$173 Cheap Flights from Seattle (SEA) to Glasgow (GGW)

View $173 flight on Wed, Oct 22, 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Glasgow, MT (GGW-Glasgow Valley County)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Seattle to Glasgow (SEA-GGW)

Prices were available within the past 7 days and start at $173 for one-way flights and $296 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Wed, Oct 22 - Sat, Nov 1
SEA
Seattle
GGW
Glasgow
$296 Roundtrip, found 11 hours ago
$296
Roundtrip
found 11 hours ago
Select Hawaiian Airlines flight, departing Wed, Oct 22 from Seattle to Glasgow, returning Sat, Nov 1, priced at $296 found 11 hours ago
Hawaiian Airlines
Wed, Oct 22 - Wed, Nov 5
SEA
Seattle
GGW
Glasgow
$304 Roundtrip, found 11 hours ago
$304
Roundtrip
found 11 hours ago
Select Hawaiian Airlines flight, departing Wed, Oct 22 from Seattle to Glasgow, returning Wed, Nov 5, priced at $304 found 11 hours ago
Alaska Airlines
Wed, Oct 22 - Tue, Nov 4
SEA
Seattle
GGW
Glasgow
$305 Roundtrip, found 11 hours ago
$305
Roundtrip
found 11 hours ago
Select Alaska Airlines flight, departing Wed, Oct 22 from Seattle to Glasgow, returning Tue, Nov 4, priced at $305 found 11 hours ago
Hawaiian Airlines
Sat, Sep 13 - Sat, Sep 27
SEA
Seattle
GGW
Glasgow
$314 Roundtrip, found 6 days ago
$314
Roundtrip
found 6 days ago
Select Hawaiian Airlines flight, departing Sat, Sep 13 from Seattle to Glasgow, returning Sat, Sep 27, priced at $314 found 6 days ago
Alaska Airlines
Wed, Oct 22 - Tue, Nov 4
SEA
Seattle
GGW
Glasgow
$315 Roundtrip, found 11 hours ago
$315
Roundtrip
found 11 hours ago
Select Alaska Airlines flight, departing Wed, Oct 22 from Seattle to Glasgow, returning Tue, Nov 4, priced at $315 found 11 hours ago
Alaska Airlines
Sun, Aug 17 - Tue, Sep 9
SEA
Seattle
GGW
Glasgow
$315 Roundtrip, found 6 days ago
$315
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sun, Aug 17 from Seattle to Glasgow, returning Tue, Sep 9, priced at $315 found 6 days ago
Hawaiian Airlines
Thu, Aug 21 - Sat, Aug 23
SEA
Seattle
GGW
Glasgow
$324 Roundtrip, found 6 days ago
$324
Roundtrip
found 6 days ago
Select Hawaiian Airlines flight, departing Thu, Aug 21 from Seattle to Glasgow, returning Sat, Aug 23, priced at $324 found 6 days ago
Delta
Wed, Oct 22 - Tue, Nov 4
SEA
Seattle
GGW
Glasgow
$344 Roundtrip, found 11 hours ago
$344
Roundtrip
found 11 hours ago
Select Delta flight, departing Wed, Oct 22 from Seattle to Glasgow, returning Tue, Nov 4, priced at $344 found 11 hours ago
American Airlines
Wed, Oct 1 - Mon, Oct 13
SEA
Seattle
GGW
Glasgow
$348 Roundtrip, found 6 days ago
$348
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Oct 1 from Seattle to Glasgow, returning Mon, Oct 13, priced at $348 found 6 days ago
United
Wed, Aug 20 - Sat, Aug 30
SEA
Seattle
GGW
Glasgow
$359 Roundtrip, found 6 days ago
$359
Roundtrip
found 6 days ago
Select United flight, departing Wed, Aug 20 from Seattle to Glasgow, returning Sat, Aug 30, priced at $359 found 6 days ago

Alternative airports near Glasgow

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Glasgow Intl. GGW. Cheapest and Closest option available. Average driving time to city center is 3 minutes. Flights from $340
GGW
Glasgow Intl.
CheapestClosest
Average driving time to city center3 min
Flights from $340
Flights from Seattle (SEA) to Glasgow (GGW)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Glasgow Valley County
Roundtrip price
$295
Distance
727 mi

Seattle to Glasgow Flights

The cheapest times to fly from Seattle to Glasgow

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 to Glasgow are during the month of October. You can find some of the cheapest flights from Seattle to Glasgow with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Glasgow

Sunday is one of the best days to book for cheap flights from Seattle to Glasgow: 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 to Glasgow

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 to Glasgow in 2025. You can also book with separate airlines for your outbound and return journeys, from $173 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 to Glasgow 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 to Glasgow 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 Seattle - Tacoma Intl. Airport (SEA) to Glasgow Intl. Airport (GGW) cost?
Discover the latest flight deals from SEA to GGW 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 SEA to GGW?
The cheapest flights from SEA to GGW 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 SEA to GGW?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from SEA to GGW. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Glasgow Intl. Airport (GGW)?
Direct flights from Seattle - Tacoma Intl. Airport (SEA) to Glasgow Intl. Airport (GGW) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SEA to GGW?
Generally you'll find the widest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can change depending on the time of year, airline 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 Seattle - Tacoma Intl. Airport (SEA) to Glasgow Intl. Airport (GGW)?
To reach Glasgow Intl. Airport (GGW) without delays, opt for a flight that leaves Seattle - Tacoma Intl. Airport (SEA) before 3 PM. The likelihood 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 Seattle - Tacoma Intl. Airport (SEA) to Glasgow Intl. Airport (GGW) last-minute?
Holding off until right before your break to book a flight from SEA to GGW generally means paying more. While you may find some last-minute deals, they aren't always guaranteed. Keep your travel schedule open to boost your chances of snagging a bargain.
Is it cheaper to book a SEA to GGW flight and hotel package?
Securing a SEA to GGW flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Select from our extensive range of hotels and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Glasgow Intl. Airport (GGW)?
In most instances, you can reschedule or cancel your SEA to GGW flight. However, there may be additional charges, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you want more details, go to our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.