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Cheap Flights from Glasgow (GLA) to Seattle (BFI)

Popular airlines from Glasgow International Airport (GLA) to Seattle, WA (BFI-Boeing Field)

Frequently asked questions

How much does a flight from Glasgow Intl. Airport (GLA) to Boeing Field Airport (BFI) cost?
Snag a cheap one-way flight or cheap return flight from Glasgow Intl. Airport (GLA) to Boeing Field Airport (BFI) 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 Glasgow Intl. Airport (GLA) to Boeing Field Airport (BFI)?
The cheapest month to fly from GLA to BFI is , when there's less demand. Off-peak months are typically when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Glasgow Intl. Airport (GLA) to Boeing Field Airport (BFI)?
To find the cheapest airline flying from GLA to BFI, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Glasgow Intl. Airport (GLA) to Boeing Field Airport (BFI)?
You'll have to book a flight with a layover if you're traveling from Glasgow Intl. Airport (GLA) to Boeing Field Airport (BFI). There are no daily direct flights on this route. However, just filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from GLA to BFI?
Generally you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* But this can vary 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 Glasgow Intl. Airport (GLA) to Boeing Field Airport (BFI)?
To touch down at Boeing Field Airport (BFI) without delays, opt for a flight that leaves Glasgow Intl. Airport (GLA) 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 Glasgow Intl. Airport (GLA) to Boeing Field Airport (BFI) last-minute?
Holding off until right before your break to book a ticket from GLA to BFI often results in higher prices. While you might find some last-minute discounts, there's no guarantee. Be flexible with your itinerary to maximize your chances of scoring a bargain.
Is it cheaper to book a GLA to BFI flight and hotel package?
Compared with arranging hotels and flights separately, booking a GLA to BFI flight and hotel package with Expedia could result in significant savings. What's more, having everything in one convenient place will take the hassle out of travel planning. Just pick your flights and select from our extensive range of stays, then tailor your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Glasgow Intl. Airport (GLA) to Boeing Field Airport (BFI)?
Usually, it's possible to cancel or reschedule your GLA to BFI flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Glasgow Intl.
Destination airport
Boeing Field
Distance
4443 mi

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Glasgow to Seattle Flights

The cheapest times to fly from Glasgow to Seattle

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

 

The best time to book a flight from Glasgow to Seattle

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

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 Glasgow to Seattle in 2026. You can also book with separate airlines for your outbound and return journeys, from 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 Glasgow to Seattle 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 Glasgow to Seattle 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.

 

Glasgow to Seattle Flights

*Flight schedules are subject to change.

*Available to One Key members.