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Cheap flights from St. Louis to Basel from $609

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Basel departing on 8/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

American Airlines Logo
4:34 pm - 3:05 pmSTL-BSL
16h 31m2 stops
American Airlines Logo
6:35 am - 7:27 pmBSL-STL
19h 52m2 stops
$662American Airlines
Find Deal
Sun, Oct 26 - Sun, Nov 9
American Airlines Logo
2:15 pm - 3:05 pmSTL-BSL
18h 50m2 stops
American Airlines Logo
6:35 am - 7:30 pmBSL-STL
19h 55m2 stops
$663American Airlines
Find Deal
Sun, Oct 26 - Sun, Nov 9
Logo
1:30 pm - 1:40 pmSTL-BSL
17h 10m2 stops
Logo
6:20 am - 7:57 pmBSL-STL
20h 37m2 stops
$718
Find Deal
Sun, Sep 14 - Sun, Sep 21
American Airlines Logo
4:45 pm - 10:50 pmSTL-BSL
23h 05m2 stops
American Airlines Logo
6:20 am - 6:46 pmBSL-STL
18h 26m2 stops
$732American Airlines
Find Deal
Fri, Oct 17 - Wed, Oct 29
Lufthansa Logo
3:30 pm - 10:55 amSTL-BSL
12h 25m1 stop
Lufthansa Logo
6:45 am - 2:55 pmBSL-STL
14h 10m1 stop
$733Lufthansa
Find Deal
Fri, Oct 17 - Wed, Oct 29
Lufthansa Logo
12:25 pm - 1:45 pmSTL-BSL
18h 20m2 stops
Lufthansa Logo
6:45 am - 2:55 pmBSL-STL
14h 10m1 stop
$739Lufthansa
Find Deal
Fri, Oct 17 - Wed, Oct 29
American Airlines Logo
4:34 pm - 10:50 pmSTL-BSL
23h 16m2 stops
American Airlines Logo
6:20 am - 8:53 pmBSL-STL
20h 33m2 stops
$742American Airlines
Find Deal
Fri, Oct 17 - Wed, Oct 29
Logo
3:30 pm - 1:40 pmSTL-BSL
15h 10m1 stop
Logo
6:20 am - 7:57 pmBSL-STL
20h 37m2 stops
$855
Find Deal
Sun, Sep 14 - Sun, Sep 21
United Airlines Logo
8:20 am - 12:25 pmSTL-BSL
21h 05m2 stops
United Airlines Logo
11:30 am - 10:08 pmBSL-STL
17h 38m2 stops
$875United Airlines
Find Deal
Sat, Aug 30 - Sat, Sep 6
United Airlines Logo
3:30 pm - 10:55 amSTL-BSL
12h 25m1 stop
United Airlines Logo
11:30 am - 10:08 pmBSL-STL
17h 38m2 stops
$1,031United Airlines
Find Deal
Sun, Sep 14 - Sun, Sep 21

American Airlines flights from St. Louis to Basel EuroAirport Swiss

Our best American Airlines deals on St. Louis to Basel EuroAirport Swiss flight tickets
American Airlines
Oct 26
STL4:34 pmLambert-St Louis
16h 31m
2 stops
BSL3:05 pmBasel EuroAirport Swiss
Nov 9
BSL6:35 amBasel EuroAirport Swiss
19h 52m
2 stops
STL7:27 pmLambert-St Louis
$662
Find similar
American Airlines
Oct 26
STL2:15 pmLambert-St Louis
18h 50m
2 stops
BSL3:05 pmBasel EuroAirport Swiss
Nov 9
BSL6:35 amBasel EuroAirport Swiss
19h 55m
2 stops
STL7:30 pmLambert-St Louis
$663
Find similar
American Airlines
Oct 17
STL4:45 pmLambert-St Louis
23h 05m
2 stops
BSL10:50 pmBasel EuroAirport Swiss
Oct 29
BSL6:20 amBasel EuroAirport Swiss
18h 26m
2 stops
STL6:46 pmLambert-St Louis
$732
Find similar

