HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
St. Louis

$1,061+ Cheap flights from Glasgow Intl (GLA) to St. Louis (STL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — STL
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Glasgow Intl to St. Louis with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 August 18, 2025.

Round-trip from

$1,061
(KLM)

Popular in

August

Cheapest in

December

Average price

$1,908
From Glasgow Intl to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($218 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($75 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Glasgow Intl to St. Louis

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 August 18, 2025.

This KLM deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/16:00 amGLA - STL
2 stops16h 45mKLM
Wed 10/810:45 amSTL - GLA
2 stops15h 25mKLM
Deal found 8/17$1,061
This TravelUp deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/146:10 amGLA - STL
2 stops21h 22mLufthansa
Sun 9/215:30 pmSTL - GLA
2 stops23h 30mLufthansa
Deal found 8/17$1,081
This TravelUp deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/11:10 pmGLA - STL
2 stops16h 47mLufthansa
Wed 10/83:30 pmSTL - GLA
1 stop25h 35mLufthansa
Deal found 8/17$1,099
This KLM deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/96:00 amGLA - STL
2 stops16h 43mKLM
Mon 10/134:10 pmSTL - GLA
2 stops14h 50mKLM
Deal found 8/16$1,101
This Trip.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/18:35 amGLA - STL
1 stop12h 43mMultiple Airlines
Wed 10/83:30 pmSTL - GLA
1 stop14h 55mMultiple Airlines
Deal found 8/17$1,187
This ChecknFly deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/91:10 pmGLA - STL
1 stop30h 20mLufthansa
Mon 10/1312:25 pmSTL - GLA
2 stops28h 25mLufthansa
Deal found 8/18$1,410

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated August 18, 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

Wed 10/1

6:00 am-4:45 pm

2 stops16h 45m

Lambert-St Louis

Wed 10/8

10:45 am-8:10 am

2 stops15h 25m

$1,061

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

Sun 9/14

6:10 am-9:32 pm

2 stops21h 22m

Lambert-St Louis

Sun 9/21

5:30 pm-11:00 pm

2 stops23h 30m

$1,081

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

Wed 10/1

1:10 pm-11:57 pm

2 stops16h 47m

Lambert-St Louis

Wed 10/8

3:30 pm-11:05 pm

1 stop25h 35m

$1,099

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

Thu 10/9

6:00 am-4:43 pm

2 stops16h 43m

Lambert-St Louis

Mon 10/13

4:10 pm-1:00 pm

2 stops14h 50m

$1,101

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

Wed 10/1

8:35 am-3:18 pm

1 stop12h 43m

Lambert-St Louis

Wed 10/8

3:30 pm-12:25 pm

1 stop14h 55m

$1,187

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

Thu 10/9

1:10 pm-1:30 pm

1 stop30h 20m

Lambert-St Louis

Mon 10/13

12:25 pm-10:50 pm

2 stops28h 25m

$1,410

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

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 round-trip 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?

    Lambert-St Louis (STL) is the airport you will fly into if you book a flight from Glasgow Intl to St. Louis. You should not have trouble finding flights to Lambert-St Louis from Glasgow Intl; the airport handles an average of 0 inbound flights from Glasgow Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the St. Louis airport from Glasgow Intl. It is only a 12.7 mi journey from Lambert-St Louis (STL) to St. Louis’s city center.

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

    Airlines like KLM and Lufthansa fly from Glasgow Intl Airport to St. Louis in about 16h 45m. The time it takes to get you to your destination can typically vary by up to 4h 37m. Airlines will cover a distance of 3914 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 vacation 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.

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

    Currently, August is the cheapest month in which you can book a flight from Glasgow Intl Airport to St. Louis (average of $311). Flying from Glasgow Intl Airport to St. Louis in March is currently the most expensive (average of $356). 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

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
O'Fallon
Fairview Heights
Maryland Heights
Collinsville
Eureka
St. Peters
Glencoe
Alton
Chesterfield
Farmington
Festus

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 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

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.