40 pmBFS-SEA
22h 30m2 stops
$770Multiple Airlines
Find Deal
Wed, Oct 1 - Wed, Oct 8
Multiple Airlines Logo
10:00 am - 6:35 pmSEA-BFS
24h 35m3 stops
Multiple Airlines Logo
11:10 am - 10:35 amBFS-SEA
31h 25m2 stops
$1,117Multiple Airlines
Find Deal
Mon, Oct 13 - Mon, Oct 20
Multiple Airlines Logo
10:00 am - 10:30 pmSEA-BFS
28h 30m3 stops
Multiple Airlines Logo
6:45 am - 5:15 pmBFS-SEA
42h 30m3 stops
$1,133Multiple Airlines
Find Deal
Mon, Oct 13 - Mon, Oct 20
Multiple Airlines Logo
3:45 pm - 8:55 pmSEA-BFS
21h 10m2 stops
Multiple Airlines Logo
6:45 am - 5:15 pmBFS-SEA
42h 30m3 stops
$1,144Multiple Airlines
Find Deal
Mon, Oct 13 - Mon, Oct 20
Multiple Airlines Logo
7:00 pm - 10:30 pmSEA-BFS
19h 30m2 stops
Multiple Airlines Logo
8:55 pm - 11:10 amBFS-SEA
22h 15m1 stop
$1,390Multiple Airlines
Find Deal

Everything you should know

Cheapest round-trip
$723
Multiple Airlines
Mon 10/13Mon 10/20
SEA - BFS • 2 stops
Cheapest one-way
Multiple Airlines
Tue 9/16
LAX - BFS • multi-stop
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We hope you love your trip to Belfast Intl!
Useful Info

Good to know

Low seasonMarch
Cheapest flight$723
Best time to beat the crowds with an average 24% drop in price.
Most popular time to fly with an average 23% increase in price.
Flight from Seattle to Belfast Intl Airport

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 travelers 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 round-trip 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.

Traveling to a place near Belfast Intl?

Book flights to Belfast Intl if you plan to visit one of these locations
Newry
Ballymena
Armagh
Cookstown
Portadown
Dungannon

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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