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Cheap flights from St. Louis to Glasgow Intl Airport from £408

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 20/5. Fares are subject to change and may not be available on all flights or dates of travel.
STL — GLA
20 Apr — 27 Apr1
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 April 2025.

Round-trip from

£552

One-way from

£408

Popular in

June

Cheapest in

February

Average price

£587
British Airways
  • British Airways
  • 3/9-13/9
  • 4 total stops
  • 31h 52m total
  • St. Louis to Glasgow
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British Airways
  • British Airways
  • 20/5
  • 2 total stops
  • 16h 32m total
  • St. Louis to Glasgow
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£131 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£40 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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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 April 2025.

Wed 3/920:01STL - GLA
2 stops15h 49mBritish Airways
Sat 13/910:20GLA - STL
2 stops16h 03mBritish Airways
Deal found 15/4£552
Thu 28/819:05STL - GLA
2 stops15h 05mDelta
Wed 10/908:55GLA - STL
2 stops20h 44mDelta
Deal found 15/4£588
Wed 3/915:30STL - GLA
1 stop14h 55mLufthansa
Sat 13/906:10GLA - STL
2 stops19h 29mLufthansa
Deal found 15/4£591
Thu 28/813:30STL - GLA
2 stops27h 35mMultiple Airlines
Wed 10/906:10GLA - STL
1 stop13h 20mMultiple Airlines
Deal found 15/4£729

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 April 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

Wed 3/9

20:01-17:50

2 stops15h 49m

Glasgow Intl

Sat 13/9

10:20-20:23

2 stops16h 03m

£552

St. LouisGlasgow

STL - GLA

STLGLA

Lambert-St Louis

Thu 28/8

19:05-16:10

2 stops15h 05m

Glasgow Intl

Wed 10/9

08:55-23:39

2 stops20h 44m

£588

St. LouisGlasgow

STL - GLA

STLGLA

Lambert-St Louis

Wed 3/9

15:30-12:25

1 stop14h 55m

Glasgow Intl

Sat 13/9

06:10-19:39

2 stops19h 29m

£591

St. LouisGlasgow

STL - GLA

STLGLA

Lambert-St Louis

Thu 28/8

13:30-23:05

2 stops27h 35m

Glasgow Intl

Wed 10/9

06:10-13:30

1 stop13h 20m

£729

St. LouisGlasgow

STL - GLA

STLGLA

Lambert-St Louis

Tue 20/5

13:38-12:10

2 stops16h 32m

£408

St. LouisGlasgow

STL - GLA

STLGLA

Lambert-St Louis

Wed 21/5

15:30-12:25

1 stop14h 55m

£993

Flights are sorted by cheapest return flights first.

Deals found on 15/4

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 time of day to fly from STL to GLA?

Find hourly flight availability from St. Louis to Glasgow Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 April 2025.

One of the essential ways to save on airfare from St. Louis to Glasgow Intl Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at midday could potentially save you up to 22% on airfare.

Rainfall in Glasgow Intl by month

Plan your trip to Glasgow Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Glasgow Intl Airport ranges from 33.0 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. May is typically the driest time to visit Glasgow Intl Airport when rainfall is around 33.0 mm.

Temperature in Glasgow Intl by month

Plan your trip to Glasgow Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Glasgow Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Glasgow Intl

Get insights into the airlines that provide service to Glasgow Intl. 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 Glasgow Intl. Reviews last updated 15 April 2025.
Delta
8.0
Very Good
7,918 reviews
Check prices

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very Good
7,918 reviews
Delta
8.0
Very Good
7,918 reviews
Check prices

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Lufthansa
6.7
Okay
7,004 reviews
Delta
8.0
Very Good
7,918 reviews
Check prices

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
British Airways
6.6
Okay
6,760 reviews
Delta
8.0
Very Good
7,918 reviews
Check prices

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

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

    British Airways, at £552, was found to be the cheapest airline from St. Louis to Glasgow Intl Airport.Alternate airlines flying return to your destination include Delta and Lufthansa. Users have found that British Airways is 23% cheaper than the other options available to this destination.

  • 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 St. Louis?

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

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Alternative routes for St. Louis to Glasgow Intl

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