Cheap flights from St. Louis (STL) to Interlaken, Switzerland from $393

This is the cheapest one-way flight price, found on 11/29. Prices may vary by date and flight preferences.
STL — ZRH
dic. 5 — dic. 121

The best prices from Lambert-St Louis to Interlaken are usually found in November or February, booked 53 days in advance, depart on a Wednesday or Sunday and return on a Monday

How to find the cheapest flight from St. Louis (STL) to Interlaken

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Interlaken (IN9). 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 noviembre 30, 2023.

Popular in

June

Cheapest in

November

Round-trip from

$660

One-way from

$397
High demand for flights, 30% potential price rise
Best time to find cheap flights, 33% potential price drop
From Lambert-St Louis to Interlaken
One-way flight from Lambert-St Louis to Interlaken

STL - ZRH

Price

$660 - $1,546

ZRH

Temperature

32 - 66.2 °F

ZRH

Rainfall

2.5 - 5 inches

How far in advance should I book a flight from St. Louis to Interlaken?

Travelers have found it’s best to book a flight 53 days in advance to save up to 151% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 53 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from St. Louis to Interlaken 1-2 weeks in advance for as low as $732, or $1,589 for flights within the next 24 hours.

What is the cheapest month to fly from St. Louis to Interlaken?

November can be a great time to fly to Interlaken from St. Louis with a flight ticket averaging about $1,097. Cheapflights users have found deals in the month of November for as cheap as $705. The most expensive prices can be found in the month of June.

When is the cheapest time to fly from St. Louis to Interlaken (STL - IN9)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from St. Louis to Interlaken as you normally would.

Cheap United Airlines flights from St. Louis to Interlaken

Explore cheap flight options specifically provided by United Airlines for the route between St. Louis and Interlaken. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,965,316 searches. Data last updated noviembre 30, 2023.
Peruse some of the lowest-priced United Airlines flights we've found from St. Louis to Interlaken. It's recommended that users confirm their flight details before booking.

Cheap Delta flights from St. Louis to Interlaken

Explore cheap flight options specifically provided by Delta for the route between St. Louis and Interlaken. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,965,316 searches. Data last updated noviembre 30, 2023.
Some of the best deals we've found on Delta flights traveling from St. Louis to Interlaken. Ensure the flight price, dates, time, and airline match your criteria before you book.

Cheap St. Louis to Interlaken flights in November & December 2023

Find cheap flight options from St. Louis to Interlaken specifically for the months of November and December 2023. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,965,316 searches. Prices were last updated on noviembre 30, 2023.
Listed are some of the best fares we've found on flights departing from St. Louis to Interlaken in 2023. Check back soon for alternative fares.

St. Louis to Interlaken 2023 flight deals

Discover exclusive flight deals for travel between St. Louis and Interlaken in 2023. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,965,316 searches. Data last updated noviembre 30, 2023.
Listed are some of the best fares we've found on flights departing from St. Louis to Interlaken in 2023. Check back soon for alternative fares.

One-way flights to Interlaken from St. Louis

Search for one-way flight options from St. Louis to Interlaken. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,965,316 searches. Data last updated noviembre 30, 2023.
Take a look at some of the best available options we've come across on one-way flights from St. Louis to Interlaken. For those needing a return trip from St. Louis, there is a search form available above.

Find flights from St. Louis to Interlaken within your budget

Customize your flight search to find flights from St. Louis to Interlaken 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 2,965,316 searches. Data last updated noviembre 30, 2023.

