€558 Cheap Flights Glasgow to Seattle (GLA-SEA)

View €558 flight on Thu, 16 Apr 2026Opens in a new window

Popular airlines from Glasgow International Airport (GLA) to Seattle-Tacoma International Airport (SEA)

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Cheap flights from Glasgow to Seattle (GLA-SEA)

Prices were available within the past 7 days and start at €558 for one-way flights and €673 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Mon, 10 Nov - Mon, 24 Nov
GLA
Glasgow
SEA
Seattle
€673 Return, found 6 days ago
€673
Return
found 6 days ago
Select Icelandair flight, departing Mon, 10 Nov from Glasgow to Seattle, returning Mon, 24 Nov, priced at €673 found 6 days ago
Aer Lingus
Mon, 10 Nov - Mon, 24 Nov
GLA
Glasgow
SEA
Seattle
€696 Return, found 6 days ago
€696
Return
found 6 days ago
Select Aer Lingus flight, departing Mon, 10 Nov from Glasgow to Seattle, returning Mon, 24 Nov, priced at €696 found 6 days ago
Aer Lingus
Mon, 10 Nov - Mon, 24 Nov
GLA
Glasgow
SEA
Seattle
€704 Return, found 6 days ago
€704
Return
found 6 days ago
Select Aer Lingus flight, departing Mon, 10 Nov from Glasgow to Seattle, returning Mon, 24 Nov, priced at €704 found 6 days ago
Lufthansa
Mon, 10 Nov - Mon, 24 Nov
GLA
Glasgow
SEA
Seattle
€707 Return, found 6 days ago
€707
Return
found 6 days ago
Select Lufthansa flight, departing Mon, 10 Nov from Glasgow to Seattle, returning Mon, 24 Nov, priced at €707 found 6 days ago
Aer Lingus
Mon, 10 Nov - Mon, 24 Nov
GLA
Glasgow
SEA
Seattle
€709 Return, found 6 days ago
€709
Return
found 6 days ago
Select Aer Lingus flight, departing Mon, 10 Nov from Glasgow to Seattle, returning Mon, 24 Nov, priced at €709 found 6 days ago
British Airways
Mon, 10 Nov - Mon, 24 Nov
GLA
Glasgow
SEA
Seattle
€710 Return, found 6 days ago
€710
Return
found 6 days ago
Select British Airways flight, departing Mon, 10 Nov from Glasgow to Seattle, returning Mon, 24 Nov, priced at €710 found 6 days ago
British Airways
Mon, 10 Nov - Mon, 24 Nov
GLA
Glasgow
SEA
Seattle
€718 Return, found 6 days ago
€718
Return
found 6 days ago
Select British Airways flight, departing Mon, 10 Nov from Glasgow to Seattle, returning Mon, 24 Nov, priced at €718 found 6 days ago
Lufthansa
Mon, 10 Nov - Mon, 24 Nov
GLA
Glasgow
SEA
Seattle
€718 Return, found 6 days ago
€718
Return
found 6 days ago
Select Lufthansa flight, departing Mon, 10 Nov from Glasgow to Seattle, returning Mon, 24 Nov, priced at €718 found 6 days ago
Icelandair
Thu, 16 Apr - Thu, 7 May
GLA
Glasgow
SEA
Seattle
€722 Return, found 20 hours ago
€722
Return
found 20 hours ago
Select Icelandair flight, departing Thu, 16 Apr from Glasgow to Seattle, returning Thu, 7 May, priced at €722 found 20 hours ago
American Airlines
Mon, 10 Nov - Mon, 24 Nov
GLA
Glasgow
SEA
Seattle
€731 Return, found 6 days ago
€731
Return
found 6 days ago
Select American Airlines flight, departing Mon, 10 Nov from Glasgow to Seattle, returning Mon, 24 Nov, priced at €731 found 6 days ago

Find the cheapest month to fly from Glasgow (GLA) to Seattle (SEA)

February is typically the cheapest month to fly

From €429 - €995 per traveller.
Glasgow to Seattle route information
Origin airport
Glasgow Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Aer Lingus, Air France, American Airlines, British Airways, Delta, Finnair, Iberia, Icelandair, KLM, Lufthansa, Virgin Atlantic
Return price
€672
Distance
7117 km

Perfect flights from Glasgow to Seattle

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Glasgow to Seattle. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Glasgow Intl. to Seattle - Tacoma Intl. ticket options cater to your travel preferences, with incredible one-way fares from €558 and roundtrip prices from €673. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Seattle - Tacoma Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Seattle.

Frequently asked questions

How much is a flight from Glasgow Airport to Sea-Tac Airport?
The lowest price advertised for a round-trip flight between Glasgow Airport and SEA is €673. But you better move fast. This price is based on fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from GLA to SEA?
When it comes to cancellation fees, each airline has its own set of terms and conditions. If you decide to cancel your holiday, head to our Customer Service Portal.
How do I find cheap flights from GLA to SEA 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 Glasgow Airport to SEA flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Glasgow Airport to Seattle - Tacoma Intl. Airport (SEA)?
Paisley to SeaTac is around 7,200 kilometres, so be prepared to spend a while in the air. Make sure you pack all the essentials, from your eye mask to your earphones. Take a couple of snacks to munch on throughout your flight too.
Which airlines fly direct from Glasgow Intl. Airport (GLA) to Seattle - Tacoma Intl. Airport (SEA)?
Direct flights aren't available, so you'll have to make at least one stop between Glasgow Intl. Airport (GLA) and Sea-Tac Airport. Take advantage of the layover time to stretch your legs and grab a bite to eat.
Are Glasgow Airport to Sea-Tac Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices change all the time, so not always. While last-minute flight deals between GLA and Seattle - Tacoma Intl. Airport (SEA) are possible, it's also a good idea to keep a close eye on prices well before you fly. In fact, some airlines release their prices up to 12 months prior to the departure date. Expedia is constantly updating the best airfare bargains around, so check back often and be ready to book when the price is low.

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