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Basel

$760+ 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 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
STL — EAP
Jun 14 — Jun 211
Sun 6/14
Sun 6/21
1 adult, Economy
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1. Tell us where you want to go

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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 May 15, 2026.

This United Airlines deal was found by Cheapflights users on 5/12. 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.
Mon 11/165:18 pm
STL
-
BSL
2 stops15h 47m
United Airlines
Fri 11/209:50 am
BSL
-
STL
2 stops20h 35m
United Airlines
Deal found 5/12$760
This Mytrip deal was found by Cheapflights users on 5/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/98:40 am
STL
-
BSL
3 stops30h 35m
Multiple Airlines
Mon 6/156:50 pm
BSL
-
STL
2 stops25h 35m
Multiple Airlines
Deal found 5/11$1,084
This Cheapflightsfares deal was found by Cheapflights users on 5/14. 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.
Sun 8/231:25 pm
STL
-
BSL
2 stops14h 55m
British Airways
Wed 9/26:40 am
BSL
-
STL
2 stops17h 01m
British Airways
Deal found 5/14$1,145
This Travelocity deal was found by Cheapflights users on 5/11. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/81:05 pm
STL
-
BSL
2 stops17h 55m
Multiple Airlines
Mon 6/158:10 pm
BSL
-
STL
2 stops31h 15m
Multiple Airlines
Deal found 5/11$1,209
This United Airlines deal was found by Cheapflights users on 5/11. 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.
Tue 6/91:05 pm
STL
-
BSL
2 stops41h 35m
United Airlines
Mon 6/152:30 pm
BSL
-
STL
2 stops33h 58m
United Airlines
Deal found 5/11$1,224
This Air France deal was found by Cheapflights users on 5/10. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/75:36 pm
STL
-
BSL
2 stops13h 09m
Air France
Sun 6/146:30 am
BSL
-
STL
2 stops17h 53m
Air France
Deal found 5/10$1,254
This Cheapflightsfares deal was found by Cheapflights users on 5/12. 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 8/111:25 pm
STL
-
BSL
2 stops14h 30m
British Airways
Wed 8/266:40 am
BSL
-
STL
2 stops17h 01m
British Airways
Deal found 5/12$1,301
This United Airlines deal was found by Cheapflights users on 5/11. 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.
Mon 6/810:25 am
STL
-
BSL
2 stops17h 00m
United Airlines
Mon 6/159:50 am
BSL
-
STL
2 stops17h 19m
United Airlines
Deal found 5/11$1,333

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 May 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,084
(Mytrip)

One-way from

$920
(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 May 15, 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 6/9

1:05 pm-10:15 pm

2 stops26h 10m

Basel EuroAirport Swiss

Mon 6/15

6:50 pm-1:25 pm

2 stops25h 35m

$1,084

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Tue 6/9

1:05 pm-1:40 pm

2 stops41h 35m

Basel EuroAirport Swiss

Mon 6/15

2:30 pm-5:28 pm

2 stops33h 58m

$1,224

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Tue 8/11

1:25 pm-10:55 am

2 stops14h 30m

Basel EuroAirport Swiss

Wed 8/26

6:40 am-4:41 pm

2 stops17h 01m

$1,301

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Sun 6/7

1:05 pm-12:25 pm

2 stops16h 20m

Basel EuroAirport Swiss

Sun 6/14

11:00 am-1:25 pm

1 stop33h 25m

$1,378

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Wed 7/1

1:42 pm-11:15 am

2 stops14h 33m

Basel EuroAirport Swiss

Thu 7/16

6:10 am-4:28 pm

2 stops17h 18m

$1,539

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Tue 6/9

3:30 pm-10:50 pm

1 stop24h 20m

Basel EuroAirport Swiss

Mon 6/15

2:30 pm-1:25 pm

1 stop29h 55m

$1,580
Quickest round-trip

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Mon 5/25

2:36 pm-11:00 am

2 stops13h 24m

Basel EuroAirport Swiss

Mon 6/1

12:10 pm-8:30 pm

2 stops15h 20m

$1,780

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Sun 6/7

1:42 pm-11:20 am

2 stops14h 38m

Basel EuroAirport Swiss

Thu 6/11

6:10 am-4:33 pm

2 stops17h 23m

$1,907

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Mon 6/29

1:42 pm-11:00 am

2 stops14h 18m

Basel EuroAirport Swiss

Thu 7/2

6:10 am-4:28 pm

2 stops17h 18m

$2,007
Cheapest one-way

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Mon 6/29

1:42 pm-11:00 am

2 stops14h 18m

$920

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/14

Showing 1-10 of 11 resultsSorted by cheapest first
1
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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 May.
ProviderPrice AccuracyTrust Score*
AranGrantPrice Accuracy3 starsTrust Score*3 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 41h 35m. St. Louis and Basel are separated by a distance of 4630 mi.

  • 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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