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Cheap flights from Glasgow Intl Airport to St. Louis from £480

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 7/2. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — STL
4 Jan — 11 Jan1
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 5 December 2025.

Fri 19/1220:25GLA - STL
2 stops56h 31mIberia
Fri 9/111:05STL - GLA
2 stops22h 05mIberia
Deal found 4/12£1,214
Fri 19/1223:00GLA - STL
2 stops22h 29mMultiple Airlines
Fri 9/116:05STL - GLA
3 stops33h 45mMultiple Airlines
Deal found 4/12£1,650

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 5 December 2025.

Round-trip from

£639

One-way from

£480
British Airways
  • British Airways
  • 29/1-2/2
  • 4 total stops
  • 40h 25m total
  • Glasgow to St. Louis
Search Deals
British Airways
  • British Airways
  • 7/2
  • 2 total stops
  • 15h 54m 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 5 December 2025.
Use the filters below to find and compare flights from Glasgow Intl Airport to St. Louis that are best for you.

Fly from

Glasgow Intl

Fly to

St. Louis

Route

Depart

Return

Price

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

Thu 29/1

05:55-22:44

2 stops22h 49m

Lambert-St Louis

Mon 2/2

14:54-14:30

2 stops17h 36m

£639

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

Thu 5/3

06:35-23:28

2 stops22h 53m

Lambert-St Louis

Mon 9/3

18:33-14:30

2 stops14h 57m

£642

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

Fri 19/12

20:25-22:56

2 stops56h 31m

Lambert-St Louis

Fri 9/1

11:05-15:10

2 stops22h 05m

£1,214

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

Fri 19/12

23:00-15:29

2 stops22h 29m

Lambert-St Louis

Fri 9/1

16:05-07:50

3 stops33h 45m

£1,650

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

Sat 7/2

08:40-18:34

2 stops15h 54m

£480

Flights are sorted by cheapest return flights first.

Deals found on 4/12

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.

Cheapflights Insights

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

What is the cheapest time of day to fly from GLA to STL?

Find hourly flight availability from Glasgow Intl to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 5 December 2025.

It’s optimal to fly from Glasgow Intl Airport to St. Louis in the afternoon. By choosing this option you can save up to 23% on the cost of your flight, compared to a flight in the evening.

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated 5 December 2025.
Check out reviews from past customers who have flown with KLM and British Airways from Glasgow Intl Airport to St. Louis to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,430 reviews
Check prices

Comfort

7.6

Overall

7.7

Boarding

7.8

Crew

8.4

Food

7.2

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,430 reviews
KLM
7.7
Good
1,430 reviews
Check prices

Comfort

7.6

Overall

7.7

Boarding

7.8

Crew

8.4

Food

7.2

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
British Airways
6.7
Okay
7,562 reviews
KLM
7.7
Good
1,430 reviews
Check prices

Comfort

7.6

Overall

7.7

Boarding

7.8

Crew

8.4

Food

7.2

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

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 2 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?

    British Airways and Iberia can get you from Glasgow Intl Airport to St. Louis in just under 22h 49m. Your travel time can differ by up to 33h 42m. Airlines will cover a distance of 3914 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Glasgow Intl Airport to St. Louis round-trip?

    British Airways, at £700, was found to be the cheapest airline from Glasgow Intl Airport to St. Louis. An alternate airline flying to your destination would be KLM.

  • 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

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

Top 2 airlines flying from Glasgow Intl to St. Louis

Discover the top 2 airlines that operate flights from Glasgow Intl to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 5 December 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£700Average£891FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£745Average£921FlexibilityNo cancel feeOn-time75%
Search KLM flights

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?

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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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