Which airports can I use when flying from Shannon to Seattle?

Flights from Shannon to Seattle usually depart from Shannon (SNN) and arrive at Seattle/Tacoma Intl (SEA).

Which cabin classes can I book on flights from Shannon to Seattle?

Only Economy class is available on flights from Shannon to Seattle.

Which airports do connecting flights from Shannon to Seattle pass through?

Most connecting flights from Shannon to Seattle pass through Boston Logan Intl (BOS), which handles 100% of one-stop traffic on this route.

Can I save money by using flexible dates for flights from Shannon to Seattle?

Yes. Flexible dates can save you up to 12% on flights from Shannon to Seattle. Friday is the cheapest departure day at €770 return on average, while Saturday is the most expensive at €873, a difference of €103. KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

What popular places can I visit in Seattle?

Seattle Marriott Waterfront is one of the most viewed places in Seattle on KAYAK.

How long is a flight from Shannon to Seattle?

A direct flight from Shannon to Seattle takes 00m, covering 11,616 km.

Do I need a passport to fly from Shannon to Seattle?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Have flight prices from Shannon to Seattle changed much recently?

Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about €634 to €4,249. That means the highest observed fare was about 7x higher than the lowest one.

How are flight prices from Shannon to Seattle looking right now?

One-way fares from Shannon to Seattle are currently lower than usual. Average one-way flight prices are about €459, which is 34% below the typical average for this route.

What is the time difference between Shannon and Seattle?

Seattle is 8 hours behind Shannon (Pacific Time vs Irish Time). Plan for the time shift when scheduling connections or first-day activities.

Which car hire options are available at Seattle/Tacoma Intl Airport (SEA)?

Seattle/Tacoma Intl Airport (SEA) hosts 5 major car hire companies, with daily rates starting from around €3 for economy cars. Top options include: • Fox • Europcar • Thrifty • Budget • Dollar

How much should I expect to pay for a Shannon to Seattle flight?

Return flights from Shannon to Seattle range from €769 to €782, with an average of €769 over the past 12 months. Anything below €769 counts as a good deal.

Which airline is the cheapest to fly from Shannon to Seattle?

British Airways (€656) offered the cheapest return ticket from Shannon to Seattle in the last 5 days.

What is the cheapest stopover airport when flying from Shannon to Seattle?

Flights via Boston Logan Intl (BOS) offer the most affordable fares, with an average return price of €863. Based on KAYAK data over the past 3 months.

When flying from Shannon to Seattle, which airport offers the shortest stopover?

Boston Logan Intl (BOS) had the shortest average connection time for Shannon to Seattle stopovers at 8h 43m over the past 3 months.

€430 CHEAP FLIGHTS from Shannon to Seattle (SNN - SEA)

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Cheapest return flight

€634

Typical prices: €769-€782

Multiple Airlines

Sat 17/11Sat 24/11

SNN - SEA • 2 stops

Cheapest one-way flight

€430

Typical prices: €593-€736

Multiple Airlines

Thu 11/1

SNN - SEA • 2 stops

Direct flights

Not available

There are currently no direct flights between Shannon and Seattle. You'll need to take a connecting flight to reach the destination.

Insights

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Flight Deals

Cheap Flights from Shannon to Seattle (SNN-SEA)

Discover the best prices for you by selecting your travel dates on KAYAK.

