Find flights
When to book
Airlines
FAQs

Cheap flights from Glasgow to St. Louis from £489

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 19/4. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — STL
27 Mar — 3 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Glasgow to St. Louis

Enter your travel dates to find the best prices.

Cheapest flights from Glasgow to St. Louis
Explore the most affordable flight options available from Glasgow to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 February 2026.

Wed 8/410:50
GLA
-
STL
2 stops17h 27m
Iberia
Wed 15/420:03
STL
-
GLA
2 stops13h 32m
Iberia
Deal found 22/2£766
Thu 9/411:25
GLA
-
STL
2 stops18h 21m
British Airways
Thu 16/412:25
STL
-
GLA
2 stops16h 10m
British Airways
Deal found 22/2£802
Thu 9/408:35
GLA
-
STL
3 stops34h 50m
Multiple Airlines
Thu 16/416:05
STL
-
GLA
3 stops22h 55m
Multiple Airlines
Deal found 22/2£960
Wed 8/417:30
GLA
-
STL
2 stops28h 18m
Lufthansa
Wed 15/415:30
STL
-
GLA
1 stop19h 00m
Lufthansa
Deal found 22/2£1,190
Fri 27/208:55
GLA
-
STL
2 stops20h 40m
British Airways
Tue 3/314:21
STL
-
GLA
2 stops13h 29m
British Airways
Deal found 22/2£1,194
Sun 19/407:35
GLA
-
STL
2 stops15h 06m
British Airways
Sun 19/421:40
STL
-
GLA
1 stop11h 00m
British Airways
Deal found 21/2£3,205
Sun 19/413:30
GLA
-
STL
1 stop12h 00m
Multiple Airlines
Sun 19/421:40
STL
-
GLA
1 stop11h 00m
Multiple Airlines
Deal found 21/2£3,282

Find flight deals from Glasgow to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Glasgow (GG1) 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 25 February 2026.

Round-trip from

£766

One-way from

£489

Popular in

December

Cheapest in

February

Average price

£513
Iberia
  • Iberia
  • 8/4-15/4
  • 4 total stops
  • 30h 59m total
  • Glasgow to St. Louis
Search Deals
British Airways
  • British Airways
  • 19/4
  • 2 total stops
  • 15h 06m total
  • Glasgow to St. Louis
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£23 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£19 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 Glasgow 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 25 February 2026.
Use the filters below to find and compare flights from Glasgow to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

Thu 9/4

11:25-23:46

2 stops18h 21m

Lambert-St Louis

Thu 16/4

12:25-10:35

2 stops16h 10m

£802

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

Thu 9/4

08:35-13:25

3 stops34h 50m

Lambert-St Louis

Thu 16/4

16:05-21:00

3 stops22h 55m

£960

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

Wed 8/4

17:30-15:48

2 stops28h 18m

Lambert-St Louis

Wed 15/4

15:30-16:30

1 stop19h 00m

£1,190

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

Sun 19/4

07:35-16:41

2 stops15h 06m

Lambert-St Louis

Sun 19/4

21:40-14:40

1 stop11h 00m

£3,205

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

Sun 19/4

07:35-16:41

2 stops15h 06m

£489

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

Tue 7/7

11:05-19:30

2 stops14h 25m

£637

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

Thu 2/4

08:35-21:11

2 stops18h 36m

£668

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

Wed 1/7

13:20-19:30

1 stop12h 10m

£742

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

Sat 4/7

10:25-18:52

2 stops14h 27m

£748

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

Thu 2/4

09:25-13:25

1 stop34h 00m

£756

Flights are sorted by cheapest return flights first.

Deals found on 21/2

Sorted by cheapest first

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

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

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

Currently, February is the cheapest month in which you can book a flight from Glasgow to St. Louis (average of £499). Flying from Glasgow to St. Louis in August is currently the most expensive (average of £822). 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.

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 25 February 2026.
Check out reviews from past customers who have flown with British Airways from Glasgow 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.
British Airways
6.7
Okay
7,764 reviews
Check prices

Crew

7.6

Entertainment

6.4

Boarding

6.9

Food

6.4

Comfort

6.8

Overall

6.7

Reviews

1 / 20
6.0
Good

Roxanne,Sept 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.
British Airways
6.7
Okay
7,764 reviews
British Airways
6.7
Okay
7,764 reviews
Check prices

Crew

7.6

Entertainment

6.4

Boarding

6.9

Food

6.4

Comfort

6.8

Overall

6.7

Reviews

1 / 20
6.0
Good

Roxanne,Sept 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.

Related info for your journey

Find useful and relevant information for your journey from Glasgow 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?

    If you book a flight to St. Louis from Glasgow, you will be flying to Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis. There are 0 flights from Glasgow to Lambert-St Louis per day from 4 different airlines.

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

    Departing from Glasgow to St. Louis will take you 18h 21m. Airlines will cover a distance of 3914 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Glasgow to St. Louis round-trip?

    Currently priced at £497, British Airways will fly you from Glasgow to St. Louis and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. British Airways is priced at 43% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

    Yes. Cheapflights offers flight deals from Glasgow 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.

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

    Currently, February is the cheapest month in which you can book a flight from Glasgow to St. Louis (average of £499). Flying from Glasgow to St. Louis in August is currently the most expensive (average of £822). 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

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 Glasgow to St. Louis

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

Top 4 airlines flying from Glasgow to St. Louis

Discover the top 4 airlines that operate flights from Glasgow 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 25 February 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£497Average£797FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£704Average£843FlexibilityNo cancel feeOn-time75%
Search KLM flights
United AirlinesCheapest£710Average£825FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest£724Average£833FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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 Glasgow to St. Louis?

When you search for this flight from Glasgow to St. Louis, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Glasgow to St. Louis for you. Better yet — we are completely free to use.

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

Yes, we can. To see specific flights from Glasgow 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 to St. Louis become cheaper?

Of course! You can now track prices for flights from Glasgow to St. Louis 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.