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Interlaken

$230+ Cheap flights from Denver (DEN) to Interlaken, 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 7/20. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — ZRH
Jun 21 — Jun 281
Sat 6/21
Sat 6/28
1 adult, Economy
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Cheapflights Tip: The best prices from Denver Intl to Interlaken are usually found in January or April, booked 35 days in advance, depart on a Thursday or Monday and return on a Tuesday

Cheap flight deals from Denver to Interlaken

Keep the following information in mind while searching for Denver to Interlaken flight deals. Data was last updated June 16, 2025.

Round-trip from

$549
(Mytrip)

One-way from

$230
(Mytrip)

Popular in

June

Cheapest in

January

Average price

$1,192
From Denver Intl to Interlaken
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One-way flight from Denver Intl to Interlaken
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Highest demand for flights based on searches. 23% potential increase in price ($260 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Denver to Interlaken

Cheapest flights from Denver to Interlaken
Explore the most affordable flight options available from Denver to Interlaken. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 16, 2025.

This Mytrip deal was found by Cheapflights users on 6/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/35:50 pmDEN - ZRH
Nonstop9h 55mMultiple Airlines
Wed 9/171:25 pmZRH - DEN
1 stop35h 08mMultiple Airlines
Deal found 6/15$549
This Gurufare deal was found by Cheapflights users on 6/14. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/144:40 pmDEN - ZRH
1 stop12h 25mIcelandair
Mon 9/222:00 pmZRH - DEN
1 stop12h 55mIcelandair
Deal found 6/14$552
This Air Canada deal was found by Cheapflights users on 6/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/265:40 pmDEN - ZRH
2 stops28h 50mAir Canada
Wed 8/2712:40 pmZRH - DEN
2 stops35h 55mAir Canada
Deal found 6/15$556
This United Airlines deal was found by Cheapflights users on 6/16. 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.
Mon 9/157:20 pmDEN - ZRH
1 stop31h 00mUnited Airlines
Wed 11/121:20 pmZRH - DEN
1 stop35h 18mUnited Airlines
Deal found 6/16$568
This British Airways deal was found by Cheapflights users on 6/16. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/286:30 pmDEN - ZRH
1 stop14h 00mBritish Airways
Mon 11/109:05 pmZRH - DEN
1 stop26h 20mBritish Airways
Deal found 6/16$571
This American Airlines deal was found by Cheapflights users on 6/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/226:35 pmDEN - ZRH
1 stop15h 25mAmerican Airlines
Wed 9/2411:45 amZRH - DEN
1 stop19h 40mAmerican Airlines
Deal found 6/16$576
This SWISS deal was found by Cheapflights users on 6/15. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/235:50 pmDEN - ZRH
Nonstop9h 55mSWISS
Wed 8/279:25 amZRH - DEN
1 stop15h 10mSWISS
Deal found 6/15$578
This Delta deal was found by Cheapflights users on 6/14. 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.
Mon 7/287:05 amDEN - ZRH
1 stop17h 00mDelta
Wed 8/1310:10 amZRH - DEN
1 stop15h 01mDelta
Deal found 6/14$583
This Finnair deal was found by Cheapflights users on 6/16. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2812:55 pmDEN - ZRH
2 stops22h 25mFinnair
Mon 11/107:05 pmZRH - DEN
2 stops28h 20mFinnair
Deal found 6/16$593
This Lufthansa deal was found by Cheapflights users on 6/15. 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.
Sun 7/274:15 pmDEN - ZRH
1 stop15h 55mLufthansa
Mon 9/18:00 pmZRH - DEN
1 stop27h 35mLufthansa
Deal found 6/15$622
This Scandinavian Airlines deal was found by Cheapflights users on 6/14. 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 9/126:15 amDEN - ZRH
2 stops43h 25mScandinavian Airlines
Mon 9/228:25 pmZRH - DEN
2 stops34h 33mScandinavian Airlines
Deal found 6/14$639
This Iberia deal was found by Cheapflights users on 6/15. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2412:21 pmDEN - ZRH
2 stops38h 44mIberia
Tue 9/27:30 amZRH - DEN
2 stops20h 19mIberia
Deal found 6/15$672

Cheapflights Fare Finder

Customize your flight search to find flights from Denver 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 2,558,603 searches. Data last updated June 16, 2025.
Use the filters below to find and compare flights from Denver to Interlaken that are best for you.

