$1,321 Cheap JetBlue Airways flights Seattle (SEA) to Shannon (SNN)

View $1,321 flight on Fri, Jul 11, 2025Opens in a new window

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$1,321 Cheap JetBlue Airways flights Seattle (SEA) to Shannon (SNN)

Prices were available within the past 7 days and start at $1,321 for one-way flights and $2,211 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Mon, Aug 4 - Wed, Aug 20
SEA
Seattle
SNN
Shannon
$2,211 Roundtrip, found 6 days ago
$2,211
Roundtrip
found 6 days ago
Select JetBlue Airways flight, departing Mon, Aug 4 from Seattle to Shannon, returning Wed, Aug 20, priced at $2,211 found 6 days ago
Flights from Seattle (SEA) to Shannon (SNN)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Shannon
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, British Airways, Delta, JetBlue Airways, United
Popular airline
Air Canada
Distance
4488 mi

Frequently asked questions

How much is a JetBlue Airways flight from Seattle - Tacoma Intl. Airport (SEA) to Shannon Airport (SNN)?
You'll discover affordable return JetBlue Airways flights from $2,211 from SEA to SNN by filtering your results from "Price (lowest to highest)" on Expedia. Or look for deals from $1,321 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SEA to SNN with JetBlue Airways?
Browse for one-way or round-trip flights to Shannon in January or February. You could find a cheap fare with JetBlue Airways during these off-peak months.
What is the cheapest time to book flights from Seattle - Tacoma Intl. Airport (SEA) to Shannon Airport (SNN) with JetBlue Airways?
To find affordable flights from SEA to SNN with JetBlue Airways, begin searching about one month before your intended departure. You can save 17% when you book your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another tip? Booking on Sunday offers average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does JetBlue Airways fly nonstop from Seattle - Tacoma Intl. Airport (SEA) to Shannon Airport (SNN)?
Simply enter your dates, press search and check the "Nonstop" filter on Expedia to browse any direct flights from SEA to SNN with JetBlue Airways or other airlines.
What is the earliest JetBlue Airways flight from SEA to SNN?
To find the earliest departure from SEA to SNN with JetBlue Airways, sort your results by "Early Morning" and "Morning." Booking an early flight usually means you'll experience fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does JetBlue Airways fly into in Shannon?
JetBlue Airways flights from Seattle - Tacoma Intl. Airport (SEA) to Shannon arrive at Shannon Airport (SNN). This is the main entry point to this destination.
Can I change or cancel my JetBlue Airways flight from Seattle - Tacoma Intl. Airport (SEA) to Shannon Airport (SNN)?
Changes are usually free within 24 hours of booking, but your airline may charge a fee after that. For further information about altering your flights, head to your "Trips," select your flight and click on "Manage Booking." If you want the flexibility to adjust your plans without additional costs, check the "No cancel fee" or "Changes included" filter when planning your trip.

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