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Cheap flights from St. Louis to Basel from $1,084

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Basel departing on 6/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:40 am - 10:15 pm
STL
-
BSL
30h 35m
3 stops
Multiple Airlines Logo
6:50 pm - 1:25 pm
BSL
-
STL
25h 35m
2 stops
$1,084Multiple Airlines
Tue, Jun 9 - Mon, Jun 15
Multiple Airlines Logo
1:05 pm - 2:00 pm
STL
-
BSL
17h 55m
2 stops
Multiple Airlines Logo
8:10 pm - 8:25 pm
BSL
-
STL
31h 15m
2 stops
$1,209Multiple Airlines
Mon, Jun 8 - Mon, Jun 15
United Airlines Logo
1:05 pm - 1:40 pm
STL
-
BSL
41h 35m
2 stops
United Airlines Logo
2:30 pm - 5:28 pm
BSL
-
STL
33h 58m
2 stops
$1,224United Airlines
Tue, Jun 9 - Mon, Jun 15
Multiple Airlines Logo
1:05 pm - 12:30 pm
STL
-
BSL
16h 25m
2 stops
Multiple Airlines Logo
2:30 pm - 1:25 pm
BSL
-
STL
29h 55m
1 stop
$1,236Multiple Airlines
Tue, Jun 9 - Mon, Jun 15
Multiple Airlines Logo
2:15 pm - 10:30 pm
STL
-
BSL
25h 15m
3 stops
Multiple Airlines Logo
7:00 pm - 8:25 pm
BSL
-
STL
32h 25m
3 stops
$1,237Multiple Airlines
Tue, Jun 9 - Mon, Jun 15
Multiple Airlines Logo
1:05 pm - 2:00 pm
STL
-
BSL
17h 55m
2 stops
Multiple Airlines Logo
10:50 am - 1:25 pm
BSL
-
STL
33h 35m
1 stop
$1,252Multiple Airlines
Mon, Jun 8 - Mon, Jun 15
Air France Logo
5:36 pm - 1:45 pm
STL
-
BSL
13h 09m
2 stops
Air France Logo
6:30 am - 5:23 pm
BSL
-
STL
17h 53m
2 stops
$1,254Air France
Sun, Jun 7 - Sun, Jun 14
American Airlines Logo
8:14 pm - 11:05 pm
STL
-
BSL
19h 51m
2 stops
American Airlines Logo
6:40 am - 7:00 pm
BSL
-
STL
19h 20m
2 stops
$1,259American Airlines
Mon, Jun 22 - Mon, Jun 29
United Airlines Logo
1:05 pm - 1:40 pm
STL
-
BSL
41h 35m
2 stops
United Airlines Logo
10:50 am - 1:25 pm
BSL
-
STL
33h 35m
1 stop
$1,276United Airlines
Tue, Jun 9 - Mon, Jun 15
United Airlines Logo
10:25 am - 10:25 am
STL
-
BSL
17h 00m
2 stops
United Airlines Logo
9:50 am - 8:09 pm
BSL
-
STL
17h 19m
2 stops
$1,333United Airlines
Mon, Jun 8 - Mon, Jun 15

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
Jun 9
STL1:05 pmLambert-St Louis
41h 35m
2 stops
BSL1:40 pmBasel EuroAirport Swiss
Jun 15
BSL2:30 pmBasel EuroAirport Swiss
33h 58m
2 stops
STL5:28 pmLambert-St Louis
$1,224
United Airlines
Jun 9
STL1:05 pmLambert-St Louis
41h 35m
2 stops
BSL1:40 pmBasel EuroAirport Swiss
Jun 15
BSL10:50 amBasel EuroAirport Swiss
33h 35m
1 stop
STL1:25 pmLambert-St Louis
$1,276
United Airlines
Jun 8
STL10:25 amLambert-St Louis
17h 00m
2 stops
BSL10:25 amBasel EuroAirport Swiss
Jun 15
BSL9:50 amBasel EuroAirport Swiss
17h 19m
2 stops
STL8:09 pmLambert-St Louis
$1,333

British Airways flights from St. Louis to Basel EuroAirport Swiss

Our best British Airways deals on St. Louis to Basel EuroAirport Swiss flight tickets
British Airways
Jul 1
STL1:42 pmLambert-St Louis
14h 33m
2 stops
BSL11:15 amBasel EuroAirport Swiss
Jul 16
BSL6:10 amBasel EuroAirport Swiss
17h 18m
2 stops
STL4:28 pmLambert-St Louis
$1,539
British Airways
Jul 3
STL2:31 pmLambert-St Louis
13h 29m
2 stops
BSL11:00 amBasel EuroAirport Swiss
Jul 8
BSL6:40 amBasel EuroAirport Swiss
16h 48m
2 stops
STL4:28 pmLambert-St Louis
$1,687
British Airways
May 25
STL2:36 pmLambert-St Louis
13h 24m
2 stops
BSL11:00 amBasel EuroAirport Swiss
Jun 1
BSL12:10 pmBasel EuroAirport Swiss
15h 20m
2 stops
STL8:30 pmLambert-St Louis
$1,780

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 May 12, 2026.
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

Cheapest round-trip

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Tue 6/9

8:40 am-10:15 pm

3 stops30h 35m

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

Mon 6/8

1:05 pm-2:00 pm

2 stops17h 55m

Basel EuroAirport Swiss

Mon 6/15

8:10 pm-8:25 pm

2 stops31h 15m

$1,209

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 6/9

1:05 pm-12:30 pm

2 stops16h 25m

Basel EuroAirport Swiss

Mon 6/15

2:30 pm-1:25 pm

1 stop29h 55m

$1,236

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Tue 6/9

2:15 pm-10:30 pm

3 stops25h 15m

Basel EuroAirport Swiss

Mon 6/15

7:00 pm-8:25 pm

3 stops32h 25m

$1,237

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Mon 6/8

1:05 pm-2:00 pm

2 stops17h 55m

Basel EuroAirport Swiss

Mon 6/15

10:50 am-1:25 pm

1 stop33h 35m

$1,252
Quickest round-trip

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Sun 6/7

5:36 pm-1:45 pm

2 stops13h 09m

Basel EuroAirport Swiss

Sun 6/14

6:30 am-5:23 pm

2 stops17h 53m

$1,254

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Mon 6/22

8:14 pm-11:05 pm

2 stops19h 51m

Basel EuroAirport Swiss

Mon 6/29

6:40 am-7:00 pm

2 stops19h 20m

$1,259

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

10:50 am-1:25 pm

1 stop33h 35m

$1,276

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Mon 6/8

10:25 am-10:25 am

2 stops17h 00m

Basel EuroAirport Swiss

Mon 6/15

9:50 am-8:09 pm

2 stops17h 19m

$1,333

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Basel from

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 31% 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

Fastest flight time

13h 24m

Direct flights

None
The fastest flight from St. Louis to Basel EuroAirport Swiss takes 13h 24m
There are no direct flights from St. Louis to Basel EuroAirport Swiss. There are no popular flight routes from St. Louis to Basel EuroAirport Swiss.
Search flight deals

Frequently asked questions about flying from St. Louis to Basel EuroAirport Swiss

  • 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 13h 24m.

  • 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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