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Cheap flights from Basel to St. Louis from $789

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Basel to St. Louis departing on 4/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Basel to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
10:15 am - 11:58 pm
BSL
-
STL
20h 43m
2 stops
Delta Logo
11:42 am - 1:45 pm
STL
-
BSL
19h 03m
2 stops
$789Delta
Thu, Apr 9 - Mon, Apr 13
Lufthansa Logo
2:50 pm - 1:25 pm
BSL
-
STL
29h 35m
1 stop
Lufthansa Logo
1:10 pm - 12:25 pm
STL
-
BSL
16h 15m
2 stops
$899Lufthansa
Thu, Apr 9 - Mon, Apr 13
Multiple Airlines Logo
8:15 am - 3:25 pm
BSL
-
STL
38h 10m
2 stops
Multiple Airlines Logo
11:15 am - 10:25 am
STL
-
BSL
16h 10m
3 stops
$1,043Multiple Airlines
Thu, Apr 9 - Mon, Apr 13
Air Canada Logo
2:50 pm - 8:25 am
BSL
-
STL
24h 35m
3 stops
Air Canada Logo
11:15 am - 10:25 am
STL
-
BSL
16h 10m
3 stops
$1,049Air Canada
Thu, Apr 9 - Mon, Apr 13
Multiple Airlines Logo
9:10 am - 8:09 pm
BSL
-
STL
17h 59m
2 stops
Multiple Airlines Logo
7:05 am - 6:10 pm
STL
-
BSL
28h 05m
2 stops
$1,754Multiple Airlines
Sat, May 9 - Sat, May 16
Multiple Airlines Logo
8:45 am - 12:06 pm
BSL
-
STL
34h 21m
3 stops
Multiple Airlines Logo
7:05 am - 12:15 pm
STL
-
BSL
22h 10m
3 stops
$3,934Multiple Airlines
Sat, May 9 - Sat, May 16
Multiple Airlines Logo
8:45 am - 8:09 pm
BSL
-
STL
42h 24m
3 stops
Multiple Airlines Logo
7:05 am - 6:10 pm
STL
-
BSL
28h 05m
2 stops
$4,047Multiple Airlines
Sat, May 9 - Sat, May 16

momondo 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, momondo users made 832,500 searches. Data last updated March 29, 2026.
Use the filters below to find and compare flights from Basel to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BaselSt. Louis

BSL - STL

BSLSTL

Basel EuroAirport Swiss

Thu 4/9

10:15 am-11:58 pm

2 stops20h 43m

Lambert-St Louis

Mon 4/13

11:42 am-1:45 pm

2 stops19h 03m

$789

BaselSt. Louis

BSL - STL

BSLSTL

Basel EuroAirport Swiss

Thu 4/9

2:50 pm-1:25 pm

1 stop29h 35m

Lambert-St Louis

Mon 4/13

1:10 pm-12:25 pm

2 stops16h 15m

$899

BaselSt. Louis

BSL - STL

BSLSTL

Basel EuroAirport Swiss

Thu 4/9

8:15 am-3:25 pm

2 stops38h 10m

Lambert-St Louis

Mon 4/13

11:15 am-10:25 am

3 stops16h 10m

$1,043

BaselSt. Louis

BSL - STL

BSLSTL

Basel EuroAirport Swiss

Thu 4/9

2:50 pm-8:25 am

3 stops24h 35m

Lambert-St Louis

Mon 4/13

11:15 am-10:25 am

3 stops16h 10m

$1,049

BaselSt. Louis

BSL - STL

BSLSTL

Basel EuroAirport Swiss

Sat 5/9

9:10 am-8:09 pm

2 stops17h 59m

Lambert-St Louis

Sat 5/16

7:05 am-6:10 pm

2 stops28h 05m

$1,754

BaselSt. Louis

BSL - STL

BSLSTL

Basel EuroAirport Swiss

Sat 5/9

8:45 am-12:06 pm

3 stops34h 21m

Lambert-St Louis

Sat 5/16

7:05 am-12:15 pm

3 stops22h 10m

$3,934

BaselSt. Louis

BSL - STL

BSLSTL

Basel EuroAirport Swiss

Sat 5/9

8:45 am-8:09 pm

3 stops42h 24m

Lambert-St Louis

Sat 5/16

7:05 am-6:10 pm

2 stops28h 05m

$4,047
Cheapest one-way
Quickest one-way

BaselSt. Louis

BSL - STL

BSLSTL

Basel EuroAirport Swiss

Sat 4/4

1:00 pm-9:13 pm

2 stops15h 13m

$3,719

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to St. Louis from

How to get the cheapest flight ticket from Basel to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Basel to St. Louis flights?

You could potentially save up to 2% on your flight if you consider stops on a Basel to St. Louis flight.

When to book flights from Basel to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Basel to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Basel to St. Louis (EAP to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Basel to St. Louis

Fastest flight time

17h 59m

Direct flights

None
The fastest flight from Basel to St. Louis takes 17h 59m
There are no direct flights from Basel to St. Louis. There are no popular flight routes from Basel to St. Louis.
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  • How far is Basel to Lambert-St Louis by plane?

    Basel and Lambert-St Louis are 4632.5 mi apart from one another. Typically, this will take 17h 59m by plane in normal conditions.

  • When did momondo last update prices for flights from Basel to Lambert-St Louis Airport?

    Prices for flights from Basel to Lambert-St Louis Airport refresh daily.

  • How old do you have to be to fly from Basel to Lambert-St Louis Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Basel to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Florissant
Maryland Heights
O'Fallon
Collinsville
St. Peters
Wentzville
Alton
Fenton
Farmington
Clayton
Festus
Edwardsville
Eureka
Litchfield
Shrewsbury
Grafton

Why use momondo?

Why should I use momondo to find a flight deal from Basel to St. Louis?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Basel to St. Louis for you.

Can I find flights from Basel to St. Louis with flexible booking policies on momondo?

Flights from Basel to St. Louis with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Basel to St. Louis?

momondo helps you find the best flight between Basel and St. Louis by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Basel to St. Louis right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Basel to St. Louis flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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