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Interlaken

$327+ Cheap flights from Portland (PDX) 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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — ZRH
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Interlaken are usually found in October or April, booked 65 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Portland to Interlaken

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

Round-trip from

$456
(oojo)

One-way from

$327
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$981
From Portland to Interlaken
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One-way flight from Portland to Interlaken
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Highest demand for flights based on searches. 19% potential increase in price ($206 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Portland to Interlaken

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

This oojo deal was found by Cheapflights users on 9/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/273:45 pmPDX - ZRH
1 stop12h 20mIcelandair
Sun 11/21:00 pmZRH - PDX
1 stop13h 00mIcelandair
Deal found 9/14$456
This FlightHub deal was found by Cheapflights users on 9/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/203:20 pmPDX - ZRH
1 stop12h 45mIcelandair
Fri 10/242:00 pmZRH - PDX
1 stop12h 55mIcelandair
Deal found 9/15$507
This Scandinavian Airlines deal was found by Cheapflights users on 9/15. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2010:23 amPDX - ZRH
2 stops24h 22mScandinavian Airlines
Mon 10/2710:25 amZRH - PDX
2 stops20h 29mScandinavian Airlines
Deal found 9/15$524
This Scandinavian Airlines deal was found by Cheapflights users on 9/15. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1812:25 pmPDX - ZRH
2 stops36h 15mScandinavian Airlines
Mon 10/2710:25 amZRH - PDX
2 stops20h 29mScandinavian Airlines
Deal found 9/15$536
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/196:00 amPDX - ZRH
2 stops20h 55mUnited Airlines
Wed 12/31:20 pmZRH - PDX
2 stops37h 46mUnited Airlines
Deal found 9/15$540
This Air Canada deal was found by Cheapflights users on 9/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/193:15 pmPDX - ZRH
2 stops16h 30mAir Canada
Wed 12/312:40 pmZRH - PDX
2 stops35h 05mAir Canada
Deal found 9/14$542
This FlightHub deal was found by Cheapflights users on 9/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/43:20 pmPDX - ZRH
1 stop12h 45mIcelandair
Tue 10/142:00 pmZRH - PDX
1 stop12h 55mIcelandair
Deal found 9/15$556
This Gurufare deal was found by Cheapflights users on 9/15. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/43:20 pmPDX - ZRH
1 stop12h 45mIcelandair
Wed 10/152:00 pmZRH - PDX
1 stop12h 55mIcelandair
Deal found 9/15$572

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland 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 September 16, 2025.
Use the filters below to find and compare flights from Portland to Interlaken that are best for you.

Fly from

Portland

Fly to

Interlaken

Route

Depart

Return

Price

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Mon 10/20

3:20 pm-1:05 pm

1 stop12h 45m

Zurich

Fri 10/24

2:00 pm-5:55 pm

1 stop12h 55m

$507

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Wed 12/3

3:15 pm-11:55 am

2 stops35h 40m

Zurich

Fri 12/12

1:20 pm-6:45 pm

2 stops38h 25m

$536

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Wed 12/3

3:55 pm-3:30 pm

1 stop14h 35m

Zurich

Fri 12/12

9:40 am-6:45 pm

1 stop18h 05m

$553

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Wed 11/19

7:00 am-7:55 am

1 stop15h 55m

Zurich

Wed 12/3

9:40 am-10:15 pm

1 stop21h 35m

$553

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Mon 12/8

11:59 pm-7:40 am

2 stops22h 41m

Zurich

Wed 12/17

1:10 pm-10:52 pm

2 stops18h 42m

$557

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Mon 12/8

11:59 pm-6:15 am

2 stops21h 16m

Zurich

Wed 12/17

1:35 pm-12:48 am

2 stops20h 13m

$576

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Wed 10/15

6:15 am-11:25 am

1 stop20h 10m

Zurich

Wed 10/22

6:55 am-2:46 pm

2 stops16h 51m

$587

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Fri 10/17

10:07 pm-10:35 am

3 stops51h 28m

$327

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Thu 9/25

12:40 pm-7:35 pm

2 stops21h 55m

$378

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Thu 9/25

7:22 pm-8:05 pm

3 stops39h 43m

$409

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 15 results
1
2

Best time to book a flight from Portland to Interlaken

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

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

Use this chart to determine the optimal time to book a round-trip flight from Portland to Interlaken. Price data was last updated on September 12, 2025.

To ensure you get the cheapest price possible for a flight from Portland to Interlaken, you should look to book at least 65 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 Portland to Interlaken?

Currently, November is the cheapest month in which you can book a flight from Portland to Interlaken (average of $637). Flying from Portland to Interlaken in June is currently the most expensive (average of $1,147). 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 PDX to IN9?

Find hourly flight availability from Portland 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 September 16, 2025.

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

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

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

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

How much does it cost to fly round-trip from Portland 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 September 16, 2025.
See what other customers who have flown with Delta, KLM, and United Airlines from Portland 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.
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

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
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

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!
KLM
7.8
Good
1,386 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

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!
United Airlines
7.4
Good
8,924 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

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!
Icelandair
7.0
Good
544 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

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!
British Airways
6.7
Okay
7,363 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

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 Portland 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 Portland to Interlaken?

    Portland (PDX) is the airport you will fly out of if you book a flight from Portland to Interlaken. You should not have trouble finding flights to Interlaken from Portland; the airport handles an average of 0 outbound flights to Interlaken per day. You should also have plenty of airline options to choose from since 9 airlines have flights from the Portland airport to Interlaken. It is only a 6.0 mi journey to Portland (PDX) from Portland’s city center.

  • How long is the flight from Portland to Interlaken?

    Icelandair, Air Canada, and United Airlines can get you from Portland to Interlaken in just under 12h 45m. Your travel time can differ by up to 22h 55m. The distance from Portland to Interlaken is about 5357 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Portland to Interlaken (average of $637). Flying from Portland to Interlaken in June is currently the most expensive (average of $1,147). 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 9 airlines flying from Portland to Interlaken

Discover the top 9 airlines that operate flights from Portland 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$413Average$794FlexibilityNo cancel feeOn-time76%
DeltaCheapest$510Average$1,097FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$538Average$1,005FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$538Average$818FlexibilityNo cancel feeOn-time69%
CondorCheapest$560Average$848FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$565Average$876FlexibilityNo cancel feeOn-time67%
Scandinavian AirlinesCheapest$593Average$662FlexibilityNo cancel feeOn-time77%
KLMCheapest$600Average$937FlexibilityNo cancel feeOn-time75%
SWISSCheapest$802Average$1,052FlexibilityNo cancel feeOn-time79%

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