Return

One-way

Recent return flight deals from Shannon to Seattle

Tue, 17 Nov - Tue, 24 Nov

07:50 - 17:00SNN Shannon-SEA Seattle/Tacoma Intl

17h 10m2 stops London Heathrow Reykjavik Keflavik Intl

14:35 - 21:30SEA Seattle/Tacoma Intl-SNN Shannon

22h 55m2 stops Reykjavik Keflavik Intl London Gatwick

€634Multiple Airlines

Sun, 15 Nov - Sun, 22 Nov

07:50 - 17:00SNN Shannon-SEA Seattle/Tacoma Intl

17h 10m1 stop London Heathrow

18:45 - 19:25SEA Seattle/Tacoma Intl-SNN Shannon

16h 40m1 stop London Heathrow

€651Multiple Airlines

Tue, 17 Nov - Tue, 24 Nov

07:50 - 16:50SNN Shannon-SEA Seattle/Tacoma Intl

17h 00m1 stop London Heathrow

18:45 - 16:45SEA Seattle/Tacoma Intl-SNN Shannon

14h 00m1 stop London Heathrow

€656British Airways

Fri, 18 Dec - Mon, 18 Jan

20:05 - 11:25SNN Shannon-SEA Seattle/Tacoma Intl

23h 20m1 stop London Heathrow

18:45 - 16:45SEA Seattle/Tacoma Intl-SNN Shannon

14h 00m1 stop London Heathrow

€679British Airways

Sun, 15 Nov - Sun, 22 Nov

20:05 - 20:20SNN Shannon-SEA Seattle/Tacoma Intl

32h 15m2 stops London Heathrow Chicago O'Hare Intl

18:45 - 19:25SEA Seattle/Tacoma Intl-SNN Shannon

16h 40m1 stop London Heathrow

€695Multiple Airlines

Sun, 15 Nov - Sun, 22 Nov

07:50 - 00:35SNN Shannon-SEA Seattle/Tacoma Intl

24h 45m2 stops London Heathrow Chicago O'Hare Intl

12:27 - 16:45SEA Seattle/Tacoma Intl-SNN Shannon

20h 18m2 stops Portland London Heathrow

€725Multiple Airlines

Thu, 21 Jan - Mon, 25 Jan

07:50 - 16:50SNN Shannon-SEA Seattle/Tacoma Intl

17h 00m1 stop London Heathrow

10:17 - 19:25SEA Seattle/Tacoma Intl-SNN Shannon

25h 08m2 stops Chicago O'Hare Intl London Heathrow

€734British Airways

Thu, 21 Jan - Mon, 25 Jan

07:50 - 00:43SNN Shannon-SEA Seattle/Tacoma Intl

24h 53m2 stops London Heathrow Chicago O'Hare Intl

10:17 - 11:30SEA Seattle/Tacoma Intl-SNN Shannon

17h 13m2 stops Chicago O'Hare Intl London Heathrow

€739British Airways

Tue, 17 Nov - Tue, 24 Nov

07:50 - 19:54SNN Shannon-SEA Seattle/Tacoma Intl

20h 04m2 stops London Heathrow San Francisco

13:30 - 16:45SEA Seattle/Tacoma Intl-SNN Shannon

19h 15m1 stop London Heathrow

€771Multiple Airlines

Tue, 17 Nov - Tue, 24 Nov

07:50 - 21:57SNN Shannon-SEA Seattle/Tacoma Intl

22h 07m3 stops London Heathrow Calgary Vancouver Intl

10:10 - 16:45SEA Seattle/Tacoma Intl-SNN Shannon

22h 35m2 stops Vancouver Intl London Heathrow

€787Multiple Airlines

Booking Insights

Price, demand, and travel trends for Shannon to Seattle flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

Airlines

Stopovers

Which airline is the cheapest to fly from Shannon to Seattle?: British Airways (€656) offered the cheapest return ticket from Shannon to Seattle in the last 5 days.

Find deals

Cheapest flight	€430

One-way flight from Shannon to Seattle

When to book flights from Shannon to Seattle

Are your dates flexible? Find out the best times to travel from Shannon to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated return price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which cabin classes can I book on flights from Shannon to Seattle?
Only Economy class is available on flights from Shannon to Seattle.
How long is a flight from Shannon to Seattle?
A direct flight from Shannon to Seattle takes 00m, covering 11,616 km.
Do I need a passport to fly from Shannon to Seattle?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
How much should I expect to pay for a Shannon to Seattle flight?
Return flights from Shannon to Seattle range from €769 to €782, with an average of €769 over the past 12 months. Anything below €769 counts as a good deal.
Have flight prices from Shannon to Seattle changed much recently?
Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about €634 to €4,249. That means the highest observed fare was about 7x higher than the lowest one.
How are flight prices from Shannon to Seattle looking right now?
One-way fares from Shannon to Seattle are currently lower than usual. Average one-way flight prices are about €459, which is 34% below the typical average for this route.
Which car hire options are available at Seattle/Tacoma Intl Airport (SEA)?
Seattle/Tacoma Intl Airport (SEA) hosts 5 major car hire companies, with daily rates starting from around €3 for economy cars. Top options include:

• Fox
• Europcar
• Thrifty
• Budget
• Dollar
Which airports can I use when flying from Shannon to Seattle?
Flights from Shannon to Seattle usually depart from Shannon (SNN) and arrive at Seattle/Tacoma Intl (SEA).
Which airports do connecting flights from Shannon to Seattle pass through?
Most connecting flights from Shannon to Seattle pass through Boston Logan Intl (BOS), which handles 100% of one-stop traffic on this route.
Can I save money by using flexible dates for flights from Shannon to Seattle?
Yes. Flexible dates can save you up to 12% on flights from Shannon to Seattle. Friday is the cheapest departure day at €770 return on average, while Saturday is the most expensive at €873, a difference of €103.

KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.
What is the time difference between Shannon and Seattle?
Seattle is 8 hours behind Shannon (Pacific Time vs Irish Time). Plan for the time shift when scheduling connections or first-day activities.
What popular places can I visit in Seattle?
Seattle Marriott Waterfront is one of the most viewed places in Seattle on KAYAK.

If your dates are flexible, aim for a Friday departure and avoid flying on Saturday. On this route, Friday flights average €770, about €103 less than Saturday fares (12% savings) based on the last 12 months.
If you're arriving late at night and need somewhere to stay, check out these hotels close to Seattle/Tacoma Intl Airport.

• Seattle Airport Marriott
• Coast Gateway Hotel
• Fairfield by Marriott Inn & Suites Seattle Sea-Tac Airport

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SNN - SEA

€430 Find Cheap Flights from Shannon to Seattle – Compare and Save

Everything you should know

Cheap Flights from Shannon to Seattle (SNN-SEA)

Recent return flight deals from Shannon to Seattle

Recent one-way flight deals from Shannon to Seattle

Price, demand, and travel trends for Shannon to Seattle flights

Which airline is the cheapest to fly from Shannon to Seattle?

What is the cheapest stopover airport when flying from Shannon to Seattle?

When flying from Shannon to Seattle, which airport offers the shortest stopover?

Key details for Shannon to Seattle flights

Cheapest flight

When to book flights from Shannon to Seattle

Your Shannon to Seattle flight questions, answered

Your guide to booking Shannon to Seattle flights

More options for your flight from Shannon to Seattle

Complete your trip to Seattle with a hotel stay or car hire

Information on your arrival and departure airports

Cabin class types available on flights from Shannon to Seattle

Flights from domestic origins to Seattle

Flights to other popular destinations

Find deals for your return flight