HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Interlaken

$370+ Cheap flights from Knoxville (TYS) 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — ZRH
Apr 25 — May 21
Sat 4/25
Sat 5/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Knoxville to Interlaken with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Knoxville to Interlaken

Cheapest flights from Knoxville to Interlaken
Explore the most affordable flight options available from Knoxville to Interlaken. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2026.

This United Airlines deal was found by Cheapflights users on 3/22. 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 11/25:39 pm
TYS
-
ZRH
1 stop32h 16m
United Airlines
Fri 11/611:45 am
ZRH
-
TYS
1 stop17h 52m
United Airlines
Deal found 3/22$826
This United Airlines deal was found by Cheapflights users on 3/23. 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.
Thu 5/710:49 am
TYS
-
ZRH
1 stop18h 01m
United Airlines
Thu 5/147:15 am
ZRH
-
TYS
2 stops15h 39m
United Airlines
Deal found 3/23$833
This United Airlines deal was found by Cheapflights users on 3/23. 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.
Sun 4/122:25 pm
TYS
-
ZRH
1 stop11h 40m
United Airlines
Tue 4/2811:55 am
ZRH
-
TYS
1 stop13h 47m
United Airlines
Deal found 3/23$866
This Scandinavian Airlines deal was found by Cheapflights users on 3/25. 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.
Mon 11/24:00 pm
TYS
-
ZRH
2 stops35h 40m
Scandinavian Airlines
Fri 11/610:25 am
ZRH
-
TYS
2 stops19h 21m
Scandinavian Airlines
Deal found 3/25$868
This Delta deal was found by Cheapflights users on 3/23. 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 4/135:54 pm
TYS
-
ZRH
2 stops18h 41m
Delta
Tue 4/2810:10 am
ZRH
-
TYS
1 stop14h 51m
Delta
Deal found 3/23$870
This United Airlines deal was found by Cheapflights users on 3/23. 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 4/1510:49 am
TYS
-
ZRH
2 stops15h 16m
United Airlines
Fri 5/110:10 am
ZRH
-
TYS
2 stops16h 02m
United Airlines
Deal found 3/23$871
This United Airlines deal was found by Cheapflights users on 3/23. 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.
Sat 4/187:20 pm
TYS
-
ZRH
1 stop30h 45m
United Airlines
Fri 5/19:50 am
ZRH
-
TYS
1 stop16h 55m
United Airlines
Deal found 3/23$872
This United Airlines deal was found by Cheapflights users on 3/23. 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.
Sun 4/122:25 pm
TYS
-
ZRH
1 stop11h 40m
United Airlines
Thu 4/3011:20 am
ZRH
-
TYS
2 stops18h 24m
United Airlines
Deal found 3/23$873
This United Airlines deal was found by Cheapflights users on 3/23. 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.
Sat 4/187:20 pm
TYS
-
ZRH
1 stop30h 45m
United Airlines
Thu 4/3011:55 am
ZRH
-
TYS
1 stop32h 39m
United Airlines
Deal found 3/23$878

Find flight deals from Knoxville to Interlaken

Keep the following information in mind while searching for Knoxville to Interlaken flight deals. Data was last updated March 26, 2026.

Round-trip from

$833
(United Airlines)

One-way from

$370
(United Airlines)

Popular in

December

Cheapest in

November

Average price

$931
From Knoxville McGhee Tyson to Interlaken
Search Deals
One-way flight from Knoxville McGhee Tyson to Interlaken
Search Deals
High demand for flights, 4% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville 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 March 26, 2026.
Use the filters below to find and compare flights from Knoxville to Interlaken that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleZurich

