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$408+ Cheap flights from St. Louis (STL) to Switzerland

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 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
STL — ZRH
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from St. Louis to Switzerland

Keep the following information in mind while searching for St. Louis to Switzerland flight deals. Data was last updated June 12, 2025.

Round-trip from

$587
(Mytrip)

One-way from

$408
(Mytrip)

Popular in

June

Cheapest in

November

Average price

$1,409
From Lambert-St Louis to Switzerland
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One-way flight from Lambert-St Louis to Switzerland
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Highest demand for flights based on searches. 21% potential increase in price ($276 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from St. Louis to Switzerland

Cheapest flights from St. Louis to Switzerland
Explore the most affordable flight options available from St. Louis to Switzerland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/256:43 pmSTL - ZRH
2 stops28h 32mMultiple Airlines
Mon 12/112:10 pmZRH - STL
2 stops34h 16mMultiple Airlines
Deal found 6/10$587
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 8/1210:00 amSTL - ZRH
1 stop14h 45mUnited Airlines
Tue 8/269:50 amZRH - STL
1 stop12h 54mUnited Airlines
Deal found 6/10$602
This Booking.com deal was found by Cheapflights users on 6/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/121:30 pmSTL - ZRH
2 stops36h 10mAir Canada
Tue 8/262:40 pmZRH - STL
2 stops36h 20mAir Canada
Deal found 6/10$603
This FlightHub deal was found by Cheapflights users on 6/12. 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.
Thu 10/161:30 pmSTL - ZRH
2 stops23h 05mScandinavian Airlines
Wed 10/228:35 pmZRH - STL
2 stops34h 04mScandinavian Airlines
Deal found 6/12$604
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1210:45 amSTL - ZRH
2 stops16h 50mDelta
Tue 8/2610:10 amZRH - STL
1 stop18h 52mDelta
Deal found 6/10$606
This Lufthansa deal was found by Cheapflights users on 6/10. 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.
Sun 10/264:50 pmSTL - BSL
1 stop11h 10mLufthansa
Sun 11/96:50 amBSL - STL
1 stop14h 05mLufthansa
Deal found 6/10$655
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Sun 10/266:43 pmSTL - BSL
2 stops18h 57mUnited Airlines
Sun 11/96:50 amBSL - STL
1 stop14h 05mUnited Airlines
Deal found 6/10$656
This FlightHub deal was found by Cheapflights users on 6/11. 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.
Sun 10/264:15 pmSTL - BSL
2 stops15h 25mAir Canada
Sun 11/910:50 amBSL - STL
2 stops35h 36mAir Canada
Deal found 6/11$668
This United deal was found by Cheapflights users on 6/12. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/267:25 amSTL - GVA
1 stop17h 05mMultiple Airlines
Wed 9/37:15 amGVA - STL
1 stop13h 15mMultiple Airlines
Deal found 6/12$671
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Sun 9/76:02 amSTL - ZRH
1 stop19h 48mAmerican Airlines
Thu 9/1811:45 amZRH - STL
1 stop16h 21mAmerican Airlines
Deal found 6/11$672
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Tue 8/269:17 amSTL - GVA
2 stops16h 58mUnited Airlines
Wed 9/39:20 amGVA - STL
2 stops19h 12mUnited Airlines
Deal found 6/12$673
This United deal was found by Cheapflights users on 6/12. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2611:19 amSTL - BSL
2 stops14h 51mMultiple Airlines
Wed 9/38:25 amBSL - STL
1 stop12h 05mMultiple Airlines
Deal found 6/12$676

Cheapflights Fare Finder

Customize your flight search to find flights from St. Louis to Switzerland 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 June 12, 2025.
Use the filters below to find and compare flights from St. Louis to Switzerland that are best for you.

