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Cheap flights from Glasgow Intl Airport to St. Louis from £344

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 31/10. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — STL
16 Sep — 23 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Glasgow Intl to St. Louis

Enter your travel dates to find the best prices.

Cheapest flights from Glasgow Intl to St. Louis
Explore the most affordable flight options available from Glasgow Intl to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 August 2026.

Fri 4/919:40 -
2 stops30h 46m
Mon 14/917:18 -
2 stops16h 52m
Deal found 17/8£751
Thu 12/1108:40 -
2 stops16h 42m
Mon 16/1113:58 -
2 stops18h 32m
Deal found 13/8£773
Fri 4/912:20 -
1 stop13h 10m
Mon 14/917:18 -
2 stops16h 52m
Deal found 17/8£819
Sat 26/910:25 -
2 stops19h 18m
Sat 3/1010:14 -
2 stops17h 06m
Deal found 12/8£866
Sat 26/908:35 -
1 stop11h 25m
Sat 3/1008:55 -
1 stop15h 55m
Deal found 12/8£935
Fri 4/914:00 -
1 stop15h 38m
Mon 14/916:50 -
1 stop11h 20m
Deal found 17/8£944
Fri 4/906:50 -
3 stops43h 32m
Mon 14/914:00 -
3 stops17h 25m
Deal found 17/8£982
Thu 1/1014:00 -
1 stop13h 09m
Thu 8/1010:27 -
2 stops17h 43m
Deal found 17/8£1,042

Find flight deals from Glasgow Intl to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Glasgow Intl (GLA) to St. Louis (STL). 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 17 August 2026.

Round-trip from

£751

One-way from

£344
Iberia
  • Iberia
  • 4/9-14/9
  • 4 total stops
  • 47h 38m total
  • Glasgow to St. Louis
Search Deals
31/10
  • 31/10
  • 3 total stops
  • 52h 09m total
  • Glasgow to St. Louis
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Glasgow Intl to St. Louis 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 17 August 2026.
Use the filters below to find and compare flights from Glasgow Intl Airport to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

GlasgowSt. Louis

GLA Glasgow Intl - STL Lambert-St Louis

GLASTL

Glasgow Intl

Thu 12/11

08:40-19:22

2 stops16h 42m

Lambert-St Louis

Mon 16/11

13:58-14:30

2 stops18h 32m

£773

GlasgowSt. Louis

GLA Glasgow Intl - STL Lambert-St Louis

GLASTL

Glasgow Intl

Sat 26/9

10:25-23:43

2 stops19h 18m

Lambert-St Louis

Sat 3/10

10:14-09:20

2 stops17h 06m

£866

GlasgowSt. Louis

GLA Glasgow Intl - STL Lambert-St Louis

GLASTL

Glasgow Intl

Sat 26/9

08:35-14:00

1 stop11h 25m

Lambert-St Louis

Sat 3/10

08:55-06:50

1 stop15h 55m

£935
Fastest return journey

GlasgowSt. Louis

GLA Glasgow Intl - STL Lambert-St Louis

GLASTL

Glasgow Intl

Fri 4/9

14:00-23:38

1 stop15h 38m

Lambert-St Louis

Mon 14/9

16:50-10:10

1 stop11h 20m

£944

GlasgowSt. Louis

GLA Glasgow Intl - STL Lambert-St Louis

GLASTL

Glasgow Intl

Fri 4/9

06:50-20:22

3 stops43h 32m

Lambert-St Louis

Mon 14/9

14:00-13:25

3 stops17h 25m

£982

GlasgowSt. Louis

GLA Glasgow Intl - STL Lambert-St Louis

GLASTL

Glasgow Intl

Thu 1/10

14:00-21:09

1 stop13h 09m

Lambert-St Louis

Thu 8/10

10:27-10:10

2 stops17h 43m

£1,042

GlasgowSt. Louis

GLA Glasgow Intl - STL Lambert-St Louis

GLASTL

Glasgow Intl

Sat 12/9

14:00-22:59

2 stops14h 59m

Lambert-St Louis

Sat 19/9

12:59-10:10

2 stops15h 11m

£1,251
Cheapest one-way

GlasgowSt. Louis

GLA Glasgow Intl - STL Lambert-St Louis

GLASTL

Glasgow Intl

Sat 31/10

20:40-20:39

2 stops52h 59m

£365

GlasgowSt. Louis

GLA Glasgow Intl - STL Lambert-St Louis

GLASTL

Glasgow Intl

Tue 27/10

20:50-09:40

3 stops41h 50m

£399

GlasgowSt. Louis

GLA Glasgow Intl - STL Lambert-St Louis

GLASTL

Glasgow Intl

Tue 27/10

13:55-19:18

2 stops34h 23m

£477

Flights are sorted by cheapest return flights first.

Deals found on 14/8

Showing 1-10 of 16 resultsSorted by cheapest first
1
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Best time to book a flight from Glasgow Intl to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Glasgow Intl 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 Glasgow Intl to St. Louis. 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 into for flights to St. Louis from Glasgow Intl?

    Most people fly into Lambert-St Louis (STL) if they book a flight to St. Louis from Glasgow Intl. On average, Lambert-St Louis has 0 inbound flights from Glasgow Intl per day from 0 airlines. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

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

    Iberia and British Airways can get you from Glasgow Intl Airport to St. Louis in just under 16h 42m. Your travel time can differ by up to 18h 10m. Airlines will cover a distance of 3914 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

See more FAQs

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Alternative routes for Glasgow Intl to St. Louis

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Fly with Cheapflights

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

Cheapflights makes it easy to find Glasgow Intl to St. Louis 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 Glasgow Intl to St. Louis?

Cheapflights helps you find that perfect flight to St. Louis from Glasgow Intl by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes, we can. To see specific flights from Glasgow Intl to St. Louis with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Not ready to book yet? You can track prices for flights from Glasgow Intl to St. Louis on Cheapflights with our Price Alert feature and get notified when better prices are available.

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