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Interlaken

$222+ 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 7/18. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — ZRH
Jul 6 — Jul 131
Sun 7/6
Sun 7/13
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Interlaken are usually found in November or October, booked 23 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 July 1, 2025.

Round-trip from

$402
(Booking.com)

One-way from

$222
(Booking.com)

Popular in

June

Cheapest in

November

Average price

$1,120
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. 15% potential increase in price ($171 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 1, 2025.

This Booking.com deal was found by Cheapflights users on 7/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/113:20 pmPDX - ZRH
1 stop12h 45mIcelandair
Tue 8/262:00 pmZRH - PDX
1 stop12h 55mIcelandair
Deal found 7/1$402
This American Airlines deal was found by Cheapflights users on 7/1. 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.
Mon 8/117:00 amPDX - ZRH
2 stops16h 50mAmerican Airlines
Tue 8/2611:45 amZRH - PDX
1 stop19h 19mAmerican Airlines
Deal found 7/1$446
This Delta deal was found by Cheapflights users on 7/1. 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 11/37:00 amPDX - ZRH
1 stop18h 30mDelta
Fri 11/71:30 pmZRH - PDX
1 stop18h 59mDelta
Deal found 7/1$454
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Tue 8/129:47 amPDX - ZRH
1 stop15h 33mUnited Airlines
Wed 8/201:35 pmZRH - PDX
1 stop18h 02mUnited Airlines
Deal found 6/30$455
This Gotogate deal was found by Cheapflights users on 6/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/263:35 pmPDX - ZRH
1 stop15h 25mCondor
Tue 9/98:00 amZRH - PDX
1 stop14h 35mCondor
Deal found 6/30$456
This American Airlines deal was found by Cheapflights users on 7/1. 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.
Mon 11/36:30 pmPDX - ZRH
1 stop14h 45mMultiple Airlines
Fri 11/710:15 amZRH - PDX
2 stops19h 35mMultiple Airlines
Deal found 7/1$458
This Finnair deal was found by Cheapflights users on 6/30. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/121:20 pmPDX - ZRH
2 stops20h 00mFinnair
Wed 8/207:05 pmZRH - PDX
2 stops32h 48mFinnair
Deal found 6/30$469
This Travelocity deal was found by Cheapflights users on 6/30. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/267:40 amPDX - ZRH
2 stops26h 20mIberia
Tue 9/97:30 amZRH - PDX
2 stops22h 57mIberia
Deal found 6/30$515
This Gurufare deal was found by Cheapflights users on 6/28. 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.
Wed 8/2710:38 amPDX - ZRH
2 stops16h 32mBritish Airways
Fri 9/51:20 pmZRH - PDX
1 stop13h 15mBritish Airways
Deal found 6/28$530
This Air Canada deal was found by Cheapflights users on 6/28. 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.
Tue 8/2610:05 amPDX - ZRH
2 stops39h 05mAir Canada
Thu 9/412:40 pmZRH - PDX
2 stops29h 41mAir Canada
Deal found 6/28$532

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 July 1, 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 8/11

3:20 pm-1:05 pm

1 stop12h 45m

Zurich

Tue 8/26

2:00 pm-5:55 pm

1 stop12h 55m

$402

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Mon 8/11

7:00 am-8:50 am

2 stops16h 50m

Zurich

Tue 8/26

11:45 am-10:04 pm

1 stop19h 19m

$446

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Tue 8/12

9:47 am-10:20 am

1 stop15h 33m

Zurich

Wed 8/20

1:35 pm-10:37 pm

1 stop18h 02m

$455

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Tue 8/26

3:35 pm-4:00 pm

1 stop15h 25m

Zurich

Tue 9/9

8:00 am-1:35 pm

1 stop14h 35m

$456

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Mon 8/11

7:02 am-8:50 am

2 stops16h 48m

Zurich

Tue 8/26

11:45 am-10:59 pm

2 stops20h 14m

$460

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Tue 8/12

1:20 pm-6:20 pm

2 stops20h 00m

Zurich

Wed 8/20

7:05 pm-6:53 pm

2 stops32h 48m

$469

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Tue 8/12

7:19 am-10:35 am

1 stop18h 16m

Zurich

Wed 8/20

11:20 am-11:52 pm

2 stops21h 32m

$485

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Tue 8/26

7:40 am-7:00 pm

2 stops26h 20m

Zurich

Tue 9/9

7:30 am-9:27 pm

2 stops22h 57m

$515

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Wed 8/27

10:38 am-12:10 pm

2 stops16h 32m

Zurich

Fri 9/5

1:20 pm-5:35 pm

1 stop13h 15m

$530

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Tue 8/26

10:05 am-10:10 am

2 stops39h 05m

Zurich

Thu 9/4

12:40 pm-9:21 am

2 stops29h 41m

$532

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 19 results
1
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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 June 27, 2025.

To ensure you get the cheapest price possible for a flight from Portland to Interlaken, you should look to book at least 22 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 $1,158). 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 July 1, 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 July 1, 2025.
See what other customers who have flown with Delta, Finnair, 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
7,973 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

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
7,973 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

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
1,301 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

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
8,858 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

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!
Brussels Airlines
7.3
Good
352 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

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!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

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 10 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.

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

    For one-way options, check prices for Air Canada. According to our data, you can fly for as low as $222. Users have also found prices from $226 and $244 on Delta and United Airlines, respectively.

  • 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 $1,158). 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

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Top 10 airlines flying from Portland to Interlaken

Discover the top 10 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 July 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$483Average$865FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$528Average$818FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$538Average$1,042FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$567Average$826FlexibilityNo cancel feeOn-time69%
CondorCheapest$570Average$816FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$585Average$909FlexibilityNo cancel feeOn-time67%
Scandinavian AirlinesCheapest$593Average$662FlexibilityNo cancel feeOn-time77%
KLMCheapest$600Average$973FlexibilityNo cancel feeOn-time75%
DeltaCheapest$630Average$1,076FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$917Average$1,099FlexibilityNo cancel feeOn-time79%

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