SNN - SEA

$800 Find Cheap Flights from Shannon to Seattle

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight from Shannon to Seattle departing on 9/12. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

KAYAK searches hundreds of travel sites at once for deals on flights to Seattle

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Shannon to Seattle, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Shannon to Seattle, as well as popular online travel agencies
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Flights Deals

Cheap Flights from Shannon to Seattle (SNN-SEA)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Shannon to Seattle that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Shannon to Seattle

Fri, Sep 12 - Fri, Sep 19
Logo
4:55 pm - 11:25 amSNN-SEA
26h 30m2 stops
Logo
3:45 pm - 3:50 pmSEA-SNN
16h 05m2 stops
$800
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Sat, Nov 15 - Tue, Nov 18
British Airways Logo
7:50 am - 4:55 pmSNN-SEA
17h 05m1 stop
British Airways Logo
1:25 pm - 11:30 amSEA-SNN
14h 05m1 stop
$831British Airways
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Sat, Nov 15 - Tue, Nov 18
British Airways Logo
7:50 am - 4:55 pmSNN-SEA
17h 05m1 stop
British Airways Logo
9:00 am - 7:25 pmSEA-SNN
26h 25m2 stops
$834British Airways
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Wed, Aug 27 - Wed, Sep 3
United Airlines Logo
12:30 pm - 9:56 pmSNN-SEA
17h 26m1 stop
United Airlines Logo
7:00 am - 7:30 amSEA-SNN
16h 30m1 stop
$881United Airlines
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Fri, Nov 21 - Sat, Dec 13
Aer Lingus Logo
7:50 am - 4:55 pmSNN-SEA
17h 05m1 stop
Aer Lingus Logo
1:35 pm - 11:30 amSEA-SNN
13h 55m1 stop
$886Aer Lingus
Find Deal
Fri, Sep 12 - Fri, Sep 19
United Airlines Logo
9:30 am - 8:54 pmSNN-SEA
19h 24m3 stops
United Airlines Logo
5:02 am - 7:30 amSEA-SNN
18h 28m2 stops
$888United Airlines
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Fri, Nov 21 - Sat, Dec 13
Aer Lingus Logo
7:50 am - 6:20 pmSNN-SEA
18h 30m2 stops
Aer Lingus Logo
6:50 pm - 7:25 pmSEA-SNN
16h 35m1 stop
$923Aer Lingus
Find Deal
Sat, Nov 15 - Tue, Nov 18
American Airlines Logo
7:50 am - 4:55 pmSNN-SEA
17h 05m1 stop
American Airlines Logo
1:35 pm - 4:45 pmSEA-SNN
19h 10m2 stops
$927American Airlines
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Sat, Nov 15 - Tue, Nov 18
American Airlines Logo
7:50 am - 11:18 pmSNN-SEA
23h 28m2 stops
American Airlines Logo
1:35 pm - 4:45 pmSEA-SNN
19h 10m2 stops
$933American Airlines
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Fri, Nov 21 - Sat, Dec 13
Air Canada Logo
7:50 am - 9:31 amSNN-SEA
33h 41m3 stops
Air Canada Logo
10:05 am - 4:45 pmSEA-SNN
22h 40m2 stops
$1,053Air Canada
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Booking Insights

KAYAK's insights & trends for Shannon to Seattle flights

Get data-powered insights and trends into flights from Shannon to Seattle to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Shannon to Seattle?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest round-trip tickets from Shannon to Seattle were found on British Airways ($831) and United Airlines ($881).

Find deals

Good to know

Cheapest flight$800
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 round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips 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.

FAQs for booking flights from Shannon to Seattle

  • What is the cheapest flight from Shannon to Seattle?

    In the last 3 days, the lowest price for a flight from Shannon to Seattle was $800 for a round-trip ticket.

  • Do I need a passport to fly between Shannon and Seattle?

    A passport is required to fly from Shannon to Seattle.

  • Which airports will I be using when flying from Shannon to Seattle?

    On your way to Seattle, you’ll fly out from Shannon. You’ll be landing at Seattle/Tacoma Intl.

  • Which aircraft models fly most regularly from Shannon to Seattle?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Shannon to Seattle?

    oneworld, and Star Alliance are the airline alliances operating flights between Shannon and Seattle, with oneworld being the most commonly used for this route.

  • How does KAYAK find such low prices on flights from Shannon to Seattle?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Shannon to Seattle.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Shannon to Seattle?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Seattle from Shannon is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Shannon to Seattle?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Seattle with an airline and back to Shannon with another airline. Booking your flights between Shannon and SEA can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Shannon to Seattle?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Seattle from Shannon up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Shannon to Seattle

Information on your arrival and departure airports

Shannon (SNN)
Seattle (SEA)

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