American Airlines Cheap Flights from Seattle to Shannon: AA SEA→SNN

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 35% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in
Seattle to Shannon route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Shannon
Distance
7181 km

Frequently asked questions

How much is an American Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Shannon Airport (SNN)?
Make use of the "Price (lowest to highest)" filter on Expedia to find cheap American Airlines return flights from SEA to SNN. Affordable one-way tickets are available as well.**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 American Airlines?
American Airlines flights to Shannon tend to be cheaper in the low-season months of January and February. Whether you need a one-way or round-trip ticket, you could score a better deal then.
Does American Airlines fly nonstop from Seattle - Tacoma Intl. Airport (SEA) to Shannon Airport (SNN)?
Simply enter your dates, click search and select "Nonstop" on Expedia to find any direct flights from SEA to SNN with American Airlines or other airlines.
What airports does American Airlines fly into in Shannon?
American Airlines flights from Seattle - Tacoma Intl. Airport (SEA) to Shannon touch down at Shannon Airport (SNN). This is the main entry point to this destination.
Can I change or cancel my American Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Shannon Airport (SNN)?
You can usually modify or cancel your flight, although additional charges may apply if your booking was made more than 24 hours ago. Want to keep your options open? Make use of our "No cancel fee" or "Changes included" filter to find flights that won't charge extra if you have to alter your plans. To make changes, visit "Trips," select your flight and click on "Manage Booking" for more details.
*Available to Expedia members.