$791 Cheap Flights from Seattle Paine Field Intl. Airport (PAE) to Shannon (SNN)

View $791 flight on Fri, Aug 22, 2025Opens in a new window

Popular airlines from Seattle Paine Field Intl. Airport (PAE) to Shannon Airport (SNN)

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Cheap Flights from Seattle Paine Field Intl. Airport to Shannon (PAE-SNN)

Prices were available within the past 7 days and start at $791 for one-way flights and $1,176 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Thu, Sep 4 - Sat, Sep 27
PAE
Seattle
SNN
Shannon
$1,176 Roundtrip, found 15 hours ago
$1,176
Roundtrip
found 15 hours ago
Select Alaska Airlines flight, departing Thu, Sep 4 from Seattle to Shannon, returning Sat, Sep 27, priced at $1,176 found 15 hours ago
Alaska Airlines
Sun, Sep 21 - Tue, Sep 30
PAE
Seattle
SNN
Shannon
$1,259 Roundtrip, found 6 days ago
$1,259
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sun, Sep 21 from Seattle to Shannon, returning Tue, Sep 30, priced at $1,259 found 6 days ago
Alaska Airlines
Sun, Aug 31 - Sat, Sep 13
PAE
Seattle
SNN
Shannon
$1,319 Roundtrip, found 5 days ago
$1,319
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sun, Aug 31 from Seattle to Shannon, returning Sat, Sep 13, priced at $1,319 found 5 days ago
Alaska Airlines
Thu, Sep 25 - Tue, Sep 30
PAE
Seattle
SNN
Shannon
$1,369 Roundtrip, found 5 days ago
$1,369
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Thu, Sep 25 from Seattle to Shannon, returning Tue, Sep 30, priced at $1,369 found 5 days ago
Alaska Airlines
Thu, Sep 18 - Mon, Sep 29
PAE
Seattle
SNN
Shannon
$1,379 Roundtrip, found 5 days ago
$1,379
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Thu, Sep 18 from Seattle to Shannon, returning Mon, Sep 29, priced at $1,379 found 5 days ago
Alaska Airlines
Thu, Sep 18 - Mon, Sep 29
PAE
Seattle
SNN
Shannon
$1,428 Roundtrip, found 1 day ago
$1,428
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Thu, Sep 18 from Seattle to Shannon, returning Mon, Sep 29, priced at $1,428 found 1 day ago
Alaska Airlines
Sun, Aug 31 - Wed, Sep 10
PAE
Seattle
SNN
Shannon
$1,455 Roundtrip, found 2 days ago
$1,455
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sun, Aug 31 from Seattle to Shannon, returning Wed, Sep 10, priced at $1,455 found 2 days ago
Alaska Airlines
Sun, Aug 31 - Wed, Sep 10
PAE
Seattle
SNN
Shannon
$1,511 Roundtrip, found 2 days ago
$1,511
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sun, Aug 31 from Seattle to Shannon, returning Wed, Sep 10, priced at $1,511 found 2 days ago
Alaska Airlines
Sun, May 17 - Sat, May 23
PAE
Seattle
SNN
Shannon
$1,534 Roundtrip, found 1 day ago
$1,534
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sun, May 17 from Seattle to Shannon, returning Sat, May 23, priced at $1,534 found 1 day ago
Alaska Airlines
Tue, Sep 16 - Sat, Sep 20
PAE
Seattle
SNN
Shannon
$1,535 Roundtrip, found 3 days ago
$1,535
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Tue, Sep 16 from Seattle to Shannon, returning Sat, Sep 20, priced at $1,535 found 3 days ago
Alaska Airlines
Sun, Aug 31 - Sat, Sep 13
PAE
Seattle
SNN
Shannon
$1,544 Roundtrip, found 5 days ago
$1,544
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sun, Aug 31 from Seattle to Shannon, returning Sat, Sep 13, priced at $1,544 found 5 days ago
Flights from Seattle Paine Field Intl. Airport (PAE) to Shannon (SNN)
Origin airport
Seattle Paine Field Intl. Airport
Destination airport
Shannon
Roundtrip price
$1,175
Distance
4462 mi

Seattle Paine Field Intl. Airport to Shannon Flights

The cheapest times to fly from Seattle Paine Field Intl. Airport to Shannon

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle Paine Field Intl. Airport to Shannon are during the month of September. You can find some of the cheapest flights from Seattle Paine Field Intl. Airport to Shannon with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle Paine Field Intl. Airport to Shannon

Sunday is one of the best days to book for cheap flights from Seattle Paine Field Intl. Airport to Shannon: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seattle Paine Field Intl. Airport to Shannon

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle Paine Field Intl. Airport to Shannon in 2025. You can also book with separate airlines for your outbound and return journeys, from $791 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle Paine Field Intl. Airport to Shannon flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle Paine Field Intl. Airport to Shannon airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Snohomish County - Paine Field Airport (PAE) to Shannon Airport (SNN) cost?
Discover the latest flight deals from PAE to SNN by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from PAE to SNN?
The cheapest flights from PAE to SNN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from PAE to SNN?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from PAE to SNN. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Snohomish County - Paine Field Airport (PAE) to Shannon Airport (SNN)?
There are no daily direct flights from Snohomish County - Paine Field Airport (PAE) to Shannon Airport (SNN). But you can book flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be on your way in no time at all.
What day of the week has the most flights from PAE to SNN?
Generally you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can change based on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Snohomish County - Paine Field Airport (PAE) to Shannon Airport (SNN)?
To reach Shannon Airport (SNN) on schedule, opt for a flight that leaves Snohomish County - Paine Field Airport (PAE) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Snohomish County - Paine Field Airport (PAE) to Shannon Airport (SNN) last-minute?
Booking your ticket from PAE to SNN just before your journey is typically more expensive. But if there's some wiggle room with your departure dates and times, you could score a cheap last-minute fare.
Is it cheaper to book a PAE to SNN flight and hotel package?
Opting for a PAE to SNN flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Choose from our impressive range of hotels and then add activities, car rentals and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Snohomish County - Paine Field Airport (PAE) to Shannon Airport (SNN)?
Typically, you're able to reschedule or cancel your PAE to SNN flight. However, additional fees may apply, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you'd like more details, visit our Customer Service portal.

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*Available to One Key members.