What airlines fly to Oslo?

KLM, Icelandair and Delta are the top three most popular airlines that fly to Oslo from Portland according to our data. KLM is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Oslo. Keep in mind that there are 6 different airlines that fly to Oslo on a routine basis, so you have a few additional options to choose from.

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

British Airways, Delta, and United Airlines are the most popular carriers operating from Portland to Oslo

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

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

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

As of November 2026, there are 6 operators available to choose from for flights from Portland Airport to Oslo.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Oslo.

What documentation or ID do you need to fly to Oslo?

The travel and health documents required for your trip to Oslo can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Oslo. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$254 Cheap Flights from Portland to Oslo in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to Oslo

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:45 pm - 11:35 amPDX Portland-OSL Oslo Gardermoen

11h 50m1 stop Reykjavik Keflavik Intl

1:10 pm - 5:00 pmOSL Oslo Gardermoen-PDX Portland

12h 50m1 stop Reykjavik Keflavik Intl

$415Icelandair

Mon, Nov 16 - Wed, Dec 2

2:45 pm - 8:35 pmPDX Portland-OSL Oslo Gardermoen

20h 50m1 stop Reykjavik Keflavik Intl

1:10 pm - 5:00 pmOSL Oslo Gardermoen-PDX Portland

12h 50m1 stop Reykjavik Keflavik Intl

$420Icelandair

Wed, Feb 10 - Thu, Feb 25

3:15 pm - 5:55 pmPDX Portland-OSL Oslo Gardermoen

17h 40m2 stops Vancouver Intl Munich Franz Josef Strauss

11:45 am - 8:45 pmOSL Oslo Gardermoen-PDX Portland

18h 00m2 stops Munich Franz Josef Strauss Vancouver Intl

$475Multiple Airlines

Wed, Apr 14 - Thu, Apr 22

7:10 pm - 5:40 pmPDX Portland-OSL Oslo Gardermoen

37h 30m2 stops Vancouver Intl Munich Franz Josef Strauss

11:50 am - 6:31 pmOSL Oslo Gardermoen-PDX Portland

39h 41m2 stops Munich Franz Josef Strauss Vancouver Intl

$476Air Canada

Mon, Nov 16 - Wed, Dec 2

11:10 pm - 11:00 amPDX Portland-OSL Oslo Gardermoen

26h 50m2 stops Newark Munich Franz Josef Strauss

11:50 am - 12:44 amOSL Oslo Gardermoen-PDX Portland

21h 54m2 stops Munich Franz Josef Strauss San Francisco

$504United Airlines

Mon, Nov 16 - Wed, Nov 25

10:57 am - 9:55 pmPDX Portland-OSL Oslo Gardermoen

25h 58m3 stops San Francisco Chicago O'Hare Intl Munich Franz Josef Strauss

6:25 am - 6:25 pmOSL Oslo Gardermoen-PDX Portland

21h 00m2 stops Frankfurt am Main Vancouver Intl

$507United Airlines

Sat, Apr 24 - Fri, May 7

11:54 am - 2:35 pmPDX Portland-OSL Oslo Gardermoen

17h 41m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

6:05 am - 11:40 amOSL Oslo Gardermoen-PDX Portland

14h 35m1 stop Amsterdam Schiphol

$569Delta

Wed, Dec 2 - Wed, Dec 9

11:10 am - 11:45 amPDX Portland-OSL Oslo Gardermoen

15h 35m2 stops Seattle/Tacoma Intl Paris Charles de Gaulle

6:30 am - 11:10 amOSL Oslo Gardermoen-PDX Portland

13h 40m1 stop Amsterdam Schiphol

$574Delta

Tue, Apr 27 - Tue, May 11

1:40 pm - 12:25 pmPDX Portland-OSL Oslo Gardermoen

13h 45m1 stop Amsterdam Schiphol

6:05 am - 11:40 amOSL Oslo Gardermoen-PDX Portland

14h 35m1 stop Amsterdam Schiphol

$575KLM

Wed, Dec 2 - Wed, Dec 9

1:20 pm - 12:25 pmPDX Portland-OSL Oslo Gardermoen

14h 05m1 stop Amsterdam Schiphol

6:05 am - 11:40 amOSL Oslo Gardermoen-PDX Portland

14h 35m1 stop Amsterdam Schiphol

$575KLM

Mon, Nov 16 - Wed, Nov 25

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

United Airlines flights from Portland to Oslo

Our best United Airlines deals on Portland to Oslo flight tickets

United Airlines

Nov 16

PDX11:10 pmPortland

26h 50m

2 stops

OSL11:00 amOslo Gardermoen

Nov 25

OSL11:50 amOslo Gardermoen

21h 54m

2 stops

PDX12:44 amPortland

$504

United Airlines

Apr 24

PDX10:57 amPortland

25h 58m

3 stops

OSL9:55 pmOslo Gardermoen

May 6

OSL6:25 amOslo Gardermoen

25h 05m

2 stops

PDX10:30 pmPortland

$507

United Airlines

Feb 1

PDX8:40 amPortland

24h 00m

2 stops

OSL5:40 pmOslo Gardermoen

Feb 5

OSL11:50 amOslo Gardermoen

35h 46m

2 stops

PDX2:36 pmPortland

$509

Delta flights from Portland to Oslo

Our best Delta deals on Portland to Oslo flight tickets

Delta

Dec 2

PDX11:54 amPortland

17h 41m

2 stops

OSL2:35 pmