Find Cheap Flights from Seattle/Tacoma Intl to Belfast

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Seattle/Tacoma Intl to Belfast

(Round-trip)
Depart: Fri Sep 1 2017 Return: Sun Sep 10 2017 Trip spans 10 days
$1502
Select
Air Canada
Air Canada
SEA
6:05a
BFS
4:35a
22h 30m
2 stops
BFS
9:15a
SEA
2:13p
28h 58m
2 stops
Depart: Sat Jul 22 2017 Return: Tue Jul 25 2017 Trip spans 4 days
$1698
Select
Major Airline
Major Airline
SEA
11:15a
BFS
3:25a
16h 10m
1 stop
BFS
1:10a
SEA
5:10p
16h 00m
1 stop
Depart: Wed Jul 26 2017 Return: Thu Jul 27 2017 Trip spans 2 days
$2017
Select
Aer Lingus
Aer Lingus
SEA
3:15p
BFS
6:20a
15h 05m
1 stop
BFS
3:00p
SEA
9:10p
30h 10m
1 stop
Depart: Tue Jul 4 2017 Return: Thu Jul 20 2017 Trip spans 17 days
$1974
Select
Major Airline
Major Airline
SEA
11:15a
BFS
2:10a
14h 55m
1 stop
BFS
10:45p
SEA
11:15a
12h 30m
1 stop
Depart: Wed Jul 5 2017 Return: Fri Jul 21 2017 Trip spans 17 days
$2179
Select
Air Canada
Air Canada
SEA
8:00a
BFS
4:35a
20h 35m
2 stops
BFS
9:15a
SEA
5:50p
32h 35m
2 stops
Depart: Thu Jul 6 2017 Return: Fri Jul 21 2017 Trip spans 16 days
$2239
Select
Air Canada
Air Canada
SEA
8:00a
BFS
4:35a
20h 35m
2 stops
BFS
9:15a
SEA
5:50p
32h 35m
2 stops
Depart: Sun Jul 2 2017 Return: Fri Jul 21 2017 Trip spans 20 days
$2404
Select
Air Canada
Air Canada
SEA
10:20a
BFS
4:35a
18h 15m
2 stops
BFS
9:15a
SEA
5:50p
32h 35m
2 stops
Depart: Fri Jun 30 2017 Return: Fri Jul 21 2017 Trip spans 22 days
$2489
Select
Air Canada
Air Canada
SEA
8:00a
BFS
4:35a
20h 35m
2 stops
BFS
9:15a
SEA
5:50p
32h 35m
2 stops
Depart: Sat Jul 1 2017 Return: Fri Jul 21 2017 Trip spans 21 days
$2489
Select
Air Canada
Air Canada
SEA
10:20a
BFS
4:35a
18h 15m
2 stops
BFS
9:15a
SEA
5:50p
32h 35m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Seattle
$1502
Destination

Belfast
$1502