HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Interlaken

$291+ 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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — ZRH
jun. 23 — jun. 301
lun. 6/23
lun. 6/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Philadelphia 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.

Cheapflights Tip: The best prices from Philadelphia to Interlaken are usually found in November or February, booked 12 days in advance, depart on a Wednesday or Monday and return on a Thursday

Cheap flight deals from Philadelphia to Interlaken

Keep the following information in mind while searching for Philadelphia to Interlaken flight deals. Data was last updated junio 18, 2025.

Round-trip from

$523
(lol.travel)

One-way from

$291
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$1,419
From Philadelphia to Interlaken
Search Deals
One-way flight from Philadelphia to Interlaken
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($338 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($50 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find 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 junio 18, 2025.

This lol.travel deal was found by Cheapflights users on 6/18. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/107:30 amPHL - ZRH
1 stop17h 00mUnited Airlines
mar. 8/199:50 amZRH - PHL
1 stop20h 30mUnited Airlines
Deal found 6/18$523
This Mytrip deal was found by Cheapflights users on 6/17. 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.
sáb. 11/153:30 pmPHL - ZRH
1 stop32h 45mMultiple Airlines
mié. 12/37:05 amZRH - PHL
2 stops13h 45mMultiple Airlines
Deal found 6/17$536
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/113:30 pmPHL - ZRH
1 stop32h 45mAir Canada
jue. 11/2712:45 pmZRH - PHL
1 stop32h 05mAir Canada
Deal found 6/16$547
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.
lun. 12/17:45 pmPHL - ZRH
1 stop13h 55mAmerican Airlines
vie. 12/1210:15 amZRH - PHL
Nonstop9h 00mAmerican Airlines
Deal found 6/16$551
This Orbitz deal was found by Cheapflights users on 6/17. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/1010:15 pmPHL - ZRH
1 stop16h 35mBritish Airways
lun. 8/189:45 pmZRH - PHL
1 stop21h 25mBritish Airways
Deal found 6/17$580
This Delta deal was found by Cheapflights users on 6/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/95:21 pmPHL - ZRH
1 stop32h 44mDelta
mar. 8/197:45 amZRH - PHL
2 stops19h 39mDelta
Deal found 6/18$598
This FlightHub deal was found by Cheapflights users on 6/17. 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.
mar. 9/164:00 pmPHL - ZRH
2 stops35h 40mScandinavian Airlines
mié. 10/110:20 amZRH - PHL
2 stops17h 53mScandinavian Airlines
Deal found 6/17$605
This Lufthansa 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/135:35 pmPHL - ZRH
1 stop10h 35mLufthansa
lun. 12/17:50 pmZRH - PHL
1 stop26h 10mLufthansa
Deal found 6/16$655

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 junio 18, 2025.
Use the filters below to find and compare flights from Philadelphia to Interlaken that are best for you.

Fly from

Philadelphia

Fly to

Interlaken

Route

Depart

Return

Price

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

dom. 8/10

7:30 am-6:30 am

1 stop17h 00m

Zurich

mar. 8/19

9:50 am-12:20 am

1 stop20h 30m

$523

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

sáb. 11/15

3:30 pm-6:15 am

1 stop32h 45m

Zurich

mié. 12/3

7:05 am-2:50 pm

2 stops13h 45m

$536

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

mar. 11/11

3:30 pm-6:15 am

1 stop32h 45m

Zurich

jue. 11/27

12:45 pm-2:50 pm

1 stop32h 05m

$547

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

lun. 12/1

7:45 pm-3:40 pm

1 stop13h 55m

Zurich

vie. 12/12

10:15 am-1:15 pm

Nonstop9h 00m

$551

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

dom. 8/10

10:15 pm-8:50 pm

1 stop16h 35m

Zurich

lun. 8/18

9:45 pm-1:10 pm

1 stop21h 25m

$580

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

sáb. 8/9

5:21 pm-8:05 am

1 stop32h 44m

Zurich

mar. 8/19

7:45 am-9:24 pm

2 stops19h 39m

$598

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

mar. 9/16

9:30 am-7:55 pm

2 stops28h 25m

Zurich

mié. 10/1

10:20 am-12:23 am

2 stops20h 03m

$605

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

jue. 11/13

5:35 pm-10:10 am

1 stop10h 35m

Zurich

lun. 12/1

7:50 pm-4:00 pm

1 stop26h 10m

$655

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

dom. 9/7

6:45 am-9:45 am

2 stops45h 00m

$291

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

lun. 7/28

5:40 pm-7:05 pm

2 stops19h 25m

$390

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

Showing 1-10 of 19 results
1
2

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 June 13, 2025.

Booking 12 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 month to book a flight from Philadelphia to Interlaken?

Currently, November is the cheapest month in which you can book a flight from Philadelphia to Interlaken (average of $637). Flying from Philadelphia to Interlaken in June is currently the most expensive (average of $1,170). 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 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 junio 18, 2025.

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.

What is the cheapest day to fly from Philadelphia to Interlaken?

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

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

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 junio 18, 2025.

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).

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 junio 18, 2025.
Get a feel of what it's like to fly with Delta, Austrian Airlines and Finnair from Philadelphia to Interlaken by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

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
7,964 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

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
7,964 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

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
1,292 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

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
1,632 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

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!
Cathay Pacific
7.5
Good
894 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

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 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 6 different airlines.

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

    To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at $390. Air Canada flights start at $424 while deals on British Airways start at $436 one-way.

  • What are the cheapest flights from Philadelphia to Interlaken?

    Looking for the cheapest flight from Philadelphia to Interlaken? While on average our users pay $1,935, our data indicates the cheapest price to be $463. The most popular route (Philadelphia - Zurich), is priced around $536.

  • 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.

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

    Currently, November is the cheapest month in which you can book a flight from Philadelphia to Interlaken (average of $637). Flying from Philadelphia to Interlaken in June is currently the most expensive (average of $1,170). 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 Philadelphia to Interlaken

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Zurich flights
Newark to Zurich flights
John F Kennedy Intl to Geneva flights
Dulles Intl to Zurich flights
Newark to Geneva flights
LaGuardia to Zurich flights
Dulles Intl to Geneva flights
Reagan-National to Zurich flights
LaGuardia to Geneva flights
Philadelphia to Zurich flights
Philadelphia to Geneva flights
Reagan-National to Geneva flights
John F Kennedy Intl to Basel flights
Newark to Basel flights
Dulles Intl to Basel flights
Pittsburgh to Zurich flights
Reagan-National to Basel flights
Pittsburgh to Geneva flights
Philadelphia to Basel flights
Allentown to Zurich flights
Dulles Intl to Lugano flights
John F Kennedy Intl to Bern flights
Allentown to Geneva flights
Reagan-National to Lugano flights
Harrisburg to Geneva flights
Dulles Intl to Bern flights
Pittsburgh to Basel flights
John F Kennedy Intl to Lugano flights
Philadelphia to Lugano flights
Newark to Lugano flights
State College to Zurich flights

Top 6 airlines flying from Philadelphia to Interlaken

Discover the top 6 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 junio 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$290Average$744FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$505Average$917FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$523Average$812FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$535Average$837FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$538Average$865FlexibilityNo cancel feeOn-time67%
Aer LingusCheapest$617Average$782FlexibilityNo cancel feeOn-timeN/A

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.