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Cheap flights from Seattle to Shannon from €246

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Shannon departing on 26/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from Seattle to Shannon

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
23:10 - 20:35
SEA
-
SNN
37h 25m
2 stops
British Airways Logo
07:40 - 19:02
SNN
-
SEA
19h 22m
2 stops
€364British Airways
Sun, 12 Apr - Thu, 23 Apr
British Airways Logo
10:25 - 16:10
SEA
-
SNN
21h 45m
2 stops
British Airways Logo
07:40 - 19:02
SNN
-
SEA
19h 22m
2 stops
€368British Airways
Mon, 13 Apr - Thu, 23 Apr
British Airways Logo
18:50 - 16:45
SEA
-
SNN
13h 55m
1 stop
British Airways Logo
20:05 - 19:20
SNN
-
SEA
30h 15m
2 stops
€379British Airways
Sun, 1 Mar - Sun, 8 Mar
British Airways Logo
20:05 - 19:25
SEA
-
SNN
15h 20m
2 stops
British Airways Logo
20:05 - 19:20
SNN
-
SEA
30h 15m
2 stops
€385British Airways
Sun, 1 Mar - Sun, 8 Mar
British Airways Logo
07:15 - 19:25
SEA
-
SNN
28h 10m
2 stops
British Airways Logo
20:05 - 18:20
SNN
-
SEA
30h 15m
2 stops
€387British Airways
Sun, 15 Feb - Sun, 22 Feb
British Airways Logo
07:00 - 16:10
SEA
-
SNN
25h 10m
2 stops
British Airways Logo
07:40 - 17:10
SNN
-
SEA
17h 30m
2 stops
€388British Airways
Tue, 14 Apr - Sat, 25 Apr
British Airways Logo
18:50 - 19:25
SEA
-
SNN
16h 35m
1 stop
British Airways Logo
20:05 - 18:20
SNN
-
SEA
30h 15m
2 stops
€389British Airways
Sun, 15 Feb - Sun, 22 Feb
British Airways Logo
20:20 - 20:35
SEA
-
SNN
16h 15m
1 stop
British Airways Logo
17:30 - 17:10
SNN
-
SEA
31h 40m
2 stops
€390British Airways
Tue, 14 Apr - Sat, 25 Apr
British Airways Logo
13:35 - 11:20
SEA
-
SNN
13h 45m
1 stop
British Airways Logo
17:30 - 18:25
SNN
-
SEA
32h 55m
1 stop
€391British Airways
Tue, 14 Apr - Sat, 25 Apr
British Airways Logo
18:50 - 19:25
SEA
-
SNN
16h 35m
1 stop
British Airways Logo
20:05 - 17:55
SNN
-
SEA
28h 50m
1 stop
€392British Airways
Sun, 1 Mar - Sun, 8 Mar

British Airways flights from Seattle to Shannon, Clare

Our best British Airways deals on Seattle to Shannon, Clare flight tickets
British Airways
12 Apr
SEA23:10Seattle/Tacoma Intl
37h 25m
2 stops
SNN20:35Shannon
21 Apr
SNN16:55Shannon
33h 30m
1 stop
SEA18:25Seattle/Tacoma Intl
€364
British Airways
13 Apr
SEA14:05Seattle/Tacoma Intl
18h 05m
2 stops
SNN16:10Shannon
22 Apr
SNN21:15Shannon
29h 47m
2 stops
SEA19:02Seattle/Tacoma Intl
€368
British Airways
1 Mar
SEA18:50Seattle/Tacoma Intl
13h 55m
1 stop
SNN16:45Shannon
8 Mar
SNN20:05Shannon
30h 15m
2 stops
SEA19:20Seattle/Tacoma Intl
€379

