S$651 Cheap Flights from Seattle to Shannon

View S$651 flight on Sun, 6 Apr,2025Opens in a new window

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Cheap Flights from Seattle to Shannon (SEA-SNN)

Prices were available within the past 7 days and start at S$651 for one-way flights and S$870 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, 3 Apr - Thu, 10 Apr
SEA
Seattle
SNN
Shannon
S$870 Return, found 4 days ago
S$870
Return
found 4 days ago
Select United flight, departing Thu, 3 Apr from Seattle to Shannon, returning Thu, 10 Apr, priced at S$870 found 4 days ago
United
Thu, 3 Apr - Thu, 10 Apr
SEA
Seattle
SNN
Shannon
S$947 Return, found 4 days ago
S$947
Return
found 4 days ago
Select United flight, departing Thu, 3 Apr from Seattle to Shannon, returning Thu, 10 Apr, priced at S$947 found 4 days ago
United
Thu, 3 Apr - Thu, 10 Apr
SEA
Seattle
SNN
Shannon
S$966 Return, found 4 days ago
S$966
Return
found 4 days ago
Select United flight, departing Thu, 3 Apr from Seattle to Shannon, returning Thu, 10 Apr, priced at S$966 found 4 days ago
United
Sun, 6 Apr - Sun, 13 Apr
SEA
Seattle
SNN
Shannon
S$971 Return, found 1 day ago
S$971
Return
found 1 day ago
Select United flight, departing Sun, 6 Apr from Seattle to Shannon, returning Sun, 13 Apr, priced at S$971 found 1 day ago
United
Thu, 3 Apr - Thu, 10 Apr
SEA
Seattle
SNN
Shannon
S$1,028 Return, found 4 days ago
S$1,028
Return
found 4 days ago
Select United flight, departing Thu, 3 Apr from Seattle to Shannon, returning Thu, 10 Apr, priced at S$1,028 found 4 days ago
United
Thu, 3 Apr - Thu, 10 Apr
SEA
Seattle
SNN
Shannon
S$1,032 Return, found 4 days ago
S$1,032
Return
found 4 days ago
Select United flight, departing Thu, 3 Apr from Seattle to Shannon, returning Thu, 10 Apr, priced at S$1,032 found 4 days ago
American Airlines
Thu, 3 Apr - Thu, 10 Apr
SEA
Seattle
SNN
Shannon
S$1,112 Return, found 4 days ago
S$1,112
Return
found 4 days ago
Select American Airlines flight, departing Thu, 3 Apr from Seattle to Shannon, returning Thu, 10 Apr, priced at S$1,112 found 4 days ago
Air Canada
Thu, 3 Apr - Thu, 10 Apr
SEA
Seattle
SNN
Shannon
S$1,146 Return, found 4 days ago
S$1,146
Return
found 4 days ago
Select Air Canada flight, departing Thu, 3 Apr from Seattle to Shannon, returning Thu, 10 Apr, priced at S$1,146 found 4 days ago
British Airways
Sun, 6 Apr - Sun, 13 Apr
SEA
Seattle
SNN
Shannon
S$1,235 Return, found 1 day ago
S$1,235
Return
found 1 day ago
Select British Airways flight, departing Sun, 6 Apr from Seattle to Shannon, returning Sun, 13 Apr, priced at S$1,235 found 1 day ago
Delta
Sat, 30 Aug - Sun, 7 Sep
SEA
Seattle
SNN
Shannon
S$1,601 Return, found 2 hours ago
S$1,601
Return
found 2 hours ago
Select Delta flight, departing Sat, 30 Aug from Seattle to Shannon, returning Sun, 7 Sep, priced at S$1,601 found 2 hours ago
Seattle to Shannon route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Shannon
Return price
S$870
Distance
7181 km

Flights from Seattle to Shannon

When looking for plane tickets from Seattle to Shannon, the ease and convenience of using Expedia simply can’t be beat. With tons of departure points and flights options from the top airline carriers, Expedia gives you the widest array of cheap flights to Shannon. Look for SEA to SNN airfare with the assurance that you have the largest online travel agency working for you.

Expedia lets you search across the largest number of airlines and Shannon flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Seattle Shannon flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Seattle to Shannon trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your Shannon flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Seattle to Shannon with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from Sea-Tac Airport to SNN?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip flight from Seattle - Tacoma Intl. Airport (SEA) to SNN was S$870. Cheap tickets don’t last long, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SEA to SNN?
Every airline has different terms and conditions. If you decide to cancel your escape, head to our Customer Service Portal.
How do I find cheap flights from SEA to Shannon Airport (SNN) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for SEA to SNN flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from SEA to Shannon Airport?
SeaTac to Shannon is around 7,200 kilometres, so get ready to spend a while in the air. Make sure you pack all the essentials, from your hoodie to your headphones. Take a couple of snacks to nibble on throughout your flight too.
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to Shannon Airport (SNN)?
Right now, no airlines offer direct flights from Seattle - Tacoma Intl. Airport (SEA) to Shannon Airport. You’ll have to book a flight with at least one stop. To score the best price and connections, lock in your airfare ahead of time.
Are SEA to Shannon Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can occasionally find a bargain, with some super cheap airfares from Sea-Tac Airport to Shannon Airport arising a few weeks prior to the departure date. If you’d rather plan ahead, Expedia compares and updates all the best flight deals continually — as early as 12 months in advance in some cases. It does depend on the carrier though, as not every airline releases prices so far in advance.
*Available to Expedia members.