Fly from

Denver

Fly to

Interlaken

Route

Depart

Return

Price

DenverZurich

DEN - ZRH

DENZRH

Denver Intl

Wed 9/3

5:50 pm-11:45 am

Nonstop9h 55m

Zurich

Wed 9/17

1:25 pm-4:33 pm

1 stop35h 08m

$549

DenverZurich

DEN - ZRH

DENZRH

Denver Intl

Sun 9/14

4:40 pm-1:05 pm

1 stop12h 25m

Zurich

Mon 9/22

2:00 pm-6:55 pm

1 stop12h 55m

$552

DenverZurich

DEN - ZRH

DENZRH

Denver Intl

Sat 7/26

5:40 pm-6:30 am

2 stops28h 50m

Zurich

Wed 8/27

12:40 pm-4:35 pm

2 stops35h 55m

$556

DenverZurich

DEN - ZRH

DENZRH

Denver Intl

Mon 9/15

7:20 pm-10:20 am

1 stop31h 00m

Zurich

Wed 11/12

1:20 pm-4:38 pm

1 stop35h 18m

$568

DenverZurich

DEN - ZRH

DENZRH

Denver Intl

Tue 10/28

6:30 pm-3:30 pm

1 stop14h 00m

Zurich

Mon 11/10

9:05 pm-3:25 pm

1 stop26h 20m

$571

DenverZurich

DEN - ZRH

DENZRH

Denver Intl

Mon 9/22

6:35 pm-6:00 pm

1 stop15h 25m

Zurich

Wed 9/24

11:45 am-11:25 pm

1 stop19h 40m

$576

DenverZurich

DEN - ZRH

DENZRH

Denver Intl

Wed 7/23

5:50 pm-11:45 am

Nonstop9h 55m

Zurich

Wed 8/27

9:25 am-4:35 pm

1 stop15h 10m

$578

DenverZurich

DEN - ZRH

DENZRH

Denver Intl

Mon 7/28

12:59 am-8:05 am

1 stop23h 06m

Zurich

Wed 8/27

10:10 am-8:16 pm

1 stop18h 06m

$583

DenverZurich

DEN - ZRH

DENZRH

Denver Intl

Tue 10/28

12:55 pm-6:20 pm

2 stops22h 25m

Zurich

Mon 11/10

7:05 pm-3:25 pm

2 stops28h 20m

$593

DenverZurich

DEN - ZRH

DENZRH

Denver Intl

Sun 7/27

4:15 pm-4:10 pm

1 stop15h 55m

Zurich

Mon 9/1

8:00 pm-3:35 pm

1 stop27h 35m

$622

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/15

Showing 1-10 of 28 results
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Best time to book a flight from Denver to Interlaken

Have a flexible travel schedule? Discover the best time to fly to Interlaken from Denver 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 Denver to Interlaken

How far ahead should I book a flight from Denver to Interlaken?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Interlaken. Price data was last updated on June 13, 2025.

To ensure you get the cheapest price possible for a flight from Denver to Interlaken, you should look to book at least 35 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Denver to Interlaken?

Currently, November is the cheapest month in which you can book a flight from Denver to Interlaken (average of $637). Flying from Denver to Interlaken in June is currently the most expensive (average of $1,182). 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 DEN to IN9?

Find hourly flight availability from Denver to Interlaken. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 16, 2025.

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 is the cheapest day to fly from Denver to Interlaken?

Use this chart to determine the cheapest time to fly round-trip from Denver to Interlaken. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Denver to Interlaken flight should consider departing on Wednesday mornings when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Interlaken by month

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

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.

Temperature in Interlaken by month

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

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).

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 June 16, 2025.
Read through reviews of airlines operating flights from Denver to Interlaken, such as Delta, Austrian Airlines and Finnair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,963 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,963 reviews
Delta
8.0
Very good
7,963 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Austrian Airlines
7.6
Good
804 reviews
Delta
8.0
Very good
7,963 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,291 reviews
Delta
8.0
Very good
7,963 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,466 reviews
Delta
8.0
Very good
7,963 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,628 reviews
Delta
8.0
Very good
7,963 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Denver 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 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 is 1 daily outbound flight to Interlaken from 11 different airlines.

  • How popular is this Denver to Interlaken flight route?

    Within the past month, 6 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 ($230), SWISS ($439), and Air Canada ($443).

  • What are the cheapest flights from Denver to Interlaken?

    Looking for the cheapest flight from Denver to Interlaken? While on average our users pay $2,320, our data indicates the cheapest price to be $394. The most popular route (Denver Intl - Zurich), is priced around $488.

  • 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.

  • What is the cheapest month to book a flight from Denver to Interlaken?

    Currently, November is the cheapest month in which you can book a flight from Denver to Interlaken (average of $637). Flying from Denver to Interlaken in June is currently the most expensive (average of $1,182). 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 10 airlines flying from Denver to Interlaken

Discover the top 10 airlines that operate flights from Denver 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 2,558,603 searches. Data last updated June 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$451Average$727FlexibilityNo cancel feeOn-time76%
DeltaCheapest$509Average$837FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$522Average$823FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$548Average$857FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$551Average$868FlexibilityNo cancel feeOn-time67%
Turkish AirlinesCheapest$553Average$720FlexibilityNo cancel feeOn-time77%
SWISSCheapest$582Average$1,125FlexibilityNo cancel feeOn-time79%
LufthansaCheapest$582Average$1,063FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$594Average$676FlexibilityNo cancel feeOn-time71%
Aer LingusCheapest$738Average$1,133FlexibilityNo cancel feeOn-timeN/A

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