How long is the flight from Portland to Interlaken?

Brussels Airlines, United Airlines, and British Airways can get you from Portland to Interlaken in just under 15h 55m. Your travel time can differ by up to 8h 34m. 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.

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.

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).

What are the most popular airlines that fly from Portland to Interlaken?

Consider Icelandair, United Airlines or British Airways when booking your flight. These represent the most popular airlines when flying from Portland to Interlaken.

What is the cheapest time of day to fly from PDX to IN9?

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 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.

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.

$250+ Flights from Portland to Interlaken

Q: How much does it cost to fly round-trip from Portland to Interlaken?

Airfare is below average for this route at the moment. Portland to Interlaken flights typically cost between $673 and $958 in March. The cheapest round-trip price found within the last 3 days was $386 on Icelandair (Mar 16-Mar 22).

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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 31, 2025.

Tue 12/307:10 amPDX - ZRH

2 stops18h 00mMultiple Airlines

Sat 1/319:40 amZRH - PDX

1 stop18h 16mMultiple Airlines

Deal found 12/28

$705

Tue 12/3010:52 pmPDX - ZRH

1 stop23h 48mUnited Airlines

Sat 1/319:40 amZRH - PDX

1 stop18h 16mUnited Airlines

Deal found 12/28

$746

Best flights from Portland to Interlaken
Discover carefully curated flight deals from Portland to Interlaken that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 31, 2025.

Thu 1/297:00 amPDX - ZRH

1 stop15h 55mBrussels Airlines

Thu 2/59:40 amZRH - PDX

1 stop18h 16mBrussels Airlines

Deal found 12/30

$466

Thu 1/297:45 amPDX - ZRH

2 stops19h 10mUnited Airlines

Thu 2/51:20 pmZRH - PDX

2 stops37h 50mUnited Airlines

Deal found 12/30

$485

Mon 3/1611:46 amPDX - ZRH

2 stops24h 29mBritish Airways

Sun 3/226:35 amZRH - PDX

1 stop18h 20mBritish Airways

Deal found 12/30

$503

Tue 4/77:00 amPDX - ZRH

1 stop18h 40mDelta

Mon 4/1311:50 amZRH - PDX

1 stop32h 20mDelta

Deal found 12/29

$504

Tue 4/148:05 amPDX - ZRH

1 stop15h 00mUnited Airlines

Tue 4/211:25 pmZRH - PDX

2 stops38h 09mUnited Airlines

Deal found 12/30

$488

Tue 4/71:56 pmPDX - ZRH

2 stops19h 39mDelta

Tue 4/147:00 amZRH - PDX

1 stop13h 10mDelta

Deal found 12/29

$508

Tue 4/71:39 pmPDX - ZRH

2 stops17h 56mUnited Airlines

Thu 4/169:50 amZRH - PDX

1 stop21h 39mUnited Airlines

Deal found 12/30

$501

Mon 4/611:59 pmPDX - ZRH

1 stop22h 46mUnited Airlines

Wed 4/151:15 pmZRH - PDX

1 stop20h 29mUnited Airlines

Deal found 12/30

$505

Tue 4/77:00 amPDX - ZRH

1 stop15h 45mUnited Airlines

Wed 4/151:05 pmZRH - PDX

1 stop18h 24mUnited Airlines

Deal found 12/30

$505

Sun 2/153:15 pmPDX - ZRH

2 stops35h 40mUnited Airlines

Sun 2/227:30 amZRH - PDX

2 stops24h 10mUnited Airlines

Deal found 12/30

$506

Last-minute flights from Portland to Interlaken
Discover last-minute flight deals from Portland to Interlaken. Data last updated December 31, 2025 and is based on user searches.

