How popular is this Denver to Interlaken flight route?

Within the past month, 1 users have taken a look at flights from Denver Intl to Interlaken.

What are the cheapest airlines to fly from Denver to Interlaken one-way?

The cheapest airlines for a one-way flight from Denver to Interlaken are Icelandair ($285), Lufthansa ($406), and United Airlines ($431).

In terms of precipitation, rainfall in Interlaken 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 Interlaken when rainfall is around 2.5 in.

If weather is an important factor for your trip to Interlaken, 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).

What are the cheapest flights from Denver to Interlaken?

Looking for the cheapest flight from Denver to Interlaken? While on average our users pay $1,238, our data indicates the cheapest price to be $534. The most popular route (Denver Intl - Zurich), is priced around $612.

What are the most popular airlines that fly from Denver to Interlaken?

Consider Icelandair, United Airlines or Turkish Airlines when booking your flight. These represent the most popular airlines when flying from Denver to Interlaken.

What is the cheapest time of day to fly from DEN to IN9?

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

What airport do you fly from for flights from Denver to Interlaken?

Located just 18.5 mi from the city center, Denver Intl is the airport most travelers will use when flying to Interlaken from Denver. Booking flights from Denver Intl (DEN) to Interlaken should be relatively easy as there are 0 daily outbound flights to Interlaken from 10 different airlines.

Can I find deals for flights from Denver to Interlaken that include hotel bookings?

Yes. In addition to deals on Denver to Interlaken flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Denver to Interlaken?

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

Can I find deals for business class flights from Denver to Interlaken?

Yes. Cheapflights offers flight deals from Denver to Interlaken by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Find Cheap Flights from Denver to Interlaken

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Cheapflights Tip: The best prices from Denver Intl to Interlaken are usually found in January or February, booked 68 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

Find flight deals from Denver to Interlaken

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Popular in	June
Cheapest in	January
Average price	$776

Provider with most accurate pricing for Denver Intl-Zurich flight deals.

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Provider most trusted by Cheapflights users for Denver Intl-Zurich flights.

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Highest demand for flights based on searches. 29% potential increase in price ($397 potential increase over avg. RT price).

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Cheapest flight prices on average. 5% potential price decrease ($51 potential savings vs. average RT price).

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Average for round-trip flights in October 2026

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Reviews of airlines servicing Interlaken

Get a feel of what it's like to fly with SWISS,Turkish Airlines, andUnited Airlines from Denver to Interlaken by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

SWISS

7.5

Good

2,113 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Oct 2026

BOS - ZRH

Luggage rerouted, we has to go back to Palermo airport to pick it up next day as delivery was not available.

SWISS

7.5

Good

2,113 reviews

SWISS

7.5

Good

2,113 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Oct 2026

BOS - ZRH

Luggage rerouted, we has to go back to Palermo airport to pick it up next day as delivery was not available.

Turkish Airlines

7.4

Good

4,461 reviews

SWISS

7.5

Good

2,113 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Oct 2026

BOS - ZRH

Luggage rerouted, we has to go back to Palermo airport to pick it up next day as delivery was not available.

United Airlines

7.3

Good

10,459 reviews

SWISS

7.5

Good

2,113 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Oct 2026

BOS - ZRH

Luggage rerouted, we has to go back to Palermo airport to pick it up next day as delivery was not available.

Icelandair

6.9

Okay

764 reviews

SWISS

7.5

Good

2,113 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Oct 2026

BOS - ZRH

Luggage rerouted, we has to go back to Palermo airport to pick it up next day as delivery was not available.

Lufthansa

6.8

Okay

8,301 reviews

SWISS

7.5

Good

2,113 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Oct 2026

BOS - ZRH

Luggage rerouted, we has to go back to Palermo airport to pick it up next day as delivery was not available.

