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$695+ Cheap flights from St. Louis (STL) to Basel EuroAirport Swiss (BSL)

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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BSL
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
1 adult, Economy
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Cheap 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 (BSL). 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 February 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$798
(oojo)

One-way from

$695
(Kiwi.com)
Provider with most accurate pricing for Lambert-St Louis-Basel EuroAirport Swiss flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Basel EuroAirport Swiss flights.
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From Lambert-St Louis to Basel EuroAirport Swiss
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One-way flight from Lambert-St Louis to Basel EuroAirport Swiss
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Find 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 February 22, 2025.

This oojo deal was found by Cheapflights users on 2/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/710:17 amSTL - BSL
2 stops18h 28mBritish Airways
Mon 4/147:20 pmBSL - STL
2 stops31h 09mBritish Airways
Deal found 2/20$798
This Gotogate deal was found by Cheapflights users on 2/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/113:30 pmSTL - BSL
2 stops15h 15mMultiple Airlines
Wed 4/168:25 amBSL - STL
1 stop12h 05mMultiple Airlines
Deal found 2/21$833
This Gotogate deal was found by Cheapflights users on 2/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/113:30 pmSTL - BSL
1 stop12h 25mLufthansa
Wed 4/168:25 amBSL - STL
1 stop12h 05mLufthansa
Deal found 2/21$857
This FlightHub deal was found by Cheapflights users on 2/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/55:36 pmSTL - BSL
2 stops33h 29mTurkish Airlines
Sun 3/166:05 pmBSL - STL
2 stops26h 18mTurkish Airlines
Deal found 2/21$1,093
This Air Canada deal was found by Cheapflights users on 2/20. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/79:39 amSTL - BSL
3 stops18h 11mAir Canada
Mon 4/1411:30 amBSL - STL
3 stops30h 33mAir Canada
Deal found 2/20$1,124

Find flights from St. Louis to Basel within your budget

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 February 22, 2025.

Fly from

St. Louis

Fly to

Basel

Route

Depart

Return

Price

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Mon 4/7

10:17 am-11:45 am

2 stops18h 28m

Basel EuroAirport Swiss

Mon 4/14

7:20 pm-7:29 pm

2 stops31h 09m

$798

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Fri 4/11

3:30 pm-1:45 pm

2 stops15h 15m

Basel EuroAirport Swiss

Wed 4/16

8:25 am-1:30 pm

1 stop12h 05m

$833

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Fri 4/11

3:30 pm-10:55 am

1 stop12h 25m

Basel EuroAirport Swiss

Wed 4/16

8:25 am-1:30 pm

1 stop12h 05m

$857

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Wed 3/5

5:36 pm-10:05 am

2 stops33h 29m

Basel EuroAirport Swiss

Sun 3/16

6:05 pm-2:23 pm

2 stops26h 18m

$1,093

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Mon 4/7

9:39 am-10:50 am

3 stops18h 11m

Basel EuroAirport Swiss

Mon 4/14

11:30 am-11:03 am

3 stops30h 33m

$1,124

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Thu 3/6

5:15 pm-8:10 pm

3 stops43h 55m

$695

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Thu 6/26

1:00 pm-12:25 pm

2 stops16h 25m

$918

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

  • Most accurate provider: When it comes to deals on St. Louis-Basel EuroAirport Swiss 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 EuroAirport Swiss flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Basel EuroAirport Swiss flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Basel EuroAirport Swiss 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 EuroAirport Swiss 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.

Travel insights for flights from St. Louis to Basel

Get recent, data-driven insights about flights from St. Louis to Basel including ideal travel times, pricing trends, and more.

Rainfall in Basel by month

Plan your trip to Basel by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Basel EuroAirport Swiss ranges from 1.9 - 3.4 inches per month. June is typically the wettest month, when rainfall can reach 3.4 in. February is typically the driest time to visit Basel EuroAirport Swiss when rainfall is around 1.9 in.

Temperature in Basel by month

Plan your trip to Basel by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Basel EuroAirport Swiss, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Basel

Get insights into the airlines that provide service to Basel. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Basel. Reviews last updated February 22, 2025.
United Airlines
7.4
Good
8,754 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.7

Crew

8.1

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

United Airlines
7.4
Good
8,754 reviews
United Airlines
7.4
Good
8,754 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.7

Crew

8.1

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Turkish Airlines
7.3
Good
3,818 reviews
United Airlines
7.4
Good
8,754 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.7

Crew

8.1

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Air Canada
7.0
Good
8,758 reviews
United Airlines
7.4
Good
8,754 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.7

Crew

8.1

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Lufthansa
6.7
Okay
6,987 reviews
United Airlines
7.4
Good
8,754 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.7

Crew

8.1

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

British Airways
6.6
Okay
6,754 reviews
United Airlines
7.4
Good
8,754 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.7

Crew

8.1

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

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.

  • 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.

  • What is the cheapest month to book a flight from St. Louis to Basel EuroAirport Swiss?

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Basel EuroAirport Swiss (average of $545). Flying from St. Louis to Basel EuroAirport Swiss in June is currently the most expensive (average of $1,132). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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