United Airlines flights from St. Louis to Basel EuroAirport Swiss

Our best United Airlines deals on St. Louis to Basel EuroAirport Swiss flight tickets
United Airlines
Aug 30
STL8:20 amLambert-St Louis
21h 05m
2 stops
BSL12:25 pmBasel EuroAirport Swiss
Sep 6
BSL11:30 amBasel EuroAirport Swiss
17h 38m
2 stops
STL10:08 pmLambert-St Louis
$875
Find similar
United Airlines
Sep 14
STL3:30 pmLambert-St Louis
12h 25m
1 stop
BSL10:55 amBasel EuroAirport Swiss
Sep 21
BSL11:30 amBasel EuroAirport Swiss
17h 38m
2 stops
STL10:08 pmLambert-St Louis
$1,031
Find similar
United Airlines
Sep 14
STL5:30 pmLambert-St Louis
19h 05m
2 stops
BSL7:35 pmBasel EuroAirport Swiss
Sep 21
BSL11:30 amBasel EuroAirport Swiss
41h 38m
3 stops
STL10:08 pmLambert-St Louis
$1,037
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Basel EuroAirport Swiss 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 August 2, 2025.
Use the filters below to find and compare flights from St. Louis to Basel EuroAirport Swiss that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Sun 10/26

4:34 pm-3:05 pm

2 stops16h 31m

Basel EuroAirport Swiss

Sun 11/9

6:35 am-7:27 pm

2 stops19h 52m

$662

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Sun 10/26

2:15 pm-3:05 pm

2 stops18h 50m

Basel EuroAirport Swiss

Sun 11/9

6:35 am-7:30 pm

2 stops19h 55m

$663

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Sun 9/14

1:30 pm-1:40 pm

2 stops17h 10m

Basel EuroAirport Swiss

Sun 9/21

6:20 am-7:57 pm

2 stops20h 37m

$718

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Fri 10/17

4:45 pm-10:50 pm

2 stops23h 05m

Basel EuroAirport Swiss

Wed 10/29

6:20 am-6:46 pm

2 stops18h 26m

$732

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Fri 10/17

3:30 pm-10:55 am

1 stop12h 25m

Basel EuroAirport Swiss

Wed 10/29

6:45 am-2:55 pm

1 stop14h 10m

$733

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Fri 10/17

12:25 pm-1:45 pm

2 stops18h 20m

Basel EuroAirport Swiss

Wed 10/29

6:45 am-2:55 pm

1 stop14h 10m

$739

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Fri 10/17

4:34 pm-10:50 pm

2 stops23h 16m

Basel EuroAirport Swiss

Wed 10/29

6:20 am-8:53 pm

2 stops20h 33m

$742

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Sun 9/14

3:30 pm-1:40 pm

1 stop15h 10m

Basel EuroAirport Swiss

Sun 9/21

6:20 am-7:57 pm

2 stops20h 37m

$855

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Sat 8/30

8:20 am-12:25 pm

2 stops21h 05m

Basel EuroAirport Swiss

Sat 9/6

11:30 am-10:08 pm

2 stops17h 38m

$875

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Sun 9/14

3:30 pm-10:55 am

1 stop12h 25m

Basel EuroAirport Swiss

Sun 9/21

11:30 am-10:08 pm

2 stops17h 38m

$1,031

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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How to get the cheapest flight ticket from St. Louis to Basel EuroAirport Swiss

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 St. Louis to Basel EuroAirport Swiss flights?

You could potentially save up to 4% on your flight if you consider stops on a St. Louis to Basel EuroAirport Swiss flight.

When to book flights from St. Louis to Basel EuroAirport Swiss

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

Cheap St. Louis to Basel EuroAirport Swiss (STL to BSL) flight deals and tips

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

Best Price Found

$609

Fastest flight time

11h 05m

Direct flights

None
The best one-way flight to Basel EuroAirport Swiss from St. Louis in the past 72 hours is $609. The best round-trip flight deal from St. Louis to Basel EuroAirport Swiss found on momondo in the last 72 hours is $662.
The fastest flight from St. Louis to Basel EuroAirport Swiss takes 11h 05m
There are no direct flights from St. Louis to Basel EuroAirport Swiss. Popular non-direct route for this connection is Lambert-St Louis Airport - Basel EuroAirport Swiss.
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  • How far is Lambert-St Louis to Basel EuroAirport Swiss by plane?

    Lambert-St Louis and Basel EuroAirport Swiss are 4628.9 mi apart from one another. In terms of flight time, this usually takes a little over 11h 05m.

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

    Prices for flights from Lambert-St Louis Airport to Basel EuroAirport Swiss are refreshed on a daily basis.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Basel EuroAirport Swiss.

  • What documentation or ID do you need to fly to Basel EuroAirport Swiss?

    The travel and health documents required for your trip to Basel EuroAirport Swiss can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Basel EuroAirport Swiss. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to Basel. momondo saves you time and could save you money on your trip.

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

All flight searches from St. Louis to Basel on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Basel from St. Louis.

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

Price alerts on flights to Basel from St. Louis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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