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

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

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

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

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Shannon Airport to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The required travel and health documents for your Seattle/Tacoma Intl 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 license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$544 Cheap Flights from Shannon, Clare to Seattle in 2026

1 adult

0 bags

Find the cheapest flights from Shannon, Clare to Seattle

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:05 pm - 11:08 pm

SNN

SEA

18h 03m

1 stop

10:20 pm - 11:10 am

SEA

SNN

28h 50m

1 stop

$624KLM

Tue, Jun 16 - Tue, Jun 23

9:15 pm - 11:35 am

SNN

SEA

22h 20m

1 stop

1:30 pm - 8:35 pm

SEA

SNN

23h 05m

1 stop

$755British Airways

Thu, May 28 - Mon, Jun 1

9:15 pm - 11:35 am

SNN

SEA

22h 20m

1 stop

1:30 pm - 4:10 pm

SEA

SNN

18h 40m

1 stop

$757British Airways

Thu, May 28 - Mon, Jun 1

9:15 pm - 11:35 am

SNN

SEA

22h 20m

1 stop

8:20 pm - 8:35 pm

SEA

SNN

16h 15m

1 stop

$758British Airways

Thu, May 28 - Mon, Jun 1

9:15 pm - 12:16 am

SNN

SEA

35h 01m

2 stops

1:30 pm - 11:20 am

SEA

SNN

13h 50m

1 stop

$761British Airways

Thu, May 28 - Mon, Jun 1

9:15 pm - 12:16 am

SNN

SEA

35h 01m

2 stops

1:30 pm - 4:10 pm

SEA

SNN

18h 40m

1 stop

$762British Airways

Thu, May 28 - Mon, Jun 1

9:15 pm - 12:16 am

SNN

SEA

35h 01m

2 stops

1:30 pm - 11:20 am

SEA

SNN

13h 50m

1 stop

$763British Airways

Thu, May 28 - Mon, Jun 1

9:15 pm - 12:16 am

SNN

SEA

35h 01m

2 stops

8:20 pm - 4:10 pm

SEA

SNN

35h 50m

2 stops

$769British Airways

Thu, May 28 - Mon, Jun 1

1:05 pm - 11:13 pm

SNN

SEA

18h 08m

1 stop

10:20 pm - 11:10 am

SEA

SNN

28h 50m

1 stop

$781KLM

Sat, Jun 13 - Sat, Jun 20

1:05 pm - 10:05 pm

SNN

SEA

17h 00m

2 stops

10:20 pm - 11:10 am

SEA

SNN

28h 50m

1 stop

$791KLM

Tue, Jun 16 - Tue, Jun 23

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

KLM flights from Shannon, Clare to Seattle

Our best KLM deals on Shannon, Clare to Seattle flight tickets

KLM

Jun 16

SNN1:05 pmShannon

18h 03m

1 stop

SEA11:08 pmSeattle/Tacoma Intl

Jun 23

SEA10:20 pmSeattle/Tacoma Intl

28h 50m

1 stop

SNN11:10 amShannon

$624

KLM

Jun 13

SNN1:05 pmShannon

18h 08m

1 stop

SEA11:13 pmSeattle/Tacoma Intl

Jun 20

SEA10:20 pmSeattle/Tacoma Intl

28h 50m

1 stop

SNN11:10 amShannon

$781

KLM

Jun 16

SNN1:05 pmShannon

17h 00m

2 stops

SEA10:05 pmSeattle/Tacoma Intl

Jun 23

SEA10:20 pmSeattle/Tacoma Intl

28h 50m

1 stop

SNN11:10 amShannon

$791

Aer Lingus flights from Shannon, Clare to Seattle

Our best Aer Lingus deals on Shannon, Clare to Seattle flight tickets

Aer Lingus

Jun 16

SNN9:15 pmShannon

27h 55m

2 stops

SEA5:10 pmSeattle/Tacoma Intl

Jun 23

SEA7:10 pmSeattle/Tacoma Intl

17h 25m

2 stops

SNN8:35 pmShannon

$963

Aer Lingus

Jun 7

SNN9:15 pmShannon

27h 55m

2 stops

SEA5:10 pmSeattle/Tacoma Intl

Jun 9

SEA11:58 pmSeattle/Tacoma Intl

27h 22m

2 stops

SNN11:20 amShannon

$1,259

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Tue 6/16

1:05 pm-11:08 pm

1 stop18h 03m

Seattle/Tacoma Intl

Tue 6/23

10:20 pm-11:10 am

1 stop28h 50m

$624

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Thu 5/28

9:15 pm-11:35 am

1 stop22h 20m

Seattle/Tacoma Intl

