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Cheap flights from St. Louis to Glasgow Intl Airport from £235

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
STL — GLA
5 Mar — 12 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from St. Louis to Glasgow Intl

Enter your travel dates to find the best prices.

Cheapest flights from St. Louis to Glasgow Intl
Explore the most affordable flight options available from St. Louis to Glasgow Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 February 2026.

Mon 13/416:30
STL
-
GLA
2 stops17h 40m
British Airways
Mon 20/420:50
GLA
-
STL
1 stop28h 40m
British Airways
Deal found 1/2£458
Wed 8/413:29
STL
-
GLA
2 stops17h 01m
British Airways
Wed 15/407:30
GLA
-
STL
2 stops18h 03m
British Airways
Deal found 2/2£460
Tue 18/821:35
STL
-
GLA
1 stop11h 05m
British Airways
Tue 25/813:05
GLA
-
STL
1 stop12h 25m
British Airways
Deal found 3/2£488
Wed 12/821:35
STL
-
GLA
1 stop14h 15m
British Airways
Fri 2/1009:30
GLA
-
STL
1 stop16h 00m
British Airways
Deal found 2/2£490
Sun 12/408:54
STL
-
GLA
2 stops18h 56m
British Airways
Sat 18/419:45
GLA
-
STL
1 stop29h 45m
British Airways
Deal found 1/2£495
Tue 28/415:36
STL
-
GLA
2 stops19h 09m
British Airways
Sun 10/510:10
GLA
-
STL
2 stops18h 04m
British Airways
Deal found 3/2£495
Wed 12/821:35
STL
-
GLA
1 stop14h 15m
American Airlines
Fri 2/1005:50
GLA
-
STL
2 stops15h 37m
American Airlines
Deal found 2/2£496
Sun 13/921:40
STL
-
GLA
1 stop13h 10m
American Airlines
Thu 24/907:00
GLA
-
STL
2 stops18h 28m
American Airlines
Deal found 2/2£501

Find flight deals from St. Louis to Glasgow Intl

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Glasgow Intl (GLA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 3 February 2026.

Round-trip from

£458

One-way from

£235

Popular in

December

Cheapest in

November

Average price

£515
British Airways
  • British Airways
  • 13/4-20/4
  • 3 total stops
  • 46h 20m total
  • St. Louis to Glasgow
Search Deals
United Airlines
  • United Airlines
  • 8/7
  • 2 total stops
  • 14h 57m total
  • St. Louis to Glasgow
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£34 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£26 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from St. Louis to Glasgow Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 3 February 2026.
Use the filters below to find and compare flights from St. Louis to Glasgow Intl Airport that are best for you.

Fly from

St. Louis

Fly to

Glasgow Intl

Route

Depart

Return

Price

St. LouisGlasgow

STL - GLA

STLGLA

Lambert-St Louis

Mon 13/4

16:30-16:10

2 stops17h 40m

Glasgow Intl

Mon 20/4

20:50-19:30

1 stop28h 40m

£458

St. LouisGlasgow

STL - GLA

STLGLA

Lambert-St Louis

Sun 12/4

08:54-09:50

2 stops18h 56m

Glasgow Intl

Sat 18/4

19:45-19:30

1 stop29h 45m

£495

St. LouisGlasgow

STL - GLA

STLGLA

Lambert-St Louis

Thu 23/4

07:05-10:35

2 stops21h 30m

Glasgow Intl

Tue 28/4

19:30-19:30

1 stop30h 00m

£495

St. LouisGlasgow

STL - GLA

STLGLA

Lambert-St Louis

Tue 28/4

12:59-10:45

2 stops15h 46m

Glasgow Intl

Sun 10/5

07:35-22:14

2 stops20h 39m

£497

St. LouisGlasgow

STL - GLA

STLGLA

Lambert-St Louis

Tue 28/4

16:30-14:40

2 stops16h 10m

Glasgow Intl

Sun 10/5

07:35-19:33

2 stops17h 58m

£508

St. LouisGlasgow

STL - GLA

STLGLA

Lambert-St Louis

Sun 12/4

15:30-16:40

1 stop19h 10m

Glasgow Intl

Sat 18/4

17:30-13:25

1 stop25h 55m

£538

St. LouisGlasgow

STL - GLA

STLGLA

Lambert-St Louis

Wed 8/7

13:13-10:10

2 stops14h 57m

£235

St. LouisGlasgow

STL - GLA

STLGLA

Lambert-St Louis

Wed 8/7

15:30-16:30

1 stop19h 00m

£244

Flights are sorted by cheapest return flights first.

Deals found on 1/2

Best time to book a flight from St. Louis to Glasgow Intl

Have a flexible travel schedule? Discover the best time to fly to Glasgow Intl from St. Louis with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Glasgow Intl Airport

What is the cheapest month to book a flight from St. Louis to Glasgow Intl Airport?

Currently, September is the cheapest month in which you can book a flight from St. Louis to Glasgow Intl Airport (average of £427). Flying from St. Louis to Glasgow Intl Airport in July is currently the most expensive (average of £808). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Glasgow Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Glasgow Intl?

    Located just 12.7 mi from the city center, Lambert-St Louis is the airport most travelers will use when flying to Glasgow Intl from St. Louis. Booking flights from Lambert-St Louis (STL) to Glasgow Intl should be relatively easy as there are 0 daily outbound flights to Glasgow Intl from 0 different airlines.

  • How long is the flight from St. Louis to Glasgow Intl Airport?

    British Airways can get you from St. Louis to Glasgow Intl Airport in just under 17h 40m. Your travel time can differ by up to . The distance from St. Louis to Glasgow Intl Airport is about 3914 mi.

  • Can I find deals for flights from St. Louis to Glasgow Intl that include hotel bookings?

    Yes. In addition to deals on St. Louis to Glasgow Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Glasgow Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Glasgow Intl.

  • Can I find deals for business class flights from St. Louis to Glasgow Intl?

    Yes. Cheapflights offers flight deals from St. Louis to Glasgow Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to Glasgow Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from St. Louis to Glasgow Intl Airport (average of £427). Flying from St. Louis to Glasgow Intl Airport in July is currently the most expensive (average of £808). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Glasgow Intl Airport?

Book flights to Glasgow Intl Airport if you plan to visit one of these locations
Paisley
Dunoon
Kilmarnock
Dumbarton
Arrochar
Clydebank
East Kilbride
Largs
Inveraray
Renfrew
Rothesay
Ballachulish
Alexandria
Tarbert
Balloch

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for St. Louis to Glasgow Intl

See prices for flight routes from nearby airports that may be better suited for you.
Kansas City to Glasgow Intl flights

Fly with Cheapflights

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How does Cheapflights help users find flights from St. Louis to Glasgow Intl?

Cheapflights makes it easy to find St. Louis to Glasgow Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Glasgow Intl?

Cheapflights simply makes it quick and affordable to book flights from St. Louis to Glasgow Intl by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from St. Louis to Glasgow Intl with no change fees?

Yes! Cheapflights helps users easily find flights from St. Louis to Glasgow Intl with no change fees.

Can Cheapflights notify me if prices for flights from St. Louis to Glasgow Intl become cheaper?

Of course! You can now track prices for flights from St. Louis to Glasgow Intl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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