Sun 1/47:30 amPDX - ZRH

2 stops24h 10mLufthansa

Fri 1/167:05 amZRH - PDX

2 stops24h 27mLufthansa

Deal found 12/29

$672

Sun 1/410:52 pmPDX - ZRH

1 stop23h 48mUnited Airlines

Fri 1/161:20 pmZRH - PDX

2 stops40h 52mUnited Airlines

Deal found 12/29

$679

Fri 1/1610:47 amPDX - ZRH

2 stops18h 58mSWISS

Fri 1/231:10 pmZRH - PDX

1 stop18h 22mSWISS

Deal found 12/29

$663

Fri 1/239:50 amPDX - ZRH

2 stops18h 05mMultiple Airlines

Sat 1/319:40 amZRH - PDX

1 stop18h 16mMultiple Airlines

Deal found 12/29

$652

Fri 1/237:00 amPDX - ZRH

1 stop15h 55mBrussels Airlines

Sat 1/319:40 amZRH - PDX

1 stop18h 16mBrussels Airlines

Deal found 12/29

$676

Fri 1/239:50 amPDX - ZRH

2 stops21h 40mLufthansa

Sat 1/317:15 amZRH - PDX

2 stops26h 24mLufthansa

Deal found 12/29

$678

Fri 1/2310:47 amPDX - ZRH

1 stop14h 53mSWISS

Sat 1/318:55 pmZRH - PDX

2 stops34h 37mSWISS

Deal found 12/29

$687

Fri 1/239:50 amPDX - ZRH

2 stops21h 55mAir Canada

Sat 1/311:20 pmZRH - PDX

2 stops34h 20mAir Canada

Deal found 12/29

$693

Thu 1/297:00 amPDX - ZRH

1 stop15h 55mBrussels Airlines

Thu 2/59:40 amZRH - PDX

1 stop18h 16mBrussels Airlines

Deal found 12/30

$466

Thu 1/297:45 amPDX - ZRH

2 stops19h 10mUnited Airlines

Thu 2/51:20 pmZRH - PDX

2 stops37h 50mUnited Airlines

Deal found 12/30

$485

One-way flights from Portland to Interlaken
Search for one-way flight options from Portland to Interlaken. Find affordable one-way fares based on user searches. Data last updated December 31, 2025.

Mon 3/233:45 pmPDX - ZRH

1 stop12h 20mIcelandair

Deal found 12/30

$250

Mon 4/1311:59 pmPDX - ZRH

2 stops22h 46mAmerican Airlines

Deal found 12/30

$258

Mon 4/133:30 pmPDX - ZRH

1 stop12h 35mIcelandair

Deal found 12/30

$314

Wed 3/183:15 pmPDX - ZRH

2 stops17h 30mAir Canada

Deal found 12/30

$391

Mon 3/1610:54 pmPDX - ZRH

2 stops29h 01mUnited Airlines

Deal found 12/30

$396

Sat 2/149:50 amPDX - ZRH

2 stops59h 25mAir Canada

Deal found 12/29

$398

Sat 2/1411:59 pmPDX - ZRH

1 stop22h 56mUnited Airlines

Deal found 12/30

$399

Wed 3/1811:00 amPDX - ZRH

1 stop15h 40mSWISS

Deal found 12/30

$407

Fri 1/1611:59 amPDX - ZRH

3 stops39h 06mMultiple Airlines

Deal found 12/29

$467

Fri 1/1610:47 amPDX - ZRH

2 stops20h 58mSWISS

Deal found 12/29

$496

Sun 1/41:40 pmPDX - ZRH

2 stops20h 05mBritish Airways

Deal found 12/30

$499

Find flight deals from Portland to Interlaken

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$386 (oojo)
One-way from	$250 (oojo)
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. 19% potential increase in price ($204 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

Use the filters below to find and compare flights from Portland to Interlaken that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Thu 1/29