Mon 6/1

1:30 pm-8:35 pm

1 stop23h 05m

$755

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Thu 5/28

9:15 pm-11:35 am

1 stop22h 20m

Seattle/Tacoma Intl

Mon 6/1

1:30 pm-4:10 pm

1 stop18h 40m

$757

Quickest round-trip

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Thu 5/28

9:15 pm-11:35 am

1 stop22h 20m

Seattle/Tacoma Intl

Mon 6/1

8:20 pm-8:35 pm

1 stop16h 15m

$758

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Thu 5/28

9:15 pm-12:16 am

2 stops35h 01m

Seattle/Tacoma Intl

Mon 6/1

1:30 pm-11:20 am

1 stop13h 50m

$761

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Thu 5/28

9:15 pm-12:16 am

2 stops35h 01m

Seattle/Tacoma Intl

Mon 6/1

1:30 pm-4:10 pm

1 stop18h 40m

$762

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Thu 5/28

9:15 pm-12:16 am

2 stops35h 01m

Seattle/Tacoma Intl

Mon 6/1

1:30 pm-11:20 am

1 stop13h 50m

$763

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Thu 5/28

9:15 pm-12:16 am

2 stops35h 01m

Seattle/Tacoma Intl

Mon 6/1

8:20 pm-4:10 pm

2 stops35h 50m

$769

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Sat 6/13

1:05 pm-11:13 pm

1 stop18h 08m

Seattle/Tacoma Intl

Sat 6/20

10:20 pm-11:10 am

1 stop28h 50m

$781

ShannonSeattle

SNN - SEA

SNNSEA

Shannon

Tue 6/16

1:05 pm-10:05 pm

2 stops17h 00m

Seattle/Tacoma Intl

Tue 6/23

10:20 pm-11:10 am

1 stop28h 50m

$791

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first

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

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

Prices

Airlines

Can stopping save me money on Shannon, Clare to Seattle flights?

You could potentially save up to 42% on your flight if you consider stops on a Shannon, Clare to Seattle flight.

When to book flights from Shannon, Clare to Seattle

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

Estimated round-trip price

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

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

Fastest flight time	22h 20m
Direct flights	None

The fastest flight from Shannon, Clare to Seattle takes 22h 20m

There are no direct flights from Shannon, Clare to Seattle. There are no popular flight routes from Shannon, Clare to Seattle.

Search flight deals

Frequently asked questions about flying from Shannon, Clare to Seattle

How far is Shannon to Seattle/Tacoma Intl by plane?
Seattle/Tacoma Intl is 4478.2 mi away from Shannon. Flights usually cover this in 22h 20m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Shannon Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Shannon Airport to Seattle/Tacoma Intl Airport are updated daily.
How old do you have to be to fly from Shannon Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Shannon Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The required travel and health documents for your Seattle/Tacoma Intl 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 license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Redmond

Kent

Marysville

Puyallup

Tukwila

Lakewood

Cle Elum

Federal Way

Centralia

Fife

Shoreline

Westport

Tumwater

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Shannon to Seattle. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Shannon to Seattle flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from Shannon.

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

Price alerts on flights to Seattle from Shannon are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.