$589 Cheap Flights from Seattle Paine Field Intl. Airport (PAE) to Shannon (SNN)

View $589 flight on Mon, Nov 10, 2025Opens in a new window

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

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

Prices were available within the past 7 days and start at $589 for one-way flights and $834 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Mon, Nov 10 - Sat, Dec 6
PAE
Seattle
SNN
Shannon
$834 Roundtrip, found 10 hours ago
$834
Roundtrip
found 10 hours ago
Select Alaska Airlines flight, departing Mon, Nov 10 from Seattle to Shannon, returning Sat, Dec 6, priced at $834 found 10 hours ago
Alaska Airlines
Mon, Nov 10 - Sat, Dec 6
PAE
Seattle
SNN
Shannon
$841 Roundtrip, found 10 hours ago
$841
Roundtrip
found 10 hours ago
Select Alaska Airlines flight, departing Mon, Nov 10 from Seattle to Shannon, returning Sat, Dec 6, priced at $841 found 10 hours ago
Alaska Airlines
Mon, Nov 10 - Sat, Dec 6
PAE
Seattle
SNN
Shannon
$844 Roundtrip, found 10 hours ago
$844
Roundtrip
found 10 hours ago
Select Alaska Airlines flight, departing Mon, Nov 10 from Seattle to Shannon, returning Sat, Dec 6, priced at $844 found 10 hours ago
Alaska Airlines
Mon, Nov 10 - Sat, Dec 6
PAE
Seattle
SNN
Shannon
$851 Roundtrip, found 10 hours ago
$851
Roundtrip
found 10 hours ago
Select Alaska Airlines flight, departing Mon, Nov 10 from Seattle to Shannon, returning Sat, Dec 6, priced at $851 found 10 hours ago
Alaska Airlines
Mon, Nov 10 - Sat, Dec 6
PAE
Seattle
SNN
Shannon
$861 Roundtrip, found 10 hours ago
$861
Roundtrip
found 10 hours ago
Select Alaska Airlines flight, departing Mon, Nov 10 from Seattle to Shannon, returning Sat, Dec 6, priced at $861 found 10 hours ago
Alaska Airlines
Mon, Nov 10 - Sat, Dec 6
PAE
Seattle
SNN
Shannon
$866 Roundtrip, found 10 hours ago
$866
Roundtrip
found 10 hours ago
Select Alaska Airlines flight, departing Mon, Nov 10 from Seattle to Shannon, returning Sat, Dec 6, priced at $866 found 10 hours ago
Alaska Airlines
Mon, Nov 10 - Sat, Dec 6
PAE
Seattle
SNN
Shannon
$873 Roundtrip, found 10 hours ago
$873
Roundtrip
found 10 hours ago
Select Alaska Airlines flight, departing Mon, Nov 10 from Seattle to Shannon, returning Sat, Dec 6, priced at $873 found 10 hours ago
Alaska Airlines
Mon, Nov 10 - Sat, Dec 6
PAE
Seattle
SNN
Shannon
$883 Roundtrip, found 10 hours ago
$883
Roundtrip
found 10 hours ago
Select Alaska Airlines flight, departing Mon, Nov 10 from Seattle to Shannon, returning Sat, Dec 6, priced at $883 found 10 hours ago
Alaska Airlines
Mon, Nov 10 - Sat, Dec 6
PAE
Seattle
SNN
Shannon
$897 Roundtrip, found 10 hours ago
$897
Roundtrip
found 10 hours ago
Select Alaska Airlines flight, departing Mon, Nov 10 from Seattle to Shannon, returning Sat, Dec 6, priced at $897 found 10 hours ago
Alaska Airlines
Mon, Nov 10 - Sat, Dec 6
PAE
Seattle
SNN
Shannon
$904 Roundtrip, found 10 hours ago
$904
Roundtrip
found 10 hours ago
Select Alaska Airlines flight, departing Mon, Nov 10 from Seattle to Shannon, returning Sat, Dec 6, priced at $904 found 10 hours ago
Flights from Seattle Paine Field Intl. Airport (PAE) to Shannon (SNN)
Origin airport
Seattle Paine Field Intl. Airport
Destination airport
Shannon
Roundtrip price
$833
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 November. 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 $589 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?
Get a cheap one-way flight from $589 or cheap return flight from $834 from Snohomish County - Paine Field Airport (PAE) to Shannon Airport (SNN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Snohomish County - Paine Field Airport (PAE) to Shannon Airport (SNN)?
November is the least expensive month to fly from PAE to SNN. Timing your trip outside of the busy season is often the key to better flight prices.
What is the cheapest airline that flies from Snohomish County - Paine Field Airport (PAE) to Shannon Airport (SNN)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest PAE to SNN flight.
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.

Explore a world of travel with Expedia

*Available to One Key members.