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Interlaken

$387+ Cheap flights from Philadelphia (PHL) 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 7/13. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — ZRH
May 22 — May 291
Fri 5/22
Fri 5/29
1 adult, Economy
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Cheapflights Tip: The best prices from Philadelphia to Interlaken are usually found in November or January, booked 27 days in advance, depart on a Tuesday or Monday and return on a Thursday

Cheap flight deals from Philadelphia to Interlaken

Cheapest flights from Philadelphia to Interlaken
Explore the most affordable flight options available from Philadelphia to Interlaken. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2026.

This flugladen.de deal was found by Cheapflights users on 4/22. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/17:50 am
PHL
-
ZRH
1 stop20h 35m
Air Canada
Tue 12/1512:40 pm
ZRH
-
PHL
1 stop32h 07m
Air Canada
Deal found 4/22$740
This AirNGo deal was found by Cheapflights users on 4/22. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/11:20 pm
PHL
-
ZRH
2 stops14h 20m
Scandinavian Airlines
Tue 12/1510:25 am
ZRH
-
PHL
2 stops16h 09m
Scandinavian Airlines
Deal found 4/22$744
This FlightHub deal was found by Cheapflights users on 4/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/172:27 pm
PHL
-
ZRH
2 stops17h 43m
Scandinavian Airlines
Mon 8/2410:25 am
ZRH
-
PHL
2 stops17h 55m
Scandinavian Airlines
Deal found 4/18$766
This American Airlines deal was found by Cheapflights users on 4/19. 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.
Wed 11/47:50 pm
PHL
-
ZRH
1 stop13h 40m
American Airlines
Wed 11/1110:15 am
ZRH
-
PHL
Nonstop9h 10m
American Airlines
Deal found 4/19$767
This AirNGo deal was found by Cheapflights users on 4/22. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/291:20 pm
PHL
-
ZRH
2 stops14h 20m
Scandinavian Airlines
Tue 10/2010:25 am
ZRH
-
PHL
2 stops15h 42m
Scandinavian Airlines
Deal found 4/22$768
This United Airlines deal was found by Cheapflights users on 4/19. 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 11/410:15 am
PHL
-
ZRH
1 stop15h 25m
United Airlines
Wed 11/111:20 pm
ZRH
-
PHL
2 stops34h 02m
United Airlines
Deal found 4/19$770
This Justfly.com deal was found by Cheapflights users on 4/19. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/43:30 pm
PHL
-
ZRH
2 stops19h 15m
Air Canada
Wed 11/1112:40 pm
ZRH
-
PHL
1 stop32h 07m
Air Canada
Deal found 4/19$774
This Cheapflightsfares deal was found by Cheapflights users on 4/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:35 pm
PHL
-
ZRH
1 stop17h 50m
British Airways
Wed 11/116:45 am
ZRH
-
PHL
1 stop15h 30m
British Airways
Deal found 4/19$775
This United Airlines deal was found by Cheapflights users on 4/21. 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 12/73:30 pm
PHL
-
ZRH
2 stops17h 15m
United Airlines
Fri 12/189:40 am
ZRH
-
PHL
1 stop20h 57m
United Airlines
Deal found 4/21$781

Find flight deals from Philadelphia to Interlaken

Keep the following information in mind while searching for Philadelphia to Interlaken flight deals. Data was last updated April 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$766
(FlightHub)

One-way from

$387
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$719
Provider with most accurate pricing for Philadelphia-Zurich flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Zurich flights.
Search Deals
From Philadelphia to Interlaken
Search Deals
One-way flight from Philadelphia to Interlaken
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($298 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($58 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia 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 April 22, 2026.
Use the filters below to find and compare flights from Philadelphia to Interlaken that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