United Airlines flights from Seattle to Shannon, Clare

Our best United Airlines deals on Seattle to Shannon, Clare flight tickets
United Airlines
14 Apr
SEA08:45Seattle/Tacoma Intl
17h 30m
2 stops
SNN10:15Shannon
21 Apr
SNN12:30Shannon
18h 07m
2 stops
SEA22:37Seattle/Tacoma Intl
€403
United Airlines
14 Apr
SEA12:08Seattle/Tacoma Intl
14h 07m
1 stop
SNN10:15Shannon
24 Apr
SNN12:30Shannon
31h 07m
2 stops
SEA11:37Seattle/Tacoma Intl
€425
United Airlines
30 Jun
SEA00:20Seattle/Tacoma Intl
23h 10m
1 stop
SNN07:30Shannon
8 Jul
SNN09:30Shannon
20h 59m
1 stop
SEA22:29Seattle/Tacoma Intl
€741

momondo Fare Finder

 
Customise your flight search to find flights from Seattle to Shannon, Clare that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 17 January 2026.
Use the filters below to find and compare flights from Seattle to Shannon, Clare that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Sun 12/4

23:10-20:35

2 stops37h 25m

Shannon

Thu 23/4

07:40-19:02

2 stops19h 22m

€364

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Mon 13/4

10:25-16:10

2 stops21h 45m

Shannon

Thu 23/4

07:40-19:02

2 stops19h 22m

€368

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Sun 1/3

18:50-16:45

1 stop13h 55m

Shannon

Sun 8/3

20:05-19:20

2 stops30h 15m

€379

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Sun 1/3

20:05-19:25

2 stops15h 20m

Shannon

Sun 8/3

20:05-19:20

2 stops30h 15m

€385

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Sun 15/2

07:15-19:25

2 stops28h 10m

Shannon

Sun 22/2

20:05-18:20

2 stops30h 15m

€387

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Tue 14/4

07:00-16:10

2 stops25h 10m

Shannon

Sat 25/4

07:40-17:10

2 stops17h 30m

€388

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Sun 15/2

18:50-19:25

1 stop16h 35m

Shannon

Sun 22/2

20:05-18:20

2 stops30h 15m

€389

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Tue 14/4

20:20-20:35

1 stop16h 15m

Shannon

Sat 25/4

17:30-17:10

2 stops31h 40m

€390

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Tue 14/4

13:35-11:20

1 stop13h 45m

Shannon

Sat 25/4

17:30-18:25

1 stop32h 55m

€391

SeattleShannon

SEA - SNN

SEASNN

Seattle/Tacoma Intl

Sun 1/3

18:50-19:25

1 stop16h 35m

Shannon

Sun 8/3

20:05-17:55

1 stop28h 50m

€392

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Shannon from

How to get the cheapest flight ticket from Seattle to Shannon, Clare

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Seattle/Tacoma Intl to Shannon?

British Airways and American Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Shannon

When to book flights from Seattle to Shannon, Clare

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Shannon, Clare according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Seattle to Shannon, Clare (SEA to SNN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Shannon, Clare

Fastest flight time

13h 55m

Direct flights

None
The fastest flight from Seattle to Shannon, Clare takes 13h 55m
There are no direct flights from Seattle to Shannon, Clare. There are no popular flight routes from Seattle to Shannon, Clare.
Search flight deals

  • How far is Seattle/Tacoma Intl to Shannon by plane?

    Shannon is 7206.9 km away from Seattle/Tacoma Intl. By plane, this route typically takes 13h 55m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Shannon Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Shannon Airport are updated daily.

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Shannon Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Shannon Airport.

  • What documentation or ID do you need to fly to Shannon Airport?

    The required travel and health documents for your Shannon Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Shannon Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Shannon?

Book flights to Shannon if you plan to visit one of these locations
Limerick
Ennis
Nenagh
Tipperary
Adare
Killaloe
Lahinch
Bunratty

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Shannon?

Finding the right flight to Shannon from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Shannon quick and easy, saving you time and money.

Can I find flights from Seattle to Shannon with flexible booking policies on momondo?

All flight searches from Seattle to Shannon on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Seattle to Shannon?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Shannon.

I’m not ready to book a flight from Seattle to Shannon right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Seattle to Shannon now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Shannon and let you know when they change.

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