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Basel

$712+ Cheap flights from St. Louis (STL) to Basel (EAP)

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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
STL — EAP
Apr 22 — Apr 291
Wed 4/22
Wed 4/29
1 adult, Economy
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1. Tell us where you want to go

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2. Select your favorite providers

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3. Compare prices and book

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Cheap flight deals from St. Louis to Basel

Cheapest flights from St. Louis to Basel
Explore the most affordable flight options available from St. Louis to Basel. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 23, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 3/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/203:30 pm
STL
-
BSL
1 stop19h 40m
Lufthansa
Fri 12/46:45 am
BSL
-
STL
1 stop14h 10m
Lufthansa
Deal found 3/19$712
This United Airlines deal was found by Cheapflights users on 3/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/29:23 am
STL
-
BSL
2 stops23h 42m
United Airlines
Sun 12/69:50 am
BSL
-
STL
2 stops36h 40m
United Airlines
Deal found 3/20$757
This Booking.com deal was found by Cheapflights users on 3/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/11:30 pm
STL
-
BSL
2 stops22h 25m
British Airways
Mon 9/219:35 pm
BSL
-
STL
2 stops33h 03m
British Airways
Deal found 3/19$833
This Expedia deal was found by Cheapflights users on 3/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/13:30 pm
STL
-
BSL
1 stop11h 50m
Multiple Airlines
Mon 9/218:15 pm
BSL
-
STL
2 stops30h 45m
Multiple Airlines
Deal found 3/19$869
This Expedia deal was found by Cheapflights users on 3/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/13:30 pm
STL
-
BSL
1 stop11h 50m
Lufthansa
Mon 9/216:45 pm
BSL
-
STL
1 stop25h 40m
Lufthansa
Deal found 3/19$870
This United Airlines deal was found by Cheapflights users on 3/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/213:24 pm
STL
-
BSL
2 stops15h 06m
United Airlines
Wed 3/251:10 pm
BSL
-
STL
2 stops15h 49m
United Airlines
Deal found 3/19$1,294
This Cheapflightsfares deal was found by Cheapflights users on 3/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/111:37 pm
STL
-
BSL
2 stops14h 18m
Multiple Airlines
Wed 8/2611:50 am
BSL
-
STL
2 stops17h 10m
Multiple Airlines
Deal found 3/22$1,329
This Lufthansa deal was found by Cheapflights users on 3/19. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/2111:40 am
STL
-
BSL
2 stops16h 25m
Lufthansa
Wed 3/256:45 am
BSL
-
STL
1 stop14h 10m
Lufthansa
Deal found 3/19$1,390

Find flight deals from St. Louis to Basel

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Basel (EAP). 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 March 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$833
(Booking.com)

One-way from

$732
(Cheapflightsfares)
Provider with most accurate pricing for Lambert-St Louis-Basel (EAP) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Basel (EAP) flights.
Search Deals
From Lambert-St Louis to Basel (EAP)
Search Deals
One-way flight from Lambert-St Louis to Basel (EAP)
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Basel 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 March 23, 2026.
Use the filters below to find and compare flights from St. Louis to Basel that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Tue 9/1

1:30 pm-6:55 pm

2 stops22h 25m

Basel EuroAirport Swiss

Mon 9/21

9:35 pm-11:38 pm

2 stops33h 03m

$833

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Tue 9/1

3:30 pm-10:20 am

1 stop11h 50m

Basel EuroAirport Swiss

Mon 9/21

8:15 pm-8:00 pm

2 stops30h 45m

$869

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Tue 9/1

3:30 pm-10:20 am

1 stop11h 50m

Basel EuroAirport Swiss

Mon 9/21

6:45 pm-1:25 pm

1 stop25h 40m

$870

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Tue 8/11

1:37 pm-10:55 am

2 stops14h 18m

Basel EuroAirport Swiss

Wed 8/26

11:50 am-10:00 pm

2 stops17h 10m

$1,329

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Tue 6/9

1:45 pm-10:55 am

2 stops14h 10m

Basel EuroAirport Swiss

Tue 6/23

11:55 am-8:30 pm

2 stops15h 35m

$1,490

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Sun 6/14

1:45 pm-11:20 am

2 stops14h 35m

Basel EuroAirport Swiss

Tue 6/23

11:55 am-8:30 pm

2 stops15h 35m

$1,559

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Thu 8/20

12:23 pm-10:55 am

2 stops15h 32m

Basel EuroAirport Swiss

Sat 8/29

6:35 am-4:42 pm

2 stops17h 07m

$1,710

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Tue 7/14

12:23 pm-9:15 am

2 stops13h 52m

Basel EuroAirport Swiss

Fri 7/24

2:30 pm-10:59 pm

2 stops15h 29m

$3,509

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Mon 7/20

3:30 pm-12:25 pm

2 stops13h 55m

Basel EuroAirport Swiss

Sat 8/1

8:20 am-3:46 pm

2 stops14h 26m

$3,540
Quickest round-trip

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Mon 7/6

3:30 pm-10:25 am

1 stop11h 55m

Basel EuroAirport Swiss

Mon 7/20

8:20 am-3:46 pm

2 stops14h 26m

$3,670

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/19

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Compare providers for flights from St. Louis to Basel

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Basel in March.
ProviderPrice AccuracyTrust Score*
AranGrantPrice Accuracy2 starsTrust Score*2 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Basel flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Basel flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Basel flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Basel flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Basel flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Basel
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Basel. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Departing from St. Louis to Basel will take you 11h 50m. St. Louis and Basel are separated by a distance of 4630 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Basel 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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