$735 Find Cheap Flights from Seattle to Northern Ireland

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight from Seattle to Northern Ireland departing on 4/16. 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 Northern Ireland

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Seattle to Northern Ireland, 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 Seattle to Northern Ireland, as well as popular online travel agencies
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Flight Deals

Book Cheap Seattle to Northern Ireland Plane Tickets

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

Thu, Apr 16 - Sun, Apr 26
British Airways Logo
1:35 pm - 10:10 am
SEA
-
BHD
12h 35m
1 stop
British Airways Logo
6:30 am - 11:35 am
BHD
-
SEA
13h 05m
1 stop
$735British Airways
Wed, May 13 - Mon, May 25
British Airways Logo
8:20 pm - 8:45 am
SEA
-
BHD
28h 25m
1 stop
British Airways Logo
7:35 pm - 11:35 am
BHD
-
SEA
24h 00m
1 stop
$745British Airways
Thu, Apr 16 - Sun, Apr 26
British Airways Logo
1:35 pm - 10:10 am
SEA
-
BHD
12h 35m
1 stop
British Airways Logo
11:00 am - 10:38 pm
BHD
-
SEA
19h 38m
2 stops
$756British Airways
Fri, May 8 - Thu, May 14
British Airways Logo
1:35 pm - 3:30 pm
SEA
-
BHD
17h 55m
1 stop
British Airways Logo
12:45 pm - 6:25 pm
BHD
-
SEA
13h 40m
1 stop
$796British Airways
Mon, Mar 9 - Mon, Mar 16
British Airways Logo
7:50 pm - 6:35 pm
SEA
-
BHD
15h 45m
1 stop
British Airways Logo
7:25 pm - 12:30 pm
BHD
-
SEA
24h 05m
1 stop
$808British Airways
Wed, May 13 - Mon, May 25
British Airways Logo
8:20 pm - 6:45 pm
SEA
-
BHD
14h 25m
1 stop
British Airways Logo
7:35 pm - 11:39 pm
BHD
-
SEA
36h 04m
2 stops
$816British Airways
Fri, May 8 - Thu, May 14
Multiple Airlines Logo
1:35 pm - 3:30 pm
SEA
-
BHD
17h 55m
1 stop
Multiple Airlines Logo
9:35 am - 10:38 pm
BHD
-
SEA
21h 03m
2 stops
$820Multiple Airlines
Sun, Mar 8 - Tue, Mar 17
British Airways Logo
7:50 pm - 4:50 pm
SEA
-
BHD
14h 00m
1 stop
British Airways Logo
11:25 am - 5:55 pm
BHD
-
SEA
13h 30m
1 stop
$822British Airways
Thu, Apr 16 - Sun, Apr 26
British Airways Logo
7:00 am - 7:25 pm
SEA
-
BHD
28h 25m
2 stops
British Airways Logo
11:00 am - 10:38 pm
BHD
-
SEA
19h 38m
2 stops
$834British Airways
Wed, May 13 - Mon, May 25
Multiple Airlines Logo
8:00 am - 7:35 pm
SEA
-
BFS
27h 35m
2 stops
Multiple Airlines Logo
3:35 pm - 4:59 pm
BFS
-
SEA
33h 24m
2 stops
$1,012Multiple Airlines
Booking Insights

KAYAK's insights & trends for Seattle to Northern Ireland flights

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

How long does a flight from Seattle to Northern Ireland take?

The duration of a flight to Northern Ireland depends on your arrival airport. The shortest route to Northern Ireland from Seattle is to Belfast, which takes 12h 30m.

Find deals

Good to know

Cheapest flight$735
Flight from Seattle to Belfast City Airport

FAQs - booking Northern Ireland flights

  • How does KAYAK find such low prices on flights from Seattle to Northern Ireland?

    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 Seattle to Northern Ireland.

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

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

    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 from Seattle to Northern Ireland with an airline and back with another airline.

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

    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 from Seattle to Northern Ireland 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 Seattle to Northern Ireland

Information on your arrival and departure airports

Seattle (SEA)