Tue 5/5

10:05 am-11:45 am

2 stops19h 40m

Zurich

Mon 5/11

9:25 am-2:48 pm

2 stops35h 23m

$1,032
Quickest round-trip

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

Thu 5/7

3:10 pm-8:05 am

1 stop10h 55m

Zurich

Tue 5/12

9:25 am-4:05 pm

1 stop12h 40m

$1,062

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

Wed 5/20

4:20 pm-10:05 am

1 stop11h 45m

Zurich

Wed 5/27

1:25 pm-12:25 pm

2 stops29h 00m

$1,063

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

Mon 5/11

6:00 pm-7:45 am

Nonstop7h 45m

Zurich

Mon 5/18

9:45 pm-3:30 pm

1 stop23h 45m

$1,144

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

Sun 9/20

9:40 am-12:10 pm

3 stops20h 30m

Zurich

Mon 10/5

7:00 am-10:37 pm

3 stops21h 37m

$1,251

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

Tue 9/1

9:40 am-1:55 pm

3 stops22h 15m

Zurich

Sat 9/5

7:00 am-1:01 am

3 stops24h 01m

$1,267

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

Sun 9/20

9:40 am-12:10 pm

3 stops20h 30m

Zurich

Sun 9/27

10:25 am-10:37 pm

2 stops18h 12m

$1,412

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

Wed 7/29

9:30 am-1:40 pm

3 stops22h 10m

Zurich

Sat 10/31

6:50 am-10:38 pm

3 stops20h 48m

$1,519

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

Wed 8/5

9:30 am-9:40 am

2 stops18h 10m

Zurich

Fri 8/14

7:00 am-7:58 pm

3 stops18h 58m

$1,542

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

Fri 7/31

8:28 am-2:55 pm

3 stops24h 27m

Zurich

Tue 8/11

6:20 am-8:00 pm

2 stops19h 40m

$1,589

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/19

Showing 1-10 of 21 resultsSorted by cheapest first
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Best time to book a flight from Philadelphia to Interlaken

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

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

Use this chart to determine the optimal time to book a round-trip flight from Philadelphia to Interlaken. Price data was last updated on April 17, 2026.

Booking 27 days in advance of your planned departure date is, on average, the best time to get cheap flights from Philadelphia to Interlaken. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Find hourly flight availability from Philadelphia 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 April 22, 2026.

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

Weekly flight availability from Philadelphia to Interlaken

Explore weekly flight availability from Philadelphia to Interlaken. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 22, 2026.

The most flights from PHL to IN9 are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

How much does it cost to fly round-trip from Philadelphia 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 April 22, 2026.
See what other customers who have flown with SWISS,United Airlines, andAmerican Airlines from Philadelphia to Interlaken have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.6
Good
1,926 reviews

Comfort

7.4

Food

7.1

Crew

8.3

Boarding

7.7

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Thomas,Mar 2026

BOS - ZRH

The business class seats on the new Swiss A350 are hard as a rock. Seems like a bit of a miss on the new "Swiss Senses" experience. Other than that, excellent service.
SWISS
7.6
Good
1,926 reviews
SWISS
7.6
Good
1,926 reviews

Comfort

7.4

Food

7.1

Crew

8.3

Boarding

7.7

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Thomas,Mar 2026

BOS - ZRH

The business class seats on the new Swiss A350 are hard as a rock. Seems like a bit of a miss on the new "Swiss Senses" experience. Other than that, excellent service.
United Airlines
7.4
Good
9,637 reviews
SWISS
7.6
Good
1,926 reviews

Comfort

7.4

Food

7.1

Crew

8.3

Boarding

7.7

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Thomas,Mar 2026

BOS - ZRH

The business class seats on the new Swiss A350 are hard as a rock. Seems like a bit of a miss on the new "Swiss Senses" experience. Other than that, excellent service.
American Airlines
7.1
Good
11,659 reviews
SWISS
7.6
Good
1,926 reviews

Comfort

7.4

Food

7.1

Crew

8.3

Boarding

7.7

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Thomas,Mar 2026

BOS - ZRH

The business class seats on the new Swiss A350 are hard as a rock. Seems like a bit of a miss on the new "Swiss Senses" experience. Other than that, excellent service.
British Airways
6.7
Okay
7,906 reviews
SWISS
7.6
Good
1,926 reviews

Comfort

7.4

Food

7.1

Crew

8.3

Boarding

7.7

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Thomas,Mar 2026

BOS - ZRH

The business class seats on the new Swiss A350 are hard as a rock. Seems like a bit of a miss on the new "Swiss Senses" experience. Other than that, excellent service.

Related info for your journey

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

    Located just 7.0 mi from the city center, Philadelphia is the airport most travelers will use when flying to Interlaken from Philadelphia. Booking flights from Philadelphia (PHL) to Interlaken should be relatively easy as there are 2 daily outbound flights to Interlaken from 5 different airlines.

  • How popular is this Philadelphia to Interlaken flight route?

    Within the past month, 2 users have taken a look at flights from Philadelphia to Interlaken.

  • How long is the flight from Philadelphia to Interlaken?

    Departing from Philadelphia to Interlaken will take you 19h 40m. Airlines will cover a distance of 4011 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest flights from Philadelphia to Interlaken?

    Looking for the cheapest flight from Philadelphia to Interlaken? While on average our users pay $2,706, our data indicates the cheapest price to be $654. The most popular route (Philadelphia - Zurich), is priced around $766.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Philadelphia 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.

See more FAQs

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Top 5 airlines flying from Philadelphia to Interlaken

Discover the top 5 airlines that operate flights from Philadelphia 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 April 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$418Average$727FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$453Average$700FlexibilityNo cancel feeOn-time69%
SWISSCheapest$480Average$602FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$539Average$813FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$570Average$744FlexibilityNo cancel feeOn-time76%

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