Cheap flights from St. Louis (STL) to Interlaken

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The best prices from Lambert-St Louis to Interlaken are usually found in February or March, booked 60 days in advance, depart on a Thursday or Saturday and return on a Tuesday

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

All the information you need to plan the best STL to ZRH flight in 2022: compare St. Louis to Interlaken flight prices with the expected peak season, weather and rainfall in Interlaken.
STL - IN9
Price
$606 - $1,554
IN9
Temperature
30.2 - 62.6 °F
IN9
Rainfall
3 - 5.7 inches

Popular in

July

High demand for flights, 36% potential price rise

Cheapest in

February

Best time to find cheap flights, 39% potential price drop

Average price

$1,261

Average for round-trip flights in August 2022

Round-trip from

$606

From Lambert-St Louis to Interlaken

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from St. Louis to Interlaken?

Travelers have found it’s best to book a flight 61 days in advance to save up to 70% 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 61 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 $1,404, or $1,862 for flights within the next 24 hours.

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

February can be a great time to fly to Interlaken from St. Louis with a flight ticket averaging about $994. Cheapflights users have found deals in the month of February for as cheap as $507. The most expensive prices can be found in the month of July.

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 flights from St. Louis to Interlaken in August, September 2022

The best prices found for STL to Interlaken flights for August, September
4 Sep - 14 Sep
$871pp
STL
Lambert-St Louis
American Airlines
   
2 STOPS
ZRH
Zurich
ZRH
Zurich
American Airlines
   
2 STOPS
STL
Lambert-St Louis
4 Sep - 14 Sep
$879pp
STL
Lambert-St Louis
American Airlines
   
2 STOPS
ZRH
Zurich
ZRH
Zurich
American Airlines
 
1 STOP
STL
Lambert-St Louis
4 Sep - 14 Sep
$925pp
STL
Lambert-St Louis
American Airlines
 
1 STOP
ZRH
Zurich
ZRH
Zurich
American Airlines
 
1 STOP
STL
Lambert-St Louis

Lambert-St Louis to Interlaken 2022 flight deals

Cheap flights to Interlaken from St. Louis found for this year
3 Nov - 14 Nov
$714pp
STL
Lambert-St Louis
Air Canada
 
1 STOP
ZRH
Zurich
ZRH
Zurich
Air Canada
 
1 STOP
STL
Lambert-St Louis
5 Nov - 13 Nov
$718pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
ZRH
Zurich
ZRH
Zurich
Multiple Airlines
   
2 STOPS
STL
Lambert-St Louis
5 Nov - 11 Nov
$723pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
ZRH
Zurich
ZRH
Zurich
Multiple Airlines
   
2 STOPS
STL
Lambert-St Louis

Cheap Air Canada flights from St. Louis to Interlaken

3 Nov - 14 Nov
$714pp
STL
Lambert-St Louis
Air Canada
 
1 STOP
ZRH
Zurich
ZRH
Zurich
Air Canada
 
1 STOP
STL
Lambert-St Louis
26 Oct - 6 Nov
$730pp
STL
Lambert-St Louis
Air Canada
   
2 STOPS
ZRH
Zurich
ZRH
Zurich
Air Canada
   
2 STOPS
STL
Lambert-St Louis
3 Nov - 12 Nov
$764pp
STL
Lambert-St Louis
Air Canada
 
1 STOP
ZRH
Zurich
ZRH
Zurich
Air Canada
 
1 STOP
STL
Lambert-St Louis

Cheap United Airlines flights from St. Louis to Interlaken

26 Oct - 6 Nov
$754pp
STL
Lambert-St Louis
United Airlines
 
1 STOP
ZRH
Zurich
ZRH
Zurich
United Airlines
   
2 STOPS
STL
Lambert-St Louis
3 Oct - 14 Oct
$904pp
STL
Lambert-St Louis
United Airlines
 
1 STOP
ZRH
Zurich
ZRH
Zurich
United Airlines
   
2 STOPS
STL
Lambert-St Louis

One-way flights to Interlaken from St. Louis

The cheapest one-way flights from St. Louis to Interlaken
3:45 pm - 12:25 pm
Multiple Airlines
2 Stops
37h 40m
STL - ZRH
Multiple Airlines
$634
Kiwi.com
10:11 am - 4:55 am
American Airlines
1 Stop
11h 44m
STL - ZRH
American Airlines
1:38 pm - 1:30 pm
British Airways
2 Stops
16h 52m
STL - ZRH
British Airways
$5,404
AranGrant

Related info for your journey

Useful info, stats and facts about <span class="emphasized">St. Louis</span> to <span class="emphasized">Interlaken</span> flights.

Flight FAQs

From St. Louis to Interlaken

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 8 airlines. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

Which airlines flying from Lambert-St Louis to Interlaken have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like United Airlines, American Airlines, and Lufthansa flying from Lambert-St Louis to Interlaken have implemented new flexible cancellation policies.

Can I find flights from St. Louis to Interlaken for under $800 on Cheapflights?

Yes, there are multiple flights from St. Louis to Interlaken for under $800. The cheapest flight booked recently is on Air Canada for just $714, but on average you can expect to pay $766.

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

Consider American Airlines, Air Canada or Air France when booking your flight. These represent the most popular airlines when flying from St. Louis to Interlaken.

What are the cheapest flights from St. Louis to Interlaken?

The cheapest flight price from St. Louis to Interlaken is $718. On average you can expect to pay $4,962. The most popular route, (Lambert-St Louis - Zurich), can usually be booked for $713.

COVID Restrictions

View COVID Travel Restrictions for Interlaken

Do I need a COVID test to fly to Interlaken from St. Louis?

Information is based on travel restrictions from Lambert-St Louis to Interlaken

Most visitors from Lambert-St Louis can enter Interlaken without restrictions.

COVID-19 testing requirements
Visitors from Lambert-St Louis are not required to present a negative COVID-19 PCR test or antigen result upon entering Interlaken.

Quarantine requirements
Visitors from Lambert-St Louis are not required to quarantine after entering Interlaken.

Do I need a test to fly back to St. Louis from Interlaken?

Returning to Lambert-St Louis from Interlaken

COVID-19 testing requirements
Visitors from Interlaken are not required to present a negative COVID-19 PCR test or antigen result upon entering Lambert-St Louis.

Quarantine requirements
Visitors from Interlaken are not required to quarantine after entering Lambert-St Louis.

Hide COVID Travel Restrictions for Interlaken

Alternative routes for St. Louis to Interlaken

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from Lambert-St Louis to Interlaken

The chart below displays the airlines Cheapflights users traveling from St. Louis to Interlaken choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
United Airlines
$504 $1,079 No cancel fee 69%
Lufthansa
$514 $1,254 No cancel fee 76%
Air Canada
$599 $947 No cancel fee 67%
American Airlines
$620 $1,088 No cancel fee 71%
Delta
$631 $861 No cancel fee N/A
British Airways
$990 $1,451 No cancel fee 70%
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