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Interlaken

$302+ 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 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — ZRH
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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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 April 30, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$557
(American Airlines)

One-way from

$302
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$915
Provider with most accurate pricing for Philadelphia-Zurich flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-Zurich flights.
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From Philadelphia to Interlaken
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One-way flight from Philadelphia to Interlaken
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Highest demand for flights based on searches. 28% potential increase in price ($348 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($49 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 April 30, 2025.

This Condor deal was found by Cheapflights users on 4/29. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/46:00 amPHL - ZRH
2 stops27h 45mMultiple Airlines
Wed 5/148:00 amZRH - PHL
2 stops20h 21mMultiple Airlines
Deal found 4/29$544
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Fri 8/87:00 pmPHL - ZRH
Nonstop7h 50mAmerican Airlines
Thu 8/2111:45 amZRH - PHL
Nonstop8h 55mAmerican Airlines
Deal found 4/30$557
This Delta deal was found by Cheapflights users on 4/30. 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.
Fri 8/82:19 pmPHL - ZRH
1 stop11h 46mDelta
Thu 8/2110:10 amZRH - PHL
1 stop14h 16mDelta
Deal found 4/30$571
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Fri 8/87:59 pmPHL - ZRH
1 stop30h 06mUnited Airlines
Thu 8/211:25 pmZRH - PHL
2 stops33h 56mUnited Airlines
Deal found 4/30$600
This Orbitz deal was found by Cheapflights users on 4/30. 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.
Mon 12/86:40 pmPHL - ZRH
1 stop11h 00mBritish Airways
Mon 12/159:05 pmZRH - PHL
1 stop25h 15mBritish Airways
Deal found 4/30$618
This Scandinavian Airlines deal was found by Cheapflights users on 4/29. 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 9/89:30 amPHL - ZRH
2 stops22h 40mScandinavian Airlines
Tue 9/3010:20 amZRH - PHL
2 stops16h 56mScandinavian Airlines
Deal found 4/29$626
This Air Canada deal was found by Cheapflights users on 4/29. 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.
Fri 8/159:45 amPHL - ZRH
1 stop14h 25mAir Canada
Tue 8/261:25 pmZRH - PHL
1 stop32h 24mAir Canada
Deal found 4/29$643
This Expedia deal was found by Cheapflights users on 4/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/18:30 pmPHL - ZRH
1 stop16h 30mIberia
Thu 9/117:30 amZRH - PHL
1 stop14h 25mIberia
Deal found 4/29$680
This Orbitz deal was found by Cheapflights users on 4/30. 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.
Sun 8/248:30 pmPHL - ZRH
1 stop17h 40mAer Lingus
Sun 8/3110:55 amZRH - PHL
1 stop14h 05mAer Lingus
Deal found 4/30$719
This oojo deal was found by Cheapflights users on 4/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1310:16 amPHL - ZRH
2 stops25h 24mTurkish Airlines
Mon 5/197:40 amZRH - PHL
2 stops31h 58mTurkish Airlines
Deal found 4/29$814

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 30, 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

Fri 8/8

7:00 pm-8:50 am

Nonstop7h 50m

Zurich

Thu 8/21

11:45 am-2:40 pm

Nonstop8h 55m

$557

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

Fri 8/8

2:19 pm-8:05 am

1 stop11h 46m

Zurich

Thu 8/21

10:10 am-6:26 pm

1 stop14h 16m

$571

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

Fri 8/8

7:00 pm-8:50 am

Nonstop7h 50m

Zurich

Thu 8/21

7:30 am-3:50 pm

1 stop14h 20m

$574

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

Fri 8/8

7:59 pm-8:05 am

1 stop30h 06m

Zurich

Thu 8/21

1:25 pm-5:21 pm

2 stops33h 56m

$600

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

Mon 9/8

9:30 am-2:10 pm

2 stops22h 40m

Zurich

Tue 9/30

10:20 am-9:16 pm

2 stops16h 56m

$626

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

Fri 8/15

9:45 am-6:10 am

1 stop14h 25m

Zurich

Tue 8/26

1:25 pm-3:49 pm

1 stop32h 24m

$643

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

Mon 9/1

8:30 pm-7:00 pm

1 stop16h 30m

Zurich

Thu 9/11

7:30 am-3:55 pm

1 stop14h 25m

$680

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

Fri 7/25

4:00 pm-2:40 pm

2 stops16h 40m

Zurich

Mon 8/18

9:45 pm-1:00 pm

1 stop21h 15m

$711

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

Sun 8/24

8:30 pm-8:10 pm

1 stop17h 40m

Zurich

Sun 8/31

10:55 am-7:00 pm

1 stop14h 05m

$719

PhiladelphiaZurich

PHL - ZRH

PHLZRH

Philadelphia

Tue 5/13

10:16 am-5:40 pm

2 stops25h 24m

Zurich

Mon 5/19

7:40 am-9:38 am

2 stops31h 58m

$814

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 23 results
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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 25, 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 $1,234). 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 April 30, 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 Wednesday afternoons 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 April 30, 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 April 30, 2025.
Get a feel of what it's like to fly with Delta, Finnair and Austrian Airlines 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
7,936 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,275 reviews
Delta
8.0
Very good
7,936 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Austrian Airlines
7.6
Good
780 reviews
Delta
8.0
Very good
7,936 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,588 reviews
Delta
8.0
Very good
7,936 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,936 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 $387. Delta flights start at $428 while deals on American Airlines start at $443 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 $1,900, our data indicates the cheapest price to be $394. The most popular route (Philadelphia - Zurich), is priced around $544.

  • 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 $1,234). 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.

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Alternative routes for Philadelphia to Interlaken

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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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$290Average$767FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$523Average$852FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$526Average$913FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$538Average$865FlexibilityNo cancel feeOn-time67%
British AirwaysCheapest$542Average$849FlexibilityNo cancel feeOn-time70%
Aer LingusCheapest$617Average$867FlexibilityNo cancel feeOn-timeN/A

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