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Cheap flights from Seattle (SEA) to Belfast International (BFS)

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How to find the cheapest flight from
Seattle (SEA) to Belfast International (BFS)

What is the cheapest day to fly round-trip from Seattle to Belfast International?

It’s generally more expensive to depart on a Tuesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

When is the cheapest time to fly from Seattle to Belfast International (03A - BFS)?

A simple way to save on the total cost of your ticket is to fly from Seattle to Belfast International in the afternoon. If you’re flexible enough to do this you can expect to save up to 15% on your trip compared to booking a flight in the morning.

One-way flights to Belfast International from Seattle

The cheapest one-way flights from Seattle to Belfast International
11:50 am - 10:10 am
Multiple Airlines
2 Stops
38h 20m
SEA - BFS
Multiple Airlines
$916
Kiwi.com
9:25 am - 6:00 am
Multiple Airlines
3 Stops
36h 35m
SEA - BFS
Multiple Airlines
$1363
Kiwi.com
6:45 am - 8:25 pm
Multiple Airlines
3 Stops
29h 40m
SEA - BFS
Multiple Airlines
$2049
Kiwi.com

Related info for your journey

Useful info, stats and facts about Seattle to Belfast International flights.

Flight FAQs

From Seattle to Belfast International

Are flight prices decreasing from Seattle to Belfast International due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Seattle and Belfast International for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Is Seattle weather warmer or cooler than Belfast International?

Temperatures around the 77 °F's can be experienced in July. The weather in Belfast International is colder than in Seattle. Plan for potential changes in flight availability as peak weather approaches in this location.

Destination information for Belfast International

Things to know before you go. Useful info for your trip from Seattle to Belfast International
Today's exchange rate
$1 = £0.77
Average temperature for August in Belfast International
66.2 °F
Avg rainfall for August in Belfast International
3.4 ″

Airports servicing Seattle

Seattle King County/Boeing (BFI)
Seattle Lake Union Spb (LKE)

Airports servicing Belfast