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Interlaken

$399+ 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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — ZRH
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Interlaken are usually found in April or October, booked 65 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

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 November 6, 2025.

This American Airlines deal was found by Cheapflights users on 11/6. 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.
Wed 11/197:00 amPDX - ZRH
2 stops16h 15mMultiple Airlines
Wed 12/310:15 amZRH - PDX
2 stops19h 35mMultiple Airlines
Deal found 11/6$458
This Gotogate deal was found by Cheapflights users on 11/5. 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.
Fri 12/53:15 pmPDX - ZRH
2 stops22h 30mMultiple Airlines
Fri 12/129:25 amZRH - PDX
2 stops18h 05mMultiple Airlines
Deal found 11/5$470
This Delta deal was found by Cheapflights users on 11/5. 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.
Wed 11/197:05 amPDX - ZRH
1 stop18h 25mDelta
Wed 12/36:50 amZRH - PDX
2 stops22h 50mDelta
Deal found 11/5$485
This United Airlines deal was found by Cheapflights users on 11/5. 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 12/53:55 pmPDX - ZRH
1 stop14h 35mUnited Airlines
Fri 12/121:20 pmZRH - PDX
2 stops37h 46mUnited Airlines
Deal found 11/5$487
This Delta deal was found by Cheapflights users on 11/4. 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 11/77:12 amPDX - ZRH
1 stop18h 18mDelta
Thu 11/131:30 pmZRH - PDX
2 stops19h 44mDelta
Deal found 11/4$496
This KLM deal was found by Cheapflights users on 11/6. 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.
Sun 11/231:25 pmPDX - ZRH
1 stop24h 00mKLM
Fri 12/56:50 amZRH - PDX
1 stop13h 35mKLM
Deal found 11/6$502
This United Airlines deal was found by Cheapflights users on 11/5. 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 11/198:20 amPDX - ZRH
1 stop14h 20mUnited Airlines
Wed 12/31:15 pmZRH - PDX
1 stop30h 48mUnited Airlines
Deal found 11/5$504
This American Airlines deal was found by Cheapflights users on 11/6. 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.
Sun 11/238:02 amPDX - ZRH
2 stops15h 13mMultiple Airlines
Sat 12/610:15 amZRH - PDX
2 stops19h 04mMultiple Airlines
Deal found 11/6$508
This Delta deal was found by Cheapflights users on 11/4. 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 11/711:10 amPDX - ZRH
2 stops21h 40mDelta
Tue 11/111:30 pmZRH - PDX
2 stops19h 44mDelta
Deal found 11/4$514
This American Airlines deal was found by Cheapflights users on 11/5. 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 11/141:26 pmPDX - ZRH
2 stops17h 19mAmerican Airlines
Tue 11/256:45 amZRH - PDX
2 stops21h 25mAmerican Airlines
Deal found 11/5$518
This Delta deal was found by Cheapflights users on 11/4. 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 11/105:30 amPDX - ZRH
2 stops20h 00mDelta
Sun 11/166:50 amZRH - PDX
1 stop13h 35mDelta
Deal found 11/4$521

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 November 6, 2025.

Most accurate provider

business-class.com
3 stars

Most trusted provider

business-class.com
3 stars

Round-trip from

$454
(American Airlines)

One-way from

$399

Popular in

June

Cheapest in

April

Average price

$664
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. 21% potential increase in price ($228 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 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 November 6, 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 11/10

7:05 am-10:30 am

1 stop18h 25m

Zurich

Mon 11/17

1:30 pm-12:14 am

2 stops19h 44m

$496

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Tue 11/11

5:30 am-10:30 am

2 stops20h 00m

Zurich

Mon 11/17

1:30 pm-12:14 am

2 stops19h 44m

$496

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Wed 11/19

8:20 am-7:40 am

1 stop14h 20m

Zurich

Wed 12/3

9:40 am-6:45 pm

1 stop18h 05m

$504

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Fri 12/5

3:55 pm-3:30 pm

1 stop14h 35m

Zurich

Fri 12/12

1:10 pm-10:15 pm

1 stop18h 05m

$504

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Mon 11/10

7:05 am-10:30 am

1 stop18h 25m

Zurich

Sun 11/16

2:15 pm-11:25 am

1 stop30h 10m

$521

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Wed 11/12

7:05 am-10:30 am

1 stop18h 25m

Zurich

Mon 11/17

6:50 am-11:25 am

1 stop13h 35m

$521

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Sun 11/9

1:25 pm-4:45 pm

1 stop18h 20m

Zurich

Mon 11/17

1:30 pm-12:14 am

2 stops19h 44m

$527

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Wed 11/12

8:20 am-11:55 am

2 stops18h 35m

Zurich

Sun 11/16

11:45 am-12:26 am

2 stops21h 41m

$542

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Mon 11/10

8:20 am-7:40 am

1 stop14h 20m

$399

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Sun 1/4

11:55 pm-11:55 am

2 stops27h 00m

$415

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

Showing 1-10 of 13 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 October 31, 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 November 6, 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.

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 November 6, 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
7.9
Good
8,001 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

7.9

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
8,001 reviews
Delta
7.9
Good
8,001 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

7.9

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.
KLM
7.7
Good
1,405 reviews
Delta
7.9
Good
8,001 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

7.9

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
9,003 reviews
Delta
7.9
Good
8,001 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

7.9

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
7.1
Good
571 reviews
Delta
7.9
Good
8,001 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

7.9

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
7,500 reviews
Delta
7.9
Good
8,001 reviews

Entertainment

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

7.9

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 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?

    Delta and United Airlines can get you from Portland to Interlaken in just under 14h 20m. Your travel time can differ by up to 4h 05m. 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, 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 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 November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$413Average$763FlexibilityNo cancel feeOn-time76%
DeltaCheapest$510Average$1,058FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$523Average$682FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$526Average$797FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$532Average$909FlexibilityNo cancel feeOn-time70%
KLMCheapest$558Average$1,024FlexibilityNo cancel feeOn-time75%
CondorCheapest$560Average$848FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$565Average$823FlexibilityNo cancel feeOn-time67%
SWISSCheapest$677Average$1,026FlexibilityNo cancel feeOn-time79%

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