HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Interlaken

$229+ 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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — ZRH
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Portland to Interlaken with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 February 11, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 2/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/93:45 pm
PDX
-
ZRH
1 stop12h 20m
Icelandair
Sun 3/151:00 pm
ZRH
-
PDX
1 stop13h 00m
Icelandair
Deal found 2/9$403
This United Airlines deal was found by Cheapflights users on 2/10. 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 3/107:49 pm
PDX
-
ZRH
2 stops34h 56m
United Airlines
Tue 3/171:00 pm
ZRH
-
PDX
2 stops40h 10m
United Airlines
Deal found 2/10$488
This United Airlines deal was found by Cheapflights users on 2/9. 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 4/148:05 am
PDX
-
ZRH
1 stop15h 00m
United Airlines
Tue 4/211:25 pm
ZRH
-
PDX
2 stops34h 44m
United Airlines
Deal found 2/9$491
This Air Canada deal was found by Cheapflights users on 2/9. 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.
Mon 3/93:15 pm
PDX
-
ZRH
2 stops17h 30m
Multiple Airlines
Sun 3/151:20 pm
ZRH
-
PDX
2 stops33h 20m
Multiple Airlines
Deal found 2/9$497
This United Airlines deal was found by Cheapflights users on 2/11. 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 3/115:05 am
PDX
-
ZRH
2 stops21h 20m
United Airlines
Wed 3/181:20 pm
ZRH
-
PDX
3 stops41h 40m
United Airlines
Deal found 2/11$500
This KAYAK deal was found by Cheapflights users on 2/8. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1310:55 pm
PDX
-
ZRH
1 stop24h 10m
Scandinavian Airlines
Tue 4/212:20 pm
ZRH
-
PDX
1 stop29h 50m
Scandinavian Airlines
Deal found 2/8$505

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 February 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$403
(Cheapflightsfares)

One-way from

$229
(Mytrip)

Popular in

June

Cheapest in

November

Average price

$605
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. 23% potential increase in price ($238 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
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 February 11, 2026.
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

Tue 4/14

8:05 am-8:05 am

1 stop15h 00m

Zurich

Tue 4/21

1:25 pm-5:45 pm

2 stops37h 20m

$491

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Wed 3/11

7:30 am-12:55 pm

2 stops21h 25m

Zurich

Wed 3/18

1:20 pm-11:00 pm

2 stops41h 40m

$499

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Mon 3/9

11:59 pm-7:55 am

1 stop23h 56m

Zurich

Tue 3/24

10:45 am-9:58 pm

1 stop19h 13m

$499

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Wed 3/18

11:10 pm-6:40 am

1 stop23h 30m

Zurich

Tue 3/24

10:45 am-9:54 am

2 stops31h 09m

$511

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Mon 3/9

11:59 pm-7:55 am

1 stop23h 56m

Zurich

Sun 3/15

10:15 am-9:15 am

2 stops31h 00m

$515

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Mon 3/9

7:00 am-8:15 am

2 stops17h 15m

Zurich

Sun 3/15

11:55 am-12:25 pm

1 stop32h 30m

$516

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Mon 4/6

11:59 pm-6:20 pm

2 stops33h 21m

Zurich

Mon 4/13

7:05 pm-10:49 pm

2 stops36h 44m

$523

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Mon 3/16

11:10 pm-6:40 am

1 stop23h 30m

Zurich

Sun 3/22

3:30 pm-9:58 pm

2 stops38h 28m

$526

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Mon 4/20

3:30 pm-1:05 pm

1 stop12h 35m

$229

PortlandZurich

PDX - ZRH

PDXZRH

Portland

Mon 4/13

3:30 pm-1:05 pm

1 stop12h 35m

$231

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

Showing 1-10 of 14 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 February 6, 2026.

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 $841). 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

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 February 11, 2026.
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
8,181 reviews

Crew

8.5

Boarding

8.1

Overall

7.9

Comfort

7.9

Food

7.2

Entertainment

7.8

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
8,181 reviews
Delta
7.9
Good
8,181 reviews

Crew

8.5

Boarding

8.1

Overall

7.9

Comfort

7.9

Food

7.2

Entertainment

7.8

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
9,281 reviews
Delta
7.9
Good
8,181 reviews

Crew

8.5

Boarding

8.1

Overall

7.9

Comfort

7.9

Food

7.2

Entertainment

7.8

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
611 reviews
Delta
7.9
Good
8,181 reviews

Crew

8.5

Boarding

8.1

Overall

7.9

Comfort

7.9

Food

7.2

Entertainment

7.8

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
7,731 reviews
Delta
7.9
Good
8,181 reviews

Crew

8.5

Boarding

8.1

Overall

7.9

Comfort

7.9

Food

7.2

Entertainment

7.8

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
400 reviews
Delta
7.9
Good
8,181 reviews

Crew

8.5

Boarding

8.1

Overall

7.9

Comfort

7.9

Food

7.2

Entertainment

7.8

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?

    United Airlines can get you from Portland to Interlaken in just under 15h. Your travel time can differ by up to . The distance from Portland to Interlaken is about 5357 mi.

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

    For one-way options, check prices for British Airways. According to our data, you can fly for as low as $251. Users have also found prices from $285 and $302 on American 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 $841). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 February 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$376Average$690FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$467Average$801FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$478Average$772FlexibilityNo cancel feeOn-time69%
DeltaCheapest$503Average$957FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$508Average$918FlexibilityNo cancel feeOn-time75%
CondorCheapest$560Average$815FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$565Average$780FlexibilityNo cancel feeOn-time67%
SWISSCheapest$677Average$1,017FlexibilityNo cancel feeOn-time79%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.