Fly from

Any airport

Fly to

Any airport

Budget

$506 - $1,001

Route

Depart

Return

Price

Lambert-St LouisZurich

STL - ZRH

STLZRH

Lambert-St Louis

sáb. 1/20

2 stops30h 15m

Zurich

dom. 1/28

2 stops32h 55m

$506

Lambert-St LouisZurich

STL - ZRH

STLZRH

Lambert-St Louis

vie. 1/19

1 stop32h 07m

Zurich

sáb. 1/27

1 stop33h 53m

$511

Lambert-St LouisZurich

STL - ZRH

STLZRH

Lambert-St Louis

vie. 1/19

2 stops30h 15m

Zurich

sáb. 1/27

2 stops32h 55m

$512

Lambert-St LouisZurich

STL - ZRH

STLZRH

Lambert-St Louis

sáb. 2/3

2 stops35h 10m

Zurich

dom. 2/11

2 stops33h 23m

$514

Lambert-St LouisZurich

STL - ZRH

STLZRH

Lambert-St Louis

lun. 12/11

2 stops21h 25m

Zurich

lun. 12/18

2 stops26h 29m

$530

Lambert-St LouisZurich

STL - ZRH

STLZRH

Lambert-St Louis

vie. 3/8

2 stops29h 06m

Zurich

vie. 3/15

2 stops22h 23m

$830

Lambert-St LouisZurich

STL - ZRH

STLZRH

Lambert-St Louis

vie. 12/29

2 stops33h 25m

Zurich

vie. 1/5

2 stops33h 28m

$961

Lambert-St LouisZurich

STL - ZRH

STLZRH

Lambert-St Louis

sáb. 2/3

3 stops24h 20m

Zurich

dom. 2/11

2 stops22h 24m

$971

Lambert-St LouisZurich

STL - ZRH

STLZRH

Lambert-St Louis

sáb. 3/23

2 stops17h 00m

Zurich

mar. 4/2

2 stops18h 42m

$1,001

Flights are sorted by cheapest first

Deals found on 11/29

Reviews of airlines servicing Interlaken

Get insights into the airlines that provide service to Interlaken. 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 Interlaken. Reviews last updated noviembre 30, 2023.
See what other customers who have flown with United Airlines, Delta and Scandinavian Airlines from St. Louis to Interlaken have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
7.9
Good
3,035 reviews

Entertainment

7.8

Crew

8.5

Boarding

8.0

Comfort

7.9

Food

7.2

Overall

7.9

Reviews

1 / 10

Good flight that got in early. Upgraded to first class and the food was mediocre. Otherwise a good flight. Better than United which is basically a full price airline with discount level services.

7.9
Good
3,035 reviews
7.9
Good
3,035 reviews

Entertainment

7.8

Crew

8.5

Boarding

8.0

Comfort

7.9

Food

7.2

Overall

7.9

Reviews

1 / 10

Good flight that got in early. Upgraded to first class and the food was mediocre. Otherwise a good flight. Better than United which is basically a full price airline with discount level services.

7.6
Good
276 reviews
7.9
Good
3,035 reviews

Entertainment

7.8

Crew

8.5

Boarding

8.0

Comfort

7.9

Food

7.2

Overall

7.9

Reviews

1 / 10

Good flight that got in early. Upgraded to first class and the food was mediocre. Otherwise a good flight. Better than United which is basically a full price airline with discount level services.

7.4
Good
198 reviews
7.9
Good
3,035 reviews

Entertainment

7.8

Crew

8.5

Boarding

8.0

Comfort

7.9

Food

7.2

Overall

7.9

Reviews

1 / 10

Good flight that got in early. Upgraded to first class and the food was mediocre. Otherwise a good flight. Better than United which is basically a full price airline with discount level services.

7.4
Good
1,897 reviews
7.9
Good
3,035 reviews

Entertainment

7.8

Crew

8.5

Boarding

8.0

Comfort

7.9

Food

7.2

Overall

7.9

Reviews

1 / 10

Good flight that got in early. Upgraded to first class and the food was mediocre. Otherwise a good flight. Better than United which is basically a full price airline with discount level services.

7.4
Good
457 reviews
7.9
Good
3,035 reviews

Entertainment

7.8

Crew

8.5

Boarding

8.0

Comfort

7.9

Food

7.2

Overall

7.9

Reviews

1 / 10

Good flight that got in early. Upgraded to first class and the food was mediocre. Otherwise a good flight. Better than United which is basically a full price airline with discount level services.

Related info for your journey

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

Most people fly from Lambert-St Louis (STL) if they book a flight from St. Louis to Interlaken. On average, Lambert-St Louis has 0 outbound flights to Interlaken per day from 7 airlines. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

Can I find flights from St. Louis to Interlaken for under $600 on Cheapflights?

Yes, there are multiple flights from St. Louis to Interlaken for under $600. The cheapest flight booked recently is on Air Canada for just $506, but on average you can expect to pay $679.

What are the most popular airlines that fly from St. Louis to Interlaken?

What does STL to ZRH mean?

This is defined as Lambert-St Louis Airport (STL) and Zurich Airport (ZRH). Codes like Zurich Airport are often used to just call airports uniquely. Geneva Geneve-Cointrin Airport (GVA), Basel EuroAirport Swiss (BSL), Mulhouse EuroAirport (MLH), Belp Airport (BRN), Lugano Airport (LUG) are some additional IATA codes for airports related to your trip.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 7 airlines flying from St. Louis to Interlaken

Discover the top 7 airlines that operate flights from St. Louis to Interlaken. 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 2,965,316 searches. Data last updated noviembre 30, 2023.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$548Average$1,112FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$654Average$1,048FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest$660Average$868FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest$702Average$860FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest$708Average$1,158FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
DeltaCheapest$729Average$1,013FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapest$733Average$1,204FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Search flights to Interlaken by cabin class

Fly with Cheapflights

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How does Cheapflights help users find flights from St. Louis to Interlaken?

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Why should you use Cheapflights to find cheap flight tickets from St. Louis to Interlaken?

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Can Cheapflights find flights from St. Louis to Interlaken with no change fees?

Yes! Cheapflights helps users easily find flights from St. Louis to Interlaken with no change fees.

Can Cheapflights notify me if prices for flights from St. Louis to Interlaken become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Interlaken from St. Louis today and book when prices fit your budget.

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