What is the cheapest airline that flies from Oslo to Portland?

British Airways, Icelandair, and Scandinavian Airlines are the most popular carriers operating from Oslo to Portland

When did momondo last update prices for flights from Oslo to Portland Airport?

Prices for flights from Oslo to Portland Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Oslo to Portland Airport?

As of January 2026, there is 1 operator available to choose from for flights from Oslo to Portland Airport.

How old do you have to be to fly from Oslo to Portland Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Oslo to Portland Airport.

What documentation or ID do you need to fly to Portland Airport?

The travel and health documents you'll need for your trip to Portland Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$353 Cheap Flights from Oslo to Portland in 2026

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Find the cheapest flights from Oslo to Portland

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:40 am - 5:40 pm

OSL

PDX

19h 00m1 stop

6:00 am - 10:40 am

PDX

OSL

19h 40m2 stops

$436British Airways

Wed, Apr 8 - Wed, Apr 22

11:35 am - 5:40 pm

OSL

PDX

15h 05m1 stop

7:30 pm - 11:30 pm

PDX

OSL

19h 00m1 stop

$474British Airways

Wed, Apr 8 - Wed, Apr 22

12:50 pm - 11:41 pm

OSL

PDX

19h 51m2 stops

1:14 pm - 5:35 pm

PDX

OSL

19h 21m2 stops

$485American Airlines

Wed, Apr 8 - Wed, Apr 22

7:40 am - 5:40 pm

OSL

PDX

19h 00m1 stop

11:40 pm - 10:25 am

PDX

OSL

25h 45m2 stops

$490American Airlines

Wed, Apr 22 - Sun, Apr 26

7:20 am - 3:55 pm

OSL

PDX

17h 35m1 stop

12:04 pm - 10:55 am

PDX

OSL

37h 51m2 stops

$493British Airways

Mon, Feb 9 - Sun, Feb 22

7:20 am - 3:55 pm

OSL

PDX

17h 35m1 stop

12:04 pm - 10:55 am

PDX

OSL

37h 51m2 stops

$494British Airways

Mon, Feb 9 - Sun, Feb 22

11:35 am - 11:45 am

OSL

PDX

33h 10m2 stops

11:35 pm - 10:40 pm

PDX

OSL

38h 05m2 stops

$495American Airlines

Mon, Feb 9 - Sun, Feb 22

6:00 am - 10:43 pm

TRF

PDX

25h 43m2 stops

7:00 am - 12:25 am

PDX

TRF

32h 25m2 stops

$801Scandinavian Airlines

Wed, Apr 22 - Sun, Apr 26

6:00 am - 10:43 pm

TRF

PDX

25h 43m2 stops

7:00 am - 12:25 am

PDX

TRF

32h 25m2 stops

$802Scandinavian Airlines

Wed, Apr 22 - Sun, Apr 26

6:00 am - 4:33 pm

TRF

PDX

19h 33m2 stops

1:38 pm - 2:30 pm

PDX

TRF

15h 52m2 stops

$1,286Scandinavian Airlines

Sat, May 23 - Tue, Jun 16

British Airways flights from Oslo to Portland

Our best British Airways deals on Oslo to Portland flight tickets

British Airways

Apr 8

OSL7:40 amOslo Gardermoen

19h 00m

1 stop

PDX5:40 pmPortland

Apr 22

PDX6:00 amPortland

19h 40m

2 stops

OSL10:40 amOslo Gardermoen

$436

Find similar

British Airways

Apr 8

OSL11:35 amOslo Gardermoen

15h 05m

1 stop

PDX5:40 pmPortland

Apr 22

PDX7:30 pmPortland

19h 00m

1 stop

OSL11:30 pmOslo Gardermoen

$474

Find similar

British Airways

Feb 9

OSL7:20 amOslo Gardermoen

17h 35m

1 stop

PDX3:55 pmPortland

Feb 22

PDX12:04 pmPortland

37h 51m

2 stops

OSL10:55 amOslo Gardermoen

$493

Find similar

American Airlines flights from Oslo to Portland

Our best American Airlines deals on Oslo to Portland flight tickets

American Airlines

Apr 8

OSL12:50 pmOslo Gardermoen

19h 51m

2 stops

PDX11:41 pmPortland

Apr 22

PDX1:14 pmPortland

19h 21m

2 stops

OSL5:35 pmOslo Gardermoen

$485

Find similar

American Airlines

Apr 22

OSL7:40 amOslo Gardermoen

19h 00m

1 stop

PDX5:40 pmPortland

Apr 26

PDX11:40 pmPortland

25h 45m

2 stops

OSL10:25 amOslo Gardermoen

$490

Find similar

American Airlines

Feb 9

OSL11:35 amOslo Gardermoen

33h 10m

2 stops

PDX11:45 amPortland

Feb 22

PDX11:35 pmPortland

38h 05m

2 stops

OSL10:40 pmOslo Gardermoen

$495

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Wed 4/8

7:40 am-5:40 pm

1 stop19h 00m

Portland

Wed 4/22

6:00 am-10:40 am

2 stops19h 40m

$436

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Wed 4/8

11:35 am-5:40 pm

1 stop15h 05m

Portland

Wed 4/22

7:30 pm-11:30 pm

