Find Deals on Flights from Seattle to Shannon

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 to Shannon

(Round-trip)
Depart: Wed Sep 6 2017 Return: Mon Sep 18 2017 Trip spans 13 days
Aer Lingus
Aer Lingus
SEA
6:19p
SNN
6:00p
23h 41m
1 stop
SNN
8:45a
SEA
1:09a
16h 24m
1 stop
Depart: Mon Jul 3 2017 Return: Wed Jul 12 2017 Trip spans 10 days
Air France
Air France
SEA
3:40a
SNN
10:05p
18h 25m
1 stop
SNN
7:50a
SEA
11:16p
15h 26m
1 stop
Depart: Sun Jul 2 2017 Return: Wed Jul 12 2017 Trip spans 11 days
American Airlines
American Airlines
SEA
4:20a
SNN
8:50p
16h 30m
2 stops
SNN
7:35a
SEA
3:40a
20h 05m
1 stop
Depart: Mon Sep 4 2017 Return: Tue Sep 19 2017 Trip spans 16 days
Major Airline
Major Airline
SEA
11:15a
SNN
5:00a
17h 45m
1 stop
SNN
4:30a
SEA
5:10p
12h 40m
1 stop
Depart: Mon May 22 2017 Return: Tue Jun 6 2017 Trip spans 16 days
Air Canada
Air Canada
SEA
10:20a
SNN
4:15a
17h 55m
2 stops
SNN
3:30a
SEA
5:46p
14h 16m
2 stops
Depart: Sat May 6 2017 Return: Thu May 18 2017 Trip spans 13 days
United
United
SEA
7:35p
SNN
7:00p
23h 25m
1 stop
SNN
5:05a
SEA
7:36p
14h 31m
1 stop
Depart: Wed Jul 5 2017 Return: Wed Jul 12 2017 Trip spans 8 days
KLM
KLM
SEA
6:10a
SNN
10:05p
15h 55m
1 stop
SNN
7:50a
SEA
11:16p
15h 26m
1 stop
Depart: Tue May 2 2017 Return: Wed May 17 2017 Trip spans 16 days
$1017
Select
British Airways
British Airways
SEA
3:15p
SNN
9:00a
17h 45m
1 stop
SNN
1:25p
SEA
3:15p
25h 50m
1 stop
Depart: Sun May 28 2017 Return: Sun Jun 11 2017 Trip spans 15 days
$1542
Select
Lufthansa
Lufthansa
SEA
2:20a
SNN
7:20p
17h 00m
1 stop
SNN
5:15a
SEA
10:40p
17h 25m
1 stop
Depart: Tue Jul 4 2017 Return: Wed Jul 12 2017 Trip spans 9 days
Air France
Air France
SEA
6:10a
SNN
10:05p
15h 55m
1 stop
SNN
7:50a
SEA
11:16p
15h 26m
1 stop
Depart: Tue Aug 1 2017 Return: Tue Aug 15 2017 Trip spans 15 days
American Airlines
American Airlines
SEA
4:30a
SNN
8:50p
16h 20m
1 stop
SNN
7:35a
SEA
12:49a
17h 14m
1 stop
Depart: Tue Sep 5 2017 Return: Mon Sep 18 2017 Trip spans 14 days
Aer Lingus
Aer Lingus
SEA
6:49p
SNN
6:00p
23h 11m
1 stop
SNN
8:45a
SEA
1:09a
16h 24m
1 stop
Depart: Wed Aug 16 2017 Return: Wed Aug 23 2017 Trip spans 8 days
Major Airline
Major Airline
SEA
3:09a
SNN
2:15p
35h 06m
1 stop
SNN
4:45a
SEA
9:39p
16h 54m
1 stop
Depart: Tue May 23 2017 Return: Wed Jun 7 2017 Trip spans 16 days
Air Canada
Air Canada
SEA
8:00a
SNN
4:15a
20h 15m
2 stops
SNN
3:30a
SEA
10:31p
19h 01m
2 stops
Depart: Sat Aug 19 2017 Return: Tue Aug 29 2017 Trip spans 11 days
United
United
SEA
3:05p
SNN
7:20p
28h 15m
2 stops
SNN
5:05a
SEA
1:42p
32h 37m
2 stops
Depart: Sat Jul 1 2017 Return: Wed Jul 12 2017 Trip spans 12 days
American Airlines
American Airlines
SEA
6:20p
SNN
8:50p
26h 30m
2 stops
SNN
7:35a
SEA
3:40a
20h 05m
1 stop
Depart: Mon May 29 2017 Return: Tue Jun 13 2017 Trip spans 16 days
Air Canada
Air Canada
SEA
6:10a
SNN
4:15a
22h 05m
2 stops
SNN
3:30a
SEA
10:31p
19h 01m
2 stops
Depart: Sat Aug 26 2017 Return: Mon Sep 18 2017 Trip spans 24 days
United
United
SEA
6:55p
SNN
7:00p
24h 05m
2 stops
SNN
5:05a
SEA
11:59p
18h 54m
1 stop
Depart: Mon May 1 2017 Return: Tue May 16 2017 Trip spans 16 days
$1032
Select
British Airways
British Airways
SEA
5:55a
SNN
11:15p
17h 20m
2 stops
SNN
3:30a
SEA
12:09a
20h 39m
2 stops
Depart: Thu Aug 10 2017 Return: Wed Aug 23 2017 Trip spans 14 days
Major Airline
Major Airline
SEA
11:15a
SNN
7:15p
32h 00m
1 stop
SNN
11:30p
SEA
5:10p
17h 40m
1 stop
* 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
$795
Destination

Shannon
$795