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St. Louis

$512+ Cheap flights from Basel EuroAirport Swiss (BSL) to St. Louis (STL)

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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
BSL — STL
Apr 8 — Apr 151
Wed 4/8
Wed 4/15
1 adult, Economy
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Cheap flight deals from Basel to St. Louis

Cheapest flights from Basel to St. Louis
Explore the most affordable flight options available from Basel to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 9, 2026.

This American Airlines deal was found by Cheapflights users on 3/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/307:00 am
BSL
-
STL
2 stops23h 12m
American Airlines
Sun 11/16:00 am
STL
-
BSL
2 stops26h 05m
American Airlines
Deal found 3/4$690
This American Airlines deal was found by Cheapflights users on 3/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/211:10 am
BSL
-
STL
2 stops19h 48m
American Airlines
Sun 12/66:13 pm
STL
-
BSL
2 stops21h 07m
American Airlines
Deal found 3/6$691
This Flysmarter deal was found by Cheapflights users on 3/4. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1911:05 am
BSL
-
STL
2 stops18h 39m
British Airways
Mon 3/236:20 pm
STL
-
BSL
2 stops17h 55m
British Airways
Deal found 3/4$701
This United Airlines deal was found by Cheapflights users on 3/5. 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.
Thu 4/22:50 pm
BSL
-
STL
2 stops15h 21m
United Airlines
Thu 4/98:15 pm
STL
-
BSL
2 stops14h 50m
United Airlines
Deal found 3/5$848
This lastminute.com deal was found by Cheapflights users on 3/8. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/246:50 am
BSL
-
STL
2 stops17h 10m
Multiple Airlines
Sat 3/287:00 pm
STL
-
BSL
2 stops17h 50m
Multiple Airlines
Deal found 3/8$1,176
This Sembo deal was found by Cheapflights users on 3/7. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/236:45 am
BSL
-
STL
2 stops23h 06m
Lufthansa
Fri 3/277:00 pm
STL
-
BSL
2 stops41h 50m
Lufthansa
Deal found 3/7$1,244
This Lufthansa deal was found by Cheapflights users on 3/8. 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.
Tue 3/247:05 pm
BSL
-
STL
1 stop25h 50m
Lufthansa
Sat 3/287:00 pm
STL
-
BSL
2 stops17h 50m
Lufthansa
Deal found 3/8$1,270
This Cheapflightsfares deal was found by Cheapflights users on 3/7. 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.
Thu 6/116:10 am
BSL
-
STL
2 stops17h 23m
British Airways
Wed 6/241:45 pm
STL
-
BSL
2 stops14h 30m
British Airways
Deal found 3/7$5,935
This Trip.com deal was found by Cheapflights users on 3/4. 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.
Thu 3/197:05 pm
BSL
-
STL
1 stop25h 50m
Multiple Airlines
Mon 3/234:05 pm
STL
-
BSL
2 stops15h 10m
Multiple Airlines
Deal found 3/4$7,667
This Cheapflightsfares deal was found by Cheapflights users on 3/7. 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.
Thu 6/111:00 pm
BSL
-
STL
2 stops15h 16m
Multiple Airlines
Wed 6/243:30 pm
STL
-
BSL
1 stop11h 45m
Multiple Airlines
Deal found 3/7$14,587

Find flight deals from Basel to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Basel (BSL) 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 March 9, 2026.

Round-trip from

$701
(Flysmarter)

One-way from

$512
(Kiwi.com)
From Basel EuroAirport Swiss to Lambert-St Louis
Search Deals
One-way flight from Basel EuroAirport Swiss to Lambert-St Louis
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Basel 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 March 9, 2026.
Use the filters below to find and compare flights from Basel EuroAirport Swiss to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaselSt. Louis

BSL - STL

BSLSTL

Basel EuroAirport Swiss

Thu 3/19

11:05 am-11:44 pm

2 stops18h 39m

Lambert-St Louis

Mon 3/23

6:20 pm-6:15 pm

2 stops17h 55m

$701

BaselSt. Louis

BSL - STL

BSLSTL

Basel EuroAirport Swiss

Thu 4/2

2:50 pm-11:11 pm

2 stops15h 21m

Lambert-St Louis

Thu 4/9

8:15 pm-6:05 pm

2 stops14h 50m

$848

BaselSt. Louis

BSL - STL

BSLSTL

Basel EuroAirport Swiss

Mon 3/23

6:45 am-11:51 pm

2 stops23h 06m

Lambert-St Louis

Fri 3/27

7:00 pm-6:50 pm

2 stops41h 50m

$1,244

BaselSt. Louis

BSL - STL

BSLSTL

Basel EuroAirport Swiss

Tue 3/24

7:05 pm-2:55 pm

1 stop25h 50m

Lambert-St Louis

Sat 3/28

7:00 pm-6:50 pm

2 stops17h 50m

$1,270

BaselSt. Louis

BSL - STL

BSLSTL

Basel EuroAirport Swiss

Thu 6/11

6:10 am-4:33 pm

2 stops17h 23m

Lambert-St Louis

Wed 6/24

1:45 pm-11:15 am

2 stops14h 30m

$5,935

BaselSt. Louis

BSL - STL

BSLSTL

Basel EuroAirport Swiss

Thu 3/19

7:05 pm-2:55 pm

1 stop25h 50m

Lambert-St Louis

Mon 3/23

4:05 pm-1:15 pm

2 stops15h 10m

$7,667
Quickest round-trip

BaselSt. Louis

BSL - STL

BSLSTL

Basel EuroAirport Swiss

Thu 6/11

1:00 pm-9:16 pm

2 stops15h 16m

Lambert-St Louis

Wed 6/24

3:30 pm-10:15 am

1 stop11h 45m

$14,587
Cheapest one-way

BaselSt. Louis

BSL - STL

BSLSTL

Basel EuroAirport Swiss

Wed 4/1

2:00 pm-5:34 pm

3 stops34h 34m

$512
Quickest one-way

BaselSt. Louis

BSL - STL

BSLSTL

Basel EuroAirport Swiss

Wed 7/15

6:40 am-7:30 pm

1 stop19h 50m

$636

BaselSt. Louis

BSL - STL

BSLSTL

Basel EuroAirport Swiss

Wed 7/15

6:40 am-7:30 pm

1 stop19h 50m

$690

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/4

Showing 1-10 of 11 resultsSorted by cheapest first
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Best time to book a flight from Basel to St. Louis

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

    British Airways, United Airlines, and Lufthansa can get you from Basel EuroAirport Swiss to St. Louis in just under 15h 21m. Your travel time can differ by up to 7h 45m. The distance from Basel EuroAirport Swiss to St. Louis is about 4630 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Basel 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.

See more FAQs

Traveling to a place near St. Louis?

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

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