$412 Cheap Flights from St. Louis (STL) to Glasgow (GLA)

View $412 flight on Sun, Nov 23, 2025Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Glasgow International Airport (GLA)

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Cheap Flights from St. Louis to Glasgow (STL-GLA)

Prices were available within the past 7 days and start at $412 for one-way flights and $653 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, Nov 23 - Tue, Nov 25
STL
St. Louis
GLA
Glasgow
$653 Roundtrip, found 3 days ago
$653
Roundtrip
found 3 days ago
Select Delta flight, departing Sun, Nov 23 from St. Louis to Glasgow, returning Tue, Nov 25, priced at $653 found 3 days ago
Virgin Atlantic
Tue, Nov 18 - Thu, Nov 20
STL
St. Louis
GLA
Glasgow
$654 Roundtrip, found 1 day ago
$654
Roundtrip
found 1 day ago
Select Virgin Atlantic flight, departing Tue, Nov 18 from St. Louis to Glasgow, returning Thu, Nov 20, priced at $654 found 1 day ago
British Airways
Tue, Oct 21 - Fri, Oct 31
STL
St. Louis
GLA
Glasgow
$659 Roundtrip, found 6 days ago
$659
Roundtrip
found 6 days ago
Select British Airways flight, departing Tue, Oct 21 from St. Louis to Glasgow, returning Fri, Oct 31, priced at $659 found 6 days ago
British Airways
Wed, Jan 14 - Wed, Jan 21
STL
St. Louis
GLA
Glasgow
$660 Roundtrip, found 2 days ago
$660
Roundtrip
found 2 days ago
Select British Airways flight, departing Wed, Jan 14 from St. Louis to Glasgow, returning Wed, Jan 21, priced at $660 found 2 days ago
British Airways
Wed, Jan 14 - Wed, Jan 21
STL
St. Louis
GLA
Glasgow
$661 Roundtrip, found 2 days ago
$661
Roundtrip
found 2 days ago
Select British Airways flight, departing Wed, Jan 14 from St. Louis to Glasgow, returning Wed, Jan 21, priced at $661 found 2 days ago
Virgin Atlantic
Wed, Jan 14 - Wed, Jan 21
STL
St. Louis
GLA
Glasgow
$678 Roundtrip, found 2 days ago
$678
Roundtrip
found 2 days ago
Select Virgin Atlantic flight, departing Wed, Jan 14 from St. Louis to Glasgow, returning Wed, Jan 21, priced at $678 found 2 days ago
Delta
Tue, Nov 18 - Thu, Nov 20
STL
St. Louis
GLA
Glasgow
$680 Roundtrip, found 1 day ago
$680
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Nov 18 from St. Louis to Glasgow, returning Thu, Nov 20, priced at $680 found 1 day ago
Lufthansa
Sun, Oct 26 - Tue, Nov 11
STL
St. Louis
GLA
Glasgow
$683 Roundtrip, found 4 days ago
$683
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Sun, Oct 26 from St. Louis to Glasgow, returning Tue, Nov 11, priced at $683 found 4 days ago
Delta
Tue, Dec 30 - Tue, Jan 13
STL
St. Louis
GLA
Glasgow
$684 Roundtrip, found 3 days ago
$684
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Dec 30 from St. Louis to Glasgow, returning Tue, Jan 13, priced at $684 found 3 days ago
United
Sun, Nov 16 - Tue, Dec 2
STL
St. Louis
GLA
Glasgow
$695 Roundtrip, found 6 days ago
$695
Roundtrip
found 6 days ago
Select United flight, departing Sun, Nov 16 from St. Louis to Glasgow, returning Tue, Dec 2, priced at $695 found 6 days ago

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Glasgow Intl. Airport (GLA) cost?
Get a cheap one-way flight from $412 or cheap return flight from $653 from Lambert-St. Louis Intl. Airport (STL) to Glasgow Intl. Airport (GLA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Glasgow Intl. Airport (GLA)?
November is the cheapest month to fly from STL to GLA. Planning your trip for the off-season is often the key to finding better deals on flights.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Glasgow Intl. Airport (GLA)?
To find the cheapest airline that'll fly you from STL to GLA, use Expedia's filter tool. Customize your search based on your travel style, 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 Lambert-St. Louis Intl. Airport (STL) to Glasgow Intl. Airport (GLA)?
Direct flights from Lambert-St. Louis Intl. Airport (STL) to Glasgow Intl. Airport (GLA) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from STL to GLA?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary depending on various factors, such as the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Glasgow Intl. Airport (GLA)?
To land at Glasgow Intl. Airport (GLA) on time, book a flight that leaves from Lambert-St. Louis Intl. Airport (STL) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 Lambert-St. Louis Intl. Airport (STL) to Glasgow Intl. Airport (GLA) last-minute?
Last-minute fares from STL to GLA are usually more expensive. For the best rates, start looking for flights early. That being said, if you're flexible with your travel dates, you may land a cheap fare just before your departure.
Is it cheaper to book a STL to GLA flight and hotel package?
Compared with arranging flights and hotels separately, booking a STL to GLA flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one place takes the hassle out of planning your trip. Just pick your flights and select from our extensive range of stays, then tailor your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Glasgow Intl. Airport (GLA)?
Typically, you can cancel or modify your STL to GLA flight. However, additional fees may apply, 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 need further information, visit our Customer Service portal.

Travel information

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Glasgow Intl.
Airlines serving
Aer Lingus, American Airlines, British Airways, Delta, Finnair, Iberia, KLM, Lufthansa, Virgin Atlantic
Roundtrip price
$652
Distance
3917 mi

Book with confidence

Book with confidence

St. Louis to Glasgow Flights

The cheapest times to fly from St. Louis 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 St. Louis to Glasgow are during the month of November. You can find some of the cheapest flights from St. Louis to Glasgow with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Glasgow

Sunday is one of the best days to book for cheap flights from St. Louis 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 St. Louis 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 St. Louis to Glasgow in 2025. You can also book with separate airlines for your outbound and return journeys, from $412 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 St. Louis 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 St. Louis 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.

 

St. Louis to Glasgow Flights

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*Available to One Key members.