Fly from

St. Louis

Fly to

Switzerland

Route

Depart

Return

Price

St. LouisZurich

STL - ZRH

STLZRH

Lambert-St Louis

Tue 8/12

10:00 am-7:45 am

1 stop14h 45m

Zurich

Tue 8/26

9:50 am-3:44 pm

1 stop12h 54m

$602

St. LouisZurich

STL - ZRH

STLZRH

Lambert-St Louis

Tue 8/12

1:30 pm-8:40 am

2 stops36h 10m

Zurich

Tue 8/26

2:40 pm-8:00 pm

2 stops36h 20m

$603

St. LouisZurich

STL - ZRH

STLZRH

Lambert-St Louis

Tue 8/12

10:45 am-10:35 am

2 stops16h 50m

Zurich

Tue 8/26

10:10 am-10:02 pm

1 stop18h 52m

$606

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Sun 10/26

4:50 pm-10:00 am

1 stop11h 10m

Basel EuroAirport Swiss

Sun 11/9

6:50 am-1:55 pm

1 stop14h 05m

$655

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Sun 10/26

6:43 pm-7:40 pm

2 stops18h 57m

Basel EuroAirport Swiss

Sun 11/9

6:50 am-1:55 pm

1 stop14h 05m

$656

St. LouisZurich

STL - ZRH

STLZRH

Lambert-St Louis

Fri 9/5

3:36 pm-9:40 am

2 stops35h 04m

Zurich

Sun 9/14

2:50 pm-11:39 pm

2 stops39h 49m

$664

St. LouisBasel

STL - BSL

STLBSL

Lambert-St Louis

Sun 10/26

4:15 pm-1:40 pm

2 stops15h 25m

Basel EuroAirport Swiss

Sun 11/9

10:50 am-3:26 pm

2 stops35h 36m

$668

St. LouisGeneva

STL - GVA

STLGVA

Lambert-St Louis

Tue 8/26

7:25 am-7:30 am

1 stop17h 05m

Geneva Geneve-Cointrin

Wed 9/3

7:15 am-1:30 pm

1 stop13h 15m

$671

St. LouisZurich

STL - ZRH

STLZRH

Lambert-St Louis

Sun 9/7

6:02 am-8:50 am

1 stop19h 48m

Zurich

Thu 9/18

11:45 am-9:06 pm

1 stop16h 21m

$672

St. LouisGeneva

STL - GVA

STLGVA

Lambert-St Louis

Tue 8/26

9:17 am-9:15 am

2 stops16h 58m

Geneva Geneve-Cointrin

Wed 9/3

9:20 am-9:32 pm

2 stops19h 12m

$673

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 35 results
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Best time to book a flight from St. Louis to Switzerland

Have a flexible travel schedule? Discover the best time to fly to Switzerland 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.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Switzerland

What is the cheapest month to book a flight from St. Louis to Switzerland?

Currently, November is the cheapest month in which you can book a flight from St. Louis to Switzerland (average of $637). Flying from St. Louis to Switzerland in June is currently the most expensive (average of $1,182). 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.

What is the cheapest time of day to fly from STL to CH?

Find hourly flight availability from St. Louis to Switzerland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from St. Louis to Switzerland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Switzerland by month

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

In terms of precipitation, rainfall in Switzerland ranges from 2.5 - 5.0 inches per month. June is typically the wettest month, when rainfall can reach 5.0 in. January is typically the driest time to visit Switzerland when rainfall is around 2.5 in.

Temperature in Switzerland by month

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

If weather is an important factor for your trip to Switzerland, 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 32.0 F).

Reviews of airlines servicing Switzerland

Get insights into the airlines that provide service to Switzerland. 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 Switzerland. Reviews last updated June 12, 2025.
Read reviews from past customers who have flown Delta, KLM and United Airlines from St. Louis to Switzerland. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Turkish Airlines
7.3
Good
3,848 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Scandinavian Airlines
7.3
Good
1,387 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Switzerland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Switzerland?

    Most people fly from Lambert-St Louis (STL) if they book a flight from St. Louis to Switzerland. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

  • What are the most popular routes from St. Louis to Switzerland?

    The most popular flight routes from St. Louis to Switzerland are Lambert-St Louis - Zurich, Lambert-St Louis - Geneva Geneve-Cointrin and Lambert-St Louis - Basel EuroAirport Swiss.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Switzerland 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 Switzerland?

    Currently, November is the cheapest month in which you can book a flight from St. Louis to Switzerland (average of $637). Flying from St. Louis to Switzerland in June is currently the most expensive (average of $1,182). 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.

See more FAQs

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Alternative routes for St. Louis to Switzerland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from St. Louis to Switzerland

Discover the top 5 airlines that operate flights from St. Louis to Switzerland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$618Average$1,165FlexibilityNo cancel feeOn-time71%
DeltaCheapest$646Average$1,021FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$649Average$1,074FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$658Average$1,051FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$690Average$1,293FlexibilityNo cancel feeOn-time67%

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