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Lausanne

$314+ 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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
STL — GVA
Mar 8 — Mar 151
Sat 3/8
Sat 3/15
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 March 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$763
(United Airlines)

One-way from

$314
(Kiwi.com)

Popular in

January

Cheapest in

February

Average price

$1,052
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. 4% potential increase in price ($48 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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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 March 3, 2025.

This United Airlines deal was found by Cheapflights users on 3/2. 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.
Wed 4/168:25 amSTL - GVA
1 stop16h 15mUnited Airlines
Wed 4/2312:40 pmGVA - STL
3 stops34h 07mUnited Airlines
Deal found 3/2$763
This Justfly.com deal was found by Cheapflights users on 3/3. 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.
Tue 8/51:30 pmSTL - GVA
1 stop13h 45mAir Canada
Tue 8/1912:15 pmGVA - STL
2 stops31h 05mAir Canada
Deal found 3/3$768
This United deal was found by Cheapflights users on 3/3. 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 8/55:19 pmSTL - GVA
1 stop31h 11mMultiple Airlines
Tue 8/1912:15 pmGVA - STL
2 stops34h 01mMultiple Airlines
Deal found 3/3$781
This KAYAK deal was found by Cheapflights users on 3/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/283:40 pmSTL - GVA
2 stops35h 40mScandinavian Airlines
Fri 8/158:10 pmGVA - STL
2 stops34h 29mScandinavian Airlines
Deal found 3/3$1,029
This Lufthansa deal was found by Cheapflights users on 3/2. 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.
Wed 7/23:30 pmSTL - GVA
1 stop12h 10mLufthansa
Tue 7/223:35 pmGVA - STL
1 stop28h 55mLufthansa
Deal found 3/2$1,310
This AranGrant deal was found by Cheapflights users on 3/2. 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.
Wed 6/181:00 pmSTL - GVA
1 stop11h 40mBrussels Airlines
Sat 6/2811:00 amGVA - STL
1 stop14h 33mBrussels Airlines
Deal found 3/2$2,782
This Delta deal was found by Cheapflights users on 3/2. 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.
Thu 6/198:55 amSTL - GVA
2 stops17h 45mDelta
Sun 6/297:15 amGVA - STL
2 stops21h 16mDelta
Deal found 3/2$4,080
This KLM deal was found by Cheapflights users on 3/2. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1910:45 amSTL - GVA
2 stops14h 35mKLM
Sat 6/287:15 amGVA - STL
2 stops17h 48mKLM
Deal found 3/2$4,091

Find flights from St. Louis to Lausanne within your budget

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 March 3, 2025.

Fly from

St. Louis

Fly to

Lausanne

Route

Depart

Return

Price

St. LouisGeneva

STL - GVA

STLGVA

Lambert-St Louis

Wed 4/16

8:25 am-7:40 am

1 stop16h 15m

Geneva Geneve-Cointrin

Wed 4/23

12:40 pm-12:20 pm

2 stops30h 40m

$763

St. LouisGeneva

STL - GVA

STLGVA

Lambert-St Louis

Tue 8/5

1:30 pm-10:15 am

1 stop13h 45m

Geneva Geneve-Cointrin

Tue 8/19

12:15 pm-12:20 pm

2 stops31h 05m

$768

St. LouisGeneva

STL - GVA

STLGVA

Lambert-St Louis

Tue 8/5

5:19 pm-7:30 am

1 stop31h 11m

Geneva Geneve-Cointrin

Tue 8/19

12:15 pm-3:16 pm

2 stops34h 01m

$781

St. LouisGeneva

STL - GVA

STLGVA

Lambert-St Louis

Wed 5/28

3:40 pm-10:20 am

2 stops35h 40m

Geneva Geneve-Cointrin

Fri 8/15

8:10 pm-11:39 pm

2 stops34h 29m

$1,029

St. LouisGeneva

STL - GVA

STLGVA

Lambert-St Louis

Wed 7/2

3:30 pm-10:40 am

1 stop12h 10m

Geneva Geneve-Cointrin

Tue 7/22

3:35 pm-1:30 pm

1 stop28h 55m

$1,310

St. LouisGeneva

STL - GVA

STLGVA

Lambert-St Louis

Wed 6/18

1:00 pm-7:40 am

1 stop11h 40m

Geneva Geneve-Cointrin

Sat 6/28

11:00 am-6:33 pm

1 stop14h 33m

$2,782

St. LouisGeneva

STL - GVA

STLGVA

Lambert-St Louis

Thu 6/19

8:55 am-9:40 am

2 stops17h 45m

Geneva Geneve-Cointrin

Sun 6/29

7:15 am-9:31 pm

2 stops21h 16m

$4,080

St. LouisGeneva

STL - GVA

STLGVA

Lambert-St Louis

Thu 6/19

10:45 am-8:20 am

2 stops14h 35m

Geneva Geneve-Cointrin

Sat 6/28

7:15 am-6:03 pm

2 stops17h 48m

$4,091

St. LouisGeneva

STL - GVA

STLGVA

Lambert-St Louis

Tue 4/1

4:57 pm-9:05 am

3 stops57h 08m

$314

St. LouisGeneva

STL - GVA

STLGVA

Lambert-St Louis

Tue 4/1

1:00 pm-7:40 am

1 stop11h 40m

$485

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/2

Showing 1-10 of 13 results
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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.

Travel insights for flights from St. Louis to Lausanne

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

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 $1,195). 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 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 March 3, 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 March 3, 2025.
Delta
8.0
Very good
8,068 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,068 reviews
Delta
8.0
Very good
8,068 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,322 reviews
Delta
8.0
Very good
8,068 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,679 reviews
Delta
8.0
Very good
8,068 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Scandinavian Airlines
7.3
Good
1,314 reviews
Delta
8.0
Very good
8,068 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Brussels Airlines
7.3
Good
337 reviews
Delta
8.0
Very good
8,068 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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. 6 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 $485 on Brussels Airlines. Other airlines that offer cheap prices include Air Canada from $490 and United Airlines from $593 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 $1,195). 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 6 airlines flying from St. Louis to Lausanne

Discover the top 6 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 March 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$292Average$868FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$668Average$1,260FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$678Average$1,008FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$686Average$860FlexibilityNo cancel feeOn-time71%
DeltaCheapest$910Average$1,156FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$935Average$1,463FlexibilityNo cancel feeOn-time67%
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