$232 Cheap Flights from Glasgow (GLA) to San Sebastian (EAS)

View $232 flight on Mon, Nov 17, 2025Opens in a new window

Popular airlines from Glasgow International Airport (GLA) to San Sebastian (EAS)

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Cheap Flights from Glasgow to San Sebastian (GLA-EAS)

Prices were available within the past 7 days and start at $232 for one-way flights and $599 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Tue, Nov 18 - Fri, Nov 21
GLA
Glasgow
EAS
San Sebastián
$599 Roundtrip, found 22 hours ago
$599
Roundtrip
found 22 hours ago
Select British Airways flight, departing Tue, Nov 18 from Glasgow to San Sebastián, returning Fri, Nov 21, priced at $599 found 22 hours ago
British Airways
Tue, Nov 18 - Fri, Nov 21
GLA
Glasgow
EAS
San Sebastián
$654 Roundtrip, found 22 hours ago
$654
Roundtrip
found 22 hours ago
Select British Airways flight, departing Tue, Nov 18 from Glasgow to San Sebastián, returning Fri, Nov 21, priced at $654 found 22 hours ago
British Airways
Tue, Nov 18 - Fri, Nov 21
GLA
Glasgow
EAS
San Sebastián
$673 Roundtrip, found 22 hours ago
$673
Roundtrip
found 22 hours ago
Select British Airways flight, departing Tue, Nov 18 from Glasgow to San Sebastián, returning Fri, Nov 21, priced at $673 found 22 hours ago
British Airways
Tue, Nov 18 - Fri, Nov 21
GLA
Glasgow
EAS
San Sebastián
$675 Roundtrip, found 22 hours ago
$675
Roundtrip
found 22 hours ago
Select British Airways flight, departing Tue, Nov 18 from Glasgow to San Sebastián, returning Fri, Nov 21, priced at $675 found 22 hours ago
British Airways
Tue, Nov 18 - Fri, Nov 21
GLA
Glasgow
EAS
San Sebastián
$675 Roundtrip, found 22 hours ago
$675
Roundtrip
found 22 hours ago
Select British Airways flight, departing Tue, Nov 18 from Glasgow to San Sebastián, returning Fri, Nov 21, priced at $675 found 22 hours ago
British Airways
Tue, Nov 18 - Fri, Nov 21
GLA
Glasgow
EAS
San Sebastián
$699 Roundtrip, found 22 hours ago
$699
Roundtrip
found 22 hours ago
Select British Airways flight, departing Tue, Nov 18 from Glasgow to San Sebastián, returning Fri, Nov 21, priced at $699 found 22 hours ago
British Airways
Tue, Nov 18 - Fri, Nov 21
GLA
Glasgow
EAS
San Sebastián
$720 Roundtrip, found 22 hours ago
$720
Roundtrip
found 22 hours ago
Select British Airways flight, departing Tue, Nov 18 from Glasgow to San Sebastián, returning Fri, Nov 21, priced at $720 found 22 hours ago
British Airways
Tue, Nov 18 - Fri, Nov 21
GLA
Glasgow
EAS
San Sebastián
$725 Roundtrip, found 22 hours ago
$725
Roundtrip
found 22 hours ago
Select British Airways flight, departing Tue, Nov 18 from Glasgow to San Sebastián, returning Fri, Nov 21, priced at $725 found 22 hours ago
British Airways
Tue, Nov 18 - Fri, Nov 21
GLA
Glasgow
EAS
San Sebastián
$770 Roundtrip, found 22 hours ago
$770
Roundtrip
found 22 hours ago
Select British Airways flight, departing Tue, Nov 18 from Glasgow to San Sebastián, returning Fri, Nov 21, priced at $770 found 22 hours ago
British Airways
Tue, Nov 18 - Fri, Nov 21
GLA
Glasgow
EAS
San Sebastián
$935 Roundtrip, found 22 hours ago
$935
Roundtrip
found 22 hours ago
Select British Airways flight, departing Tue, Nov 18 from Glasgow to San Sebastián, returning Fri, Nov 21, priced at $935 found 22 hours ago

Frequently asked questions

How much does a flight from Glasgow Intl. Airport (GLA) to San Sebastian Airport (EAS) cost?
Secure a cheap one-way flight from $232 or cheap return flight from $599 from Glasgow Intl. Airport (GLA) to San Sebastian Airport (EAS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Glasgow Intl. Airport (GLA) to San Sebastian Airport (EAS)?
Planning your trip for November is a good way to save, as it's the cheapest month for flights between GLA and EAS. You'll typically find the lowest fares during the off-season.
What is the cheapest airline that flies from Glasgow Intl. Airport (GLA) to San Sebastian Airport (EAS)?
To find the cheapest airline flying from GLA to EAS, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Glasgow Intl. Airport (GLA) to San Sebastian Airport (EAS)?
You'll have to hop on a flight with a layover if you're traveling from Glasgow Intl. Airport (GLA) to San Sebastian Airport (EAS). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from GLA to EAS?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*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 San Sebastian Airport (EAS)?
To avoid potential delays on the Glasgow Intl. Airport (GLA) to San Sebastian Airport (EAS) route, aim to travel before 3 PM. Departures after this hour have a 22% higher chance of being canceled.**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 San Sebastian Airport (EAS) last-minute?
Holding off until just before your trip to book a flight from GLA to EAS often results in higher prices. While you may find some last-minute offers, they're not always guaranteed. Keep your travel schedule open for a better chance of landing a bargain.
Is it cheaper to book a GLA to EAS flight and hotel package?
Compared with arranging flights and hotels separately, booking a GLA to EAS flight and hotel package with Expedia could lead to significant savings. What's more, managing everything in one place will take the stress out of travel planning. Simply pick your flights and select from our wide range of stays, then customize your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Glasgow Intl. Airport (GLA) to San Sebastian Airport (EAS)?
If you reserved your GLA to EAS flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of fare you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more details.

Travel information

Travel information

Origin airport
Glasgow Intl.
Destination airport
San Sebastian
Roundtrip price
$599
Distance
872 mi

Book with confidence

Book with confidence

Glasgow to San Sebastian Flights

The cheapest times to fly from Glasgow to San Sebastian

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

 

The best time to book a flight from Glasgow to San Sebastian

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

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 San Sebastian in 2025. You can also book with separate airlines for your outbound and return journeys, from $232 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 San Sebastian 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 San Sebastian 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 San Sebastian Flights

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*Available to One Key members.