Find flights
When to book
FAQs

Cheap flights from St. Louis to Glasgow Intl Airport from £513

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
STL — GLA
20 Aug — 27 Aug1
1 adult

Cheap 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 15 August 2025.

Round-trip from

£536

Popular in

June

Cheapest in

February

Average price

£601
British Airways
  • British Airways
  • 15/11-19/11
  • 4 total stops
  • 52h 44m total
  • St. Louis to Glasgow
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£108 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£36 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from St. Louis to Glasgow Intl

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 15 August 2025.

Sat 15/1119:58STL - GLA
2 stops35h 17mBritish Airways
Wed 19/1111:40GLA - STL
2 stops17h 27mBritish Airways
Deal found 13/8£536
Fri 26/915:59STL - GLA
2 stops22h 21mBritish Airways
Thu 9/1020:30GLA - STL
2 stops25h 15mBritish Airways
Deal found 13/8£541
Wed 3/913:03STL - GLA
2 stops20h 32mBritish Airways
Sat 13/905:50GLA - STL
2 stops20h 58mBritish Airways
Deal found 13/8£546
Fri 12/915:59STL - GLA
2 stops25h 21mBritish Airways
Fri 19/907:00GLA - STL
2 stops17h 41mBritish Airways
Deal found 13/8£568
Sat 27/912:25STL - GLA
2 stops17h 55mLufthansa
Wed 1/1006:10GLA - STL
2 stops23h 47mLufthansa
Deal found 12/8£574
Sat 27/917:28STL - GLA
2 stops36h 57mLufthansa
Sat 4/1006:10GLA - STL
2 stops15h 34mLufthansa
Deal found 13/8£578
Wed 3/915:30STL - GLA
1 stop14h 55mLufthansa
Sat 13/906:10GLA - STL
2 stops23h 34mLufthansa
Deal found 13/8£585
Sat 6/909:56STL - GLA
2 stops21h 24mBritish Airways
Sat 20/905:50GLA - STL
2 stops23h 17mBritish Airways
Deal found 13/8£614
Fri 26/915:30STL - GLA
1 stop14h 50mLufthansa
Thu 9/1006:10GLA - STL
2 stops23h 34mLufthansa
Deal found 14/8£616

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 15 August 2025.
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 1/9

19:41-18:30

2 stops16h 49m

Glasgow Intl

Fri 12/9

08:55-21:53

2 stops18h 58m

£513

St. LouisGlasgow

STL - GLA

STLGLA

Lambert-St Louis

Tue 2/9

17:30-16:45

2 stops17h 15m

Glasgow Intl

Thu 11/9

08:35-19:10

2 stops16h 35m

£524

St. LouisGlasgow

STL - GLA

STLGLA

Lambert-St Louis

Mon 1/9

19:41-18:30

2 stops16h 49m

Glasgow Intl

Thu 11/9

08:35-19:10

2 stops16h 35m

£524

St. LouisGlasgow

STL - GLA

STLGLA

Lambert-St Louis

Tue 2/9

17:30-16:45

2 stops17h 15m

Glasgow Intl

Fri 12/9

07:00-18:41

2 stops17h 41m

£524

St. LouisGlasgow

STL - GLA

STLGLA

Lambert-St Louis

Sat 15/11

19:58-13:15

2 stops35h 17m

Glasgow Intl

Wed 19/11

11:40-23:07

2 stops17h 27m

£536

St. LouisGlasgow

STL - GLA

STLGLA

Lambert-St Louis

Fri 26/9

15:59-20:20

2 stops22h 21m

Glasgow Intl

Thu 9/10

20:30-15:45

2 stops25h 15m

£541

St. LouisGlasgow

STL - GLA

STLGLA

Lambert-St Louis

Mon 1/9

17:30-22:50

2 stops23h 20m

Glasgow Intl

Wed 10/9

06:10-15:44

2 stops15h 34m

£543

St. LouisGlasgow

STL - GLA

STLGLA

Lambert-St Louis

Mon 1/9

17:30-22:50

2 stops23h 20m

Glasgow Intl

Tue 9/9

06:10-15:44

2 stops15h 34m

£543

St. LouisGlasgow

STL - GLA

STLGLA

Lambert-St Louis

Wed 3/9

13:03-15:35

2 stops20h 32m

Glasgow Intl

Sat 13/9

05:50-20:48

2 stops20h 58m

£546

St. LouisGlasgow

STL - GLA

STLGLA

Lambert-St Louis

Sun 31/8

13:23-10:30

2 stops15h 07m

Glasgow Intl

Thu 11/9

08:35-20:25

2 stops17h 50m

£560

Flights are sorted by cheapest return flights first.

Deals found on 15/8

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.

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.

  • 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, April is the cheapest month in which you can book a flight from St. Louis to Glasgow Intl Airport (average of £97). Flying from St. Louis to Glasgow Intl Airport in July is currently the most expensive (average of £119). 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
Largs
Renfrew
East Kilbride
Kilmarnock
Dumbarton
Clydebank
Arrochar
Inveraray
Rothesay
Ballachulish
Alexandria
Tarbert
Balloch

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.