Cheap Flights from Portland to Oslo from £298️ (PDX-OSL)

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Latest Flight Deals from Portland to Oslo

Book one-way or return flights from Portland to Oslo from as little as £298. Choose from the popular airlines below and book your flight today!

One way
Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Portland to Oslo? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Portland to Oslo. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Airlines Flying from Portland to Oslo

View airlines operating flights from Portland to Oslo. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Alaska Airlines

From £274

WestJet

From £291

American Airlines

From £298

United Airlines

From £298

Frontier Airlines

From £354

Sun Country Airlines

From £437

Delta Air Lines

From £449

KLM

From £466

Icelandair

From £481

Swiss Airlines

From £556

ANA airlines

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Alternative Routes from Portland to Oslo

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Portland to Oslo.

Cheapest
PDX
19:25
32h 40m
2 transfer
OSL
13:05
Portland International Airport - Oslo Airport
Sun, May 26Alaska Airlines
£274
PDX
14:40
36h 25m
4 transfer
TRF
12:05
Portland International Airport - Sandefjord Airport
Tue, May 14Alaska Airlines
£933
PDX
14:40
36h 25m
4 transfer
TRF
12:05
Portland International Airport - Sandefjord Airport
Tue, May 14Alaska Airlines
£933
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How do I find the cheapest flights?

When are flight tickets from Portland (PDX) to Oslo (OSL) the cheapest?
Airlines adjust prices for flights from Portland to Oslo based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much are flights from Portland (PDX) to Oslo (OSL) cost?
According to Trip.com's data, the lowest price is around £1,183.
What is the transportation method from the main airport to downtown in Oslo?
- The distance from Oslo Airport to downtown is about 36km, by taxi about 50 minutes.
How many airports in Oslo (OSL)?
There are 3 airport(s) in Oslo (OSL): Oslo Airport, Oslo Rygge Airport and Sandefjord Airport.

How to find a cheap flight from Portland to Oslo

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Portland to Oslo. Book your flights at the right time and save more.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

Look Out for Deals

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Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

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