BHD - SEA

$403 Find Cheap Flights from Belfast City Airport to Seattle

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Belfast City to Seattle departing on 5/3. 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, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Seattle

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Belfast to Seattle, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Belfast to Seattle, as well as popular online travel agencies
Travelers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

Save 23% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Everything you should know

Cheapest round-trip
$917
British Airways
Fri 9/11Mon 9/14
BHD - SEA • 1 stop
Cheapest one-way
$403
Multiple Airlines
Sun 5/3
BHD - SEA • 3 stops
Nonstop flights
Not available
There are currently no direct flights between Belfast City and Seattle. You'll need at least 1 connection.
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Seattle!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Belfast City to Seattle (BHD-SEA)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Belfast City to Seattle 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 Belfast City to Seattle

Fri, Sep 11 - Mon, Sep 14
British Airways Logo
6:30 am - 11:35 am
BHD
-
SEA
13h 05m
1 stop
British Airways Logo
6:24 am - 12:55 pm
SEA
-
BHD
22h 31m
2 stops
$917British Airways
Wed, Apr 22 - Sun, Apr 26
British Airways Logo
10:05 am - 6:25 pm
BHD
-
SEA
16h 20m
1 stop
British Airways Logo
1:30 pm - 1:25 pm
SEA
-
BHD
15h 55m
1 stop
$921British Airways
Wed, Apr 22 - Sun, Apr 26
British Airways Logo
10:05 am - 10:38 pm
BHD
-
SEA
20h 33m
2 stops
British Airways Logo
1:30 pm - 1:25 pm
SEA
-
BHD
15h 55m
1 stop
$923British Airways
Wed, Apr 22 - Sun, Apr 26
British Airways Logo
10:05 am - 12:36 am
BHD
-
SEA
22h 31m
2 stops
British Airways Logo
1:19 pm - 5:40 pm
SEA
-
BHD
20h 21m
2 stops
$927British Airways
Fri, Sep 11 - Mon, Sep 14
British Airways Logo
6:30 am - 4:00 pm
BHD
-
SEA
17h 30m
2 stops
British Airways Logo
6:24 am - 12:55 pm
SEA
-
BHD
22h 31m
2 stops
$928British Airways
Wed, Apr 22 - Sun, Apr 26
British Airways Logo
10:05 am - 6:25 pm
BHD
-
SEA
16h 20m
1 stop
British Airways Logo
1:19 pm - 2:35 pm
SEA
-
BHD
17h 16m
2 stops
$934British Airways
Wed, Apr 22 - Sun, Apr 26
British Airways Logo
10:05 am - 6:25 pm
BHD
-
SEA
16h 20m
1 stop
British Airways Logo
11:16 am - 2:35 pm
SEA
-
BHD
19h 19m
2 stops
$938British Airways
Fri, Sep 11 - Mon, Sep 14
British Airways Logo
6:30 am - 7:24 pm
BHD
-
SEA
20h 54m
2 stops
British Airways Logo
6:24 am - 12:55 pm
SEA
-
BHD
22h 31m
2 stops
$940British Airways
Wed, Apr 22 - Sun, Apr 26
British Airways Logo
10:05 am - 12:36 am
BHD
-
SEA
22h 31m
2 stops
British Airways Logo
11:16 am - 5:40 pm
SEA
-
BHD
22h 24m
2 stops
$943British Airways
Wed, Apr 22 - Sun, Apr 26
British Airways Logo
10:05 am - 6:25 pm
BHD
-
SEA
16h 20m
1 stop
British Airways Logo
8:20 pm - 12:55 pm
SEA
-
BHD
32h 35m
1 stop
$945British Airways
Booking Insights

KAYAK's insights & trends for Belfast City to Seattle flights

Get data-powered insights and trends into flights from Belfast City to Seattle to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Belfast City Airport to Seattle?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest round-trip tickets from Belfast City Airport to Seattle were found on British Airways ($917) and KLM ($1,579).

Find deals

Good to know

Cheapest flight$403
Flight from Belfast City Airport to Seattle

When to book flights from Belfast City to Seattle

Are your dates flexible? Find out the best times to travel from Belfast City to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Belfast City Airport to Seattle flights

  • What is the cheapest flight from Belfast City Airport to Seattle?

    In the last 3 days, the lowest price for a flight from Belfast City Airport to Seattle was $403 for a one-way ticket and $917 for a round-trip.

  • Do I need a passport to fly between Belfast City Airport and Seattle?

    A passport is required to fly from Belfast City Airport to Seattle.

  • Which aircraft models fly most regularly from Belfast City Airport to Seattle?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Belfast City Airport to Seattle?

    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 Belfast City Airport to Seattle.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Seattle from Belfast City Airport 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 Belfast City Airport to Seattle?

    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 Seattle with an airline and back to Belfast City Airport with another airline. Booking your flights between Belfast City Airport and SEA can sometimes prove cheaper using this method.

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

    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 Seattle from Belfast City Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Belfast City to Seattle

Information on your arrival and departure airports

Belfast City Airport (BHD)
Seattle (SEA)