TYS - ZRH

TYSZRH

Knoxville McGhee Tyson

Thu 5/7

10:49 am-10:50 am

1 stop18h 01m

Zurich

Thu 5/14

7:15 am-4:54 pm

2 stops15h 39m

$833
Quickest round-trip

KnoxvilleZurich

TYS - ZRH

TYSZRH

Knoxville McGhee Tyson

Tue 4/14

5:54 pm-6:35 pm

2 stops18h 41m

Zurich

Fri 5/1

10:10 am-5:08 pm

1 stop12h 58m

$870

KnoxvilleZurich

TYS - ZRH

TYSZRH

Knoxville McGhee Tyson

Mon 4/13

4:38 pm-6:35 pm

2 stops19h 57m

Zurich

Wed 4/29

10:10 am-8:06 pm

1 stop15h 56m

$870

KnoxvilleZurich

TYS - ZRH

TYSZRH

Knoxville McGhee Tyson

Sun 5/10

9:50 am-8:05 am

1 stop16h 15m

Zurich

Sun 5/17

1:25 pm-4:54 pm

2 stops33h 29m

$916

KnoxvilleZurich

TYS - ZRH

TYSZRH

Knoxville McGhee Tyson

Mon 7/20

8:20 am-6:10 am

1 stop15h 50m

Zurich

Mon 7/27

1:10 pm-11:54 pm

1 stop16h 44m

$1,153

KnoxvilleZurich

TYS - ZRH

TYSZRH

Knoxville McGhee Tyson

Thu 7/9

8:35 am-8:05 am

1 stop17h 30m

Zurich

Sat 7/18

10:55 am-10:39 pm

2 stops17h 44m

$1,238

KnoxvilleZurich

TYS - ZRH

TYSZRH

Knoxville McGhee Tyson

Wed 7/22

6:42 am-7:45 am

2 stops19h 03m

Zurich

Sat 8/1

9:45 am-7:30 pm

1 stop15h 45m

$1,251
Cheapest one-way
Quickest one-way

KnoxvilleZurich

TYS - ZRH

TYSZRH

Knoxville McGhee Tyson

Wed 9/2

7:19 pm-4:10 pm

2 stops14h 51m

$370

KnoxvilleZurich

TYS - ZRH

TYSZRH

Knoxville McGhee Tyson

Wed 9/2

6:30 am-6:10 am

1 stop17h 40m

$370

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/22

Sorted by cheapest first

Best time to book a flight from Knoxville to Interlaken

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

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

Currently, November is the cheapest month in which you can book a flight from Knoxville to Interlaken (average of $489). Flying from Knoxville to Interlaken in June is currently the most expensive (average of $1,062). 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.

How much does it cost to fly round-trip from Knoxville to Interlaken?

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 March 26, 2026.
Read through reviews of airlines operating flights from Knoxville to Interlaken, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,484 reviews

Entertainment

7.1

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,484 reviews
United Airlines
7.4
Good
9,484 reviews

Entertainment

7.1

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.1
Good
11,495 reviews
United Airlines
7.4
Good
9,484 reviews

Entertainment

7.1

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Knoxville 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 Knoxville to Interlaken?

    Knoxville McGhee Tyson (TYS), located 11.3 mi from the city center, is the airport you fly out of when you book flights from Knoxville to Interlaken. 2 airlines have flights from McGhee Tyson to Interlaken on a regular basis. Booking flights from Knoxville McGhee Tyson to Interlaken should not be difficult; the airport handles an average of 0 outbound flights to Interlaken per day.

  • How long is the flight from Knoxville to Interlaken?

    Airlines like United Airlines and Delta fly from Knoxville to Interlaken in about 18h 01m. The time it takes to get you to your destination can typically vary by up to 40m. Knoxville and Interlaken are separated by a distance of 4557 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

  • How can I find direct flights from Knoxville to Interlaken?

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

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

    Yes. Cheapflights offers flight deals from Knoxville 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 Knoxville to Interlaken?

    Currently, November is the cheapest month in which you can book a flight from Knoxville to Interlaken (average of $489). Flying from Knoxville to Interlaken in June is currently the most expensive (average of $1,062). 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

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 Knoxville to Interlaken

See prices for flight routes from nearby airports that may be better suited for you.
Nashville to Zurich flights
Nashville to Geneva flights
Nashville to Basel flights

Top 2 airlines flying from Knoxville to Interlaken

Discover the top 2 airlines that operate flights from Knoxville 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 March 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$505Average$1,163FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$679Average$978FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.