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Lausanne

$461+ Cheap flights from St. Louis (STL) to Lausanne, 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
STL — GVA
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap flight deals from St. Louis to Lausanne

Keep the following information in mind while searching for St. Louis to Lausanne flight deals. Data was last updated April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$936
(United Airlines)

One-way from

$461
(Mytrip)

Popular in

June

Cheapest in

February
Provider with most accurate pricing for Lambert-St Louis-Geneva Geneve-Cointrin flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Geneva Geneve-Cointrin flights.
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From Lambert-St Louis to Lausanne
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One-way flight from Lambert-St Louis to Lausanne
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Highest demand for flights based on searches. 15% potential increase in price ($197 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
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Find flight deals from St. Louis to Lausanne

Cheapest flights from St. Louis to Lausanne
Explore the most affordable flight options available from St. Louis to Lausanne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Justfly.com deal was found by Cheapflights users on 4/29. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/56:45 amSTL - GVA
2 stops20h 15mAir Canada
Fri 12/1212:20 pmGVA - STL
2 stops34h 01mAir Canada
Deal found 4/29$666
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Fri 12/51:00 pmSTL - GVA
1 stop11h 35mUnited Airlines
Fri 12/129:15 amGVA - STL
1 stop14h 25mUnited Airlines
Deal found 4/29$689
This United deal was found by Cheapflights users on 4/28. 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.
Wed 6/411:30 amSTL - GVA
2 stops15h 05mMultiple Airlines
Wed 6/1112:40 pmGVA - STL
2 stops33h 13mMultiple Airlines
Deal found 4/28$939
This oojo deal was found by Cheapflights users on 4/29. 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.
Thu 7/248:26 amSTL - GVA
2 stops20h 19mIberia
Tue 8/126:50 pmGVA - STL
2 stops32h 23mIberia
Deal found 4/29$1,733
This Cheapflightsfares deal was found by Cheapflights users on 4/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/248:37 amSTL - GVA
2 stops22h 28mBritish Airways
Tue 8/129:25 pmGVA - STL
2 stops28h 05mBritish Airways
Deal found 4/28$1,739
This AranGrant deal was found by Cheapflights users on 4/28. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/241:04 pmSTL - GVA
1 stop11h 36mBrussels Airlines
Tue 8/1211:00 amGVA - STL
1 stop15h 00mBrussels Airlines
Deal found 4/28$1,907
This Scandinavian Airlines deal was found by Cheapflights users on 4/29. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/51:30 pmSTL - GVA
3 stops23h 10mScandinavian Airlines
Fri 12/127:10 amGVA - STL
3 stops23h 29mScandinavian Airlines
Deal found 4/29$2,108

Cheapflights Fare Finder

Customize your flight search to find flights from St. Louis to Lausanne 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 April 29, 2025.
Use the filters below to find and compare flights from St. Louis to Lausanne that are best for you.

Fly from

St. Louis

Fly to

Lausanne

Route

Depart

Return

Price

St. LouisGeneva

STL - GVA

STLGVA

Lambert-St Louis

Wed 6/4

11:30 am-7:30 am

1 stop13h 00m

Geneva Geneve-Cointrin

Wed 6/11

12:40 pm-12:20 pm

2 stops30h 40m

$936

St. LouisGeneva

STL - GVA

STLGVA

Lambert-St Louis

Wed 6/4

11:30 am-9:35 am

2 stops15h 05m

Geneva Geneve-Cointrin

Wed 6/11

12:40 pm-2:53 pm

2 stops33h 13m

$939

St. LouisGeneva

STL - GVA

STLGVA

Lambert-St Louis

Wed 7/2

1:30 pm-9:55 am

1 stop13h 25m

Geneva Geneve-Cointrin

Tue 7/22

12:40 pm-3:16 pm

2 stops33h 36m

$1,121

St. LouisGeneva

STL - GVA

STLGVA

Lambert-St Louis

Thu 7/24

8:26 am-11:45 am

2 stops20h 19m

Geneva Geneve-Cointrin

Tue 8/12

6:50 pm-8:13 pm

2 stops32h 23m

$1,733

St. LouisGeneva

STL - GVA

STLGVA

Lambert-St Louis

Thu 7/24

8:37 am-2:05 pm

2 stops22h 28m

Geneva Geneve-Cointrin

Tue 8/12

9:25 pm-6:30 pm

2 stops28h 05m

$1,739

St. LouisGeneva

STL - GVA

STLGVA

Lambert-St Louis

Thu 7/24

1:04 pm-7:40 am

1 stop11h 36m

Geneva Geneve-Cointrin

Tue 8/12

11:00 am-7:00 pm

1 stop15h 00m

$1,907

St. LouisGeneva

STL - GVA

STLGVA

Lambert-St Louis

Mon 8/25

6:35 am-9:55 am

2 stops20h 20m

$461

St. LouisGeneva

STL - GVA

STLGVA

Lambert-St Louis

Mon 6/16

11:28 am-10:45 pm

3 stops52h 17m

$464

St. LouisGeneva

STL - GVA

STLGVA

Lambert-St Louis

Mon 8/25

1:10 pm-7:40 am

1 stop11h 30m

$466

St. LouisGeneva

STL - GVA

STLGVA

Lambert-St Louis

Fri 7/4

12:28 pm-11:10 pm

2 stops27h 42m

$658

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Best time to book a flight from St. Louis to Lausanne

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

What is the cheapest time of day to fly from STL to LS9?

Find hourly flight availability from St. Louis to Lausanne. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

When flying from St. Louis to Lausanne, 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 Lausanne by month

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

In terms of precipitation, rainfall in Lausanne ranges from 2.7 - 4.1 inches per month. October is typically the wettest month, when rainfall can reach 4.1 in. February is typically the driest time to visit Lausanne when rainfall is around 2.7 in.

Temperature in Lausanne by month

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

If weather is an important factor for your trip to Lausanne, 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 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Lausanne

Get insights into the airlines that provide service to Lausanne. 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 Lausanne. Reviews last updated April 29, 2025.
United Airlines
7.4
Good
8,696 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,696 reviews
United Airlines
7.4
Good
8,696 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Brussels Airlines
7.4
Good
346 reviews
United Airlines
7.4
Good
8,696 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.0
Good
9,242 reviews
United Airlines
7.4
Good
8,696 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Iberia
7.0
Good
2,696 reviews
United Airlines
7.4
Good
8,696 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
British Airways
6.6
Okay
6,837 reviews
United Airlines
7.4
Good
8,696 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Lausanne. 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 Lausanne?

    For a flight from St. Louis to Lausanne, you will be flying from Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city. Lambert-St Louis is the only St. Louis airport and it handles 0 outbound flights to Lausanne per day. 3 airlines have flights to Lausanne from Lambert-St Louis on a regular basis.

  • What are the cheapest airlines to fly from St. Louis to Lausanne one-way?

    One-way options have recently been found by users for as low as $461 on Air Canada. Other airlines that offer cheap prices include United Airlines from $466 and British Airways from $658 one-way.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from St. Louis to Lausanne (average of $676). Flying from St. Louis to Lausanne in June is currently the most expensive (average of $1,186). 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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Top 3 airlines flying from St. Louis to Lausanne

Discover the top 3 airlines that operate flights from St. Louis to Lausanne. 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$690Average$1,378FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$701Average$1,028FlexibilityNo cancel feeOn-time69%
DeltaCheapest$760Average$1,001FlexibilityNo cancel feeOn-timeN/A

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