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Interlaken

$258+ 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 4/13. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — ZRH
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Interlaken are usually found in April or November, booked 65 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap 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 December 23, 2025.

This American Airlines deal was found by Cheapflights users on 12/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/227:00 amPDX - ZRH
2 stops16h 15mMultiple Airlines
Mon 12/2910:15 amZRH - PDX
2 stops21h 51mMultiple Airlines
Deal found 12/21$1,174
This KLM deal was found by Cheapflights users on 12/21. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/221:25 pmPDX - ZRH
1 stop33h 50mKLM
Mon 12/296:50 amZRH - PDX
1 stop13h 35mKLM
Deal found 12/21$1,417
This United Airlines deal was found by Cheapflights users on 12/21. 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 12/2211:02 amPDX - ZRH
3 stops18h 43mUnited Airlines
Mon 12/297:15 amZRH - PDX
2 stops20h 33mUnited Airlines
Deal found 12/21$2,320

Find flight deals from Portland to Interlaken

Keep the following information in mind while searching for Portland to Interlaken flight deals. Data was last updated December 23, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$386
(oojo)

One-way from

$312
(Cheapflightsfares)

Popular in

June

Cheapest in

April

Average price

$813
Provider with most accurate pricing for Portland-Zurich flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Zurich flights.
Search Deals
From Portland to Interlaken
Search Deals
One-way flight from Portland to Interlaken
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($208 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 23, 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

Fri 1/30

3:15 pm-4:45 pm

2 stops16h 30m

Zurich

Tue 2/3

1:00 pm-6:56 pm

2 stops38h 56m

$480

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Thu 2/5

7:45 am-11:55 am

2 stops19h 10m

Zurich

Thu 2/12

1:20 pm-5:51 pm

2 stops37h 31m

$484

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Sat 1/24

10:47 am-2:45 pm

2 stops18h 58m

Zurich

Sat 1/31

9:40 am-6:56 pm

1 stop18h 16m

$501

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Fri 2/6

1:35 pm-3:30 pm

1 stop16h 55m

Zurich

Sun 3/1

1:15 pm-10:59 pm

1 stop18h 44m

$504

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Tue 4/28

6:30 am-10:35 pm

2 stops31h 05m

Zurich

Tue 5/12

4:25 pm-11:37 pm

2 stops40h 12m

$505

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Sun 2/15

9:50 am-4:45 pm

2 stops21h 55m

Zurich

Sun 2/22

7:30 am-10:40 pm

2 stops24h 10m

$505

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Sun 3/15

6:45 pm-10:00 pm

1 stop19h 15m

Zurich

Sun 3/22

11:15 am-4:55 pm

1 stop13h 40m

$507

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Sat 3/14

7:49 pm-7:55 am

2 stops28h 06m

Zurich

Sun 3/22

1:15 pm-11:04 pm

1 stop17h 49m

$509

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Sun 2/15

1:25 pm-4:45 pm

1 stop18h 20m

Zurich

Sun 2/22

11:55 am-11:25 am

1 stop32h 30m

$510

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Mon 4/13

7:03 am-8:50 am

2 stops16h 47m

$258

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/23

Showing 1-10 of 18 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 December 19, 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, May is the cheapest month in which you can book a flight from Portland to Interlaken (average of $250). Flying from Portland to Interlaken in June is currently the most expensive (average of $894). 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 December 23, 2025.

It’s typically best to fly out from Portland to Interlaken at noon. Doing so could potentially save you 16% on the flight price compared to flying in the afternoon, which is usually more expensive.

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 Sunday at noon when fares are most often at their lowest. Friday mornings 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 December 23, 2025.
See what other customers who have flown with Delta, United Airlines, and Icelandair 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
7.9
Good
8,015 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,015 reviews
Delta
7.9
Good
8,015 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,106 reviews
Delta
7.9
Good
8,015 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Icelandair
7.0
Good
592 reviews
Delta
7.9
Good
8,015 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,606 reviews
Delta
7.9
Good
8,015 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Condor
6.4
Okay
392 reviews
Delta
7.9
Good
8,015 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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 8 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 Brussels Airlines can get you from Portland to Interlaken in just under 12h 20m. Your travel time can differ by up to 24h 25m. The distance from Portland to Interlaken is about 5357 mi. This flight may include one or multiple stops.

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

    For one-way options, check prices for SWISS. According to our data, you can fly for as low as $302. Users have also found prices from $302 and $312 on United Airlines and Delta, 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, May is the cheapest month in which you can book a flight from Portland to Interlaken (average of $250). Flying from Portland to Interlaken in June is currently the most expensive (average of $894). 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 8 airlines flying from Portland to Interlaken

Discover the top 8 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 December 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$405Average$761FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$467Average$903FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$478Average$797FlexibilityNo cancel feeOn-time69%
DeltaCheapest$503Average$1,004FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$558Average$984FlexibilityNo cancel feeOn-time75%
CondorCheapest$560Average$835FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$565Average$780FlexibilityNo cancel feeOn-time67%
SWISSCheapest$802Average$1,017FlexibilityNo cancel feeOn-time79%

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