Related info for your journey

What airport do you fly from for flights from Denver to Interlaken?
Located just 18.5 mi from the city center, Denver Intl is the airport most travelers will use when flying to Interlaken from Denver. Booking flights from Denver Intl (DEN) to Interlaken should be relatively easy as there are 0 daily outbound flights to Interlaken from 10 different airlines.
How popular is this Denver to Interlaken flight route?
Within the past month, 1 users have taken a look at flights from Denver Intl to Interlaken.
What are the cheapest airlines to fly from Denver to Interlaken one-way?
The cheapest airlines for a one-way flight from Denver to Interlaken are Icelandair ($285), Lufthansa ($406), and United Airlines ($431).
What are the cheapest flights from Denver to Interlaken?
Looking for the cheapest flight from Denver to Interlaken? While on average our users pay $1,238, our data indicates the cheapest price to be $534. The most popular route (Denver Intl - Zurich), is priced around $612.
Can I find deals for flights from Denver to Interlaken that include hotel bookings?
Yes. In addition to deals on Denver to Interlaken flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Denver to Interlaken?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to Interlaken.
Can I find deals for business class flights from Denver to Interlaken?
Yes. Cheapflights offers flight deals from Denver to Interlaken by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Top 10 airlines flying from Denver to Interlaken

Airline	Cheapest	Average	Flexibility	On-time
Icelandair	Cheapest$411	Average$798	FlexibilityNo cancel fee	On-time76%
British Airways	Cheapest$507	Average$741	FlexibilityNo cancel fee	On-time70%
Air Canada	Cheapest$601	Average$870	FlexibilityNo cancel fee	On-time67%
Lufthansa	Cheapest$621	Average$1,009	FlexibilityNo cancel fee	On-time76%
Turkish Airlines	Cheapest$623	Average$783	FlexibilityNo cancel fee	On-time77%
United Airlines	Cheapest$651	Average$1,072	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$673	Average$1,026	FlexibilityNo cancel fee	On-timeN/A
Air France	Cheapest$708	Average$1,122	FlexibilityNo cancel fee	On-time77%
SWISS	Cheapest$727	Average$1,221	FlexibilityNo cancel fee	On-time79%
Aer Lingus	Cheapest$888	Average$1,145	FlexibilityNo cancel fee	On-timeN/A

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Find cheap flights from Denver to Interlaken with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Denver to Interlaken

Most accurate provider

Most trusted provider

Popular in

Cheapest in

Average price

Reviews of airlines servicing Interlaken

Get a feel of what it's like to fly with SWISS,Turkish Airlines, andUnited Airlines from Denver to Interlaken by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Denver to Interlaken?

How popular is this Denver to Interlaken flight route?

What are the cheapest airlines to fly from Denver to Interlaken one-way?

What are the cheapest flights from Denver to Interlaken?

Can I find deals for flights from Denver to Interlaken that include hotel bookings?

How can I find direct flights from Denver to Interlaken?

Can I find deals for business class flights from Denver to Interlaken?

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.

Alternative routes for Denver to Interlaken

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

Complete your trip

Complete your trip to Interlaken by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Denver to Interlaken by cabin class

Find flights from Denver to Interlaken, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Denver and Interlaken flights

Browse other Denver and Interlaken flight options. Last updated on October 30, 2026.

Other flights from Denver

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Cheap flights from Denver (DEN) to Interlaken, Switzerland

Find cheap flights from Denver to Interlaken with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Denver to Interlaken

Most accurate provider

Most trusted provider

Popular in

Cheapest in

Average price

Reviews of airlines servicing Interlaken

Get a feel of what it's like to fly with SWISS,Turkish Airlines, andUnited Airlines from Denver to Interlaken by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Denver to Interlaken?

How popular is this Denver to Interlaken flight route?

What are the cheapest airlines to fly from Denver to Interlaken one-way?

What are the cheapest flights from Denver to Interlaken?

Can I find deals for flights from Denver to Interlaken that include hotel bookings?

How can I find direct flights from Denver to Interlaken?

Can I find deals for business class flights from Denver to Interlaken?

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.

Alternative routes for Denver to Interlaken

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

Complete your trip

Complete your trip to Interlaken by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Denver to Interlaken by cabin class

Find flights from Denver to Interlaken, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Denver and Interlaken flights

Browse other Denver and Interlaken flight options. Last updated on October 30, 2026.

Other flights from Denver

Browse through other flights departing from Denver. Flights are based on user searches made on Cheapflights and were last updated on October 30, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Denver to Interlaken flights

Consider these flights traveling from Denver to Interlaken.

Top 10 airlines flying from Denver to Interlaken

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