7:00 am-7:55 am

1 stop15h 55m

Zurich

Thu 2/5

9:40 am-6:56 pm

1 stop18h 16m

$466

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Thu 1/29

7:45 am-11:55 am

2 stops19h 10m

Zurich

Thu 2/5

1:20 pm-6:10 pm

2 stops37h 50m

$485

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Tue 4/14

8:05 am-8:05 am

1 stop15h 00m

Zurich

Tue 4/21

1:25 pm-6:34 pm

2 stops38h 09m

$488

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Tue 4/7

1:39 pm-4:35 pm

2 stops17h 56m

Zurich

Thu 4/16

9:50 am-10:29 pm

1 stop21h 39m

$501

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Mon 3/16

11:46 am-8:15 pm

2 stops24h 29m

Zurich

Sun 3/22

6:35 am-4:55 pm

1 stop18h 20m

$503

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Tue 4/7

7:00 am-10:40 am

1 stop18h 40m

Zurich

Mon 4/13

11:50 am-11:10 am

1 stop32h 20m

$504

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Mon 4/6

11:59 pm-7:45 am

1 stop22h 46m

Zurich

Wed 4/15

1:15 pm-12:44 am

1 stop20h 29m

$505

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Tue 4/7

7:00 am-7:45 am

1 stop15h 45m

Zurich

Wed 4/15

1:05 pm-10:29 pm

1 stop18h 24m

$505

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Sun 2/15

3:15 pm-11:55 am

2 stops35h 40m

Zurich

Sun 2/22

7:30 am-10:40 pm

2 stops24h 10m

$506

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Tue 4/7

1:56 pm-6:35 pm

2 stops19h 39m

Zurich

Tue 4/14

7:00 am-11:10 am

1 stop13h 10m

$508

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/30

Showing 1-10 of 17 results

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?

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.

How much does it cost to fly round-trip from Portland to Interlaken?

Reviews of airlines servicing Interlaken

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

8,012 reviews

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

8,012 reviews

Delta

7.9

Good

8,012 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

KLM

7.7

Good

1,435 reviews

Delta

7.9

Good

8,012 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

United Airlines

7.4

Good

9,124 reviews

Delta

7.9

Good

8,012 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Icelandair

7.1

Good

593 reviews

Delta

7.9

Good

8,012 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

British Airways

6.7

Okay

7,630 reviews

Delta

7.9

Good

8,012 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Related info for your journey

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?
Brussels Airlines, United Airlines, and British Airways can get you from Portland to Interlaken in just under 15h 55m. Your travel time can differ by up to 8h 34m. 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Portland to Interlaken

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Medford to Zurich flights

Top 8 airlines flying from Portland to Interlaken

Airline	Cheapest	Average	Flexibility	On-time
Icelandair	Cheapest$405	Average$761	FlexibilityNo cancel fee	On-time76%
British Airways	Cheapest$467	Average$910	FlexibilityNo cancel fee	On-time70%
United Airlines	Cheapest$478	Average$797	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$503	Average$1,010	FlexibilityNo cancel fee	On-timeN/A
KLM	Cheapest$558	Average$928	FlexibilityNo cancel fee	On-time75%
Condor	Cheapest$560	Average$835	FlexibilityNo cancel fee	On-time76%
Air Canada	Cheapest$565	Average$780	FlexibilityNo cancel fee	On-time67%
SWISS	Cheapest$802	Average$1,017	FlexibilityNo cancel fee	On-time79%

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$250+ 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 3/23. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Portland to Interlaken

Cheapest flights from Portland to InterlakenExplore 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 31, 2025.

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 31, 2025.

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 31, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portland to Interlaken that are best for you.

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.

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 26, 2025.

What is the cheapest month to book a flight from Portland to Interlaken?

How much does it cost to fly round-trip from Portland to Interlaken?

Reviews of airlines servicing Interlaken

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.

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?

How long is the flight from Portland to Interlaken?

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

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

How can I find direct flights from Portland to Interlaken?

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

What is the cheapest month to book a flight from Portland to Interlaken?

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Alternative routes for Portland to Interlaken

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Top 8 airlines flying from Portland to Interlaken

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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 31, 2025.