1 stop19h 00m

$474

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Wed 4/8

12:50 pm-11:41 pm

2 stops19h 51m

Portland

Wed 4/22

1:14 pm-5:35 pm

2 stops19h 21m

$485

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Wed 4/22

7:40 am-5:40 pm

1 stop19h 00m

Portland

Sun 4/26

11:40 pm-10:25 am

2 stops25h 45m

$490

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Mon 2/9

7:20 am-3:55 pm

1 stop17h 35m

Portland

Sun 2/22

12:04 pm-10:55 am

2 stops37h 51m

$493

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Mon 2/9

7:20 am-3:55 pm

1 stop17h 35m

Portland

Sun 2/22

12:04 pm-10:55 am

2 stops37h 51m

$494

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Mon 2/9

11:35 am-11:45 am

2 stops33h 10m

Portland

Sun 2/22

11:35 pm-10:40 pm

2 stops38h 05m

$495

OsloPortland

TRF - PDX

TRFPDX

Oslo Sandefjord

Wed 4/22

6:00 am-10:43 pm

2 stops25h 43m

Portland

Sun 4/26

7:00 am-12:25 am

2 stops32h 25m

$801

OsloPortland

TRF - PDX

TRFPDX

Oslo Sandefjord

Wed 4/22

6:00 am-10:43 pm

2 stops25h 43m

Portland

Sun 4/26

7:00 am-12:25 am

2 stops32h 25m

$802

OsloPortland

TRF - PDX

TRFPDX

Oslo Sandefjord

Sat 5/23

6:00 am-4:33 pm

2 stops19h 33m

Portland

Tue 6/16

1:38 pm-2:30 pm

2 stops15h 52m

$1,286

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Oslo to Portland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from Oslo is in May. Flight prices, which tend to average around $485, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in May, then you should wait until October to fly from Oslo, when ticket prices are also cheap, with an average price of $531.

How far in advance should I book a flight to Portland?

You are more likely to see cheaper flights to Portland from Oslo when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around $672 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from Oslo for as low as $525 on momondo.

Cheap Oslo to Portland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oslo to Portland

Fastest flight time	15h 05m
Direct flights	None

The fastest flight from Oslo to Portland takes 15h 05m

There are no direct flights from Oslo to Portland. There are no popular flight routes from Oslo to Portland.

Search flight deals

How far is Oslo to Portland by plane?
Oslo and Portland are 4689.3 mi apart from one another. 15h 05m is a normal flight duration for this route.
When did momondo last update prices for flights from Oslo to Portland Airport?
Prices for flights from Oslo to Portland Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Oslo to Portland Airport?
As of January 2026, there is 1 operator available to choose from for flights from Oslo to Portland Airport.
How old do you have to be to fly from Oslo to Portland Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Oslo to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The travel and health documents you'll need for your trip to Portland Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Oslo to Portland

Compare and see reviews for airlines that fly from Oslo to Portland with momondo

Airline	Rating	Free Cancellation	Price
KLM	PriceFrom $490	Free Cancellation	Rating 7.7 1,434 reviews		Search KLM flights

Lincoln City

Seaside

Cannon Beach

Vancouver

Salem

Astoria

Long Beach

Depoe Bay

Rockaway Beach

Beaverton

Hillsboro

Hood River

McMinnville

Gresham

Longview

Tigard

Pacific City

The Dalles

Manzanita

Newberg

Why use momondo?

Why should I use momondo to find a flight deal from Oslo to Portland?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Portland from Oslo.

Can I find flights from Oslo to Portland with flexible booking policies on momondo?

Flights from Oslo to Portland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Oslo to Portland?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Oslo to Portland.

I’m not ready to book a flight from Oslo to Portland right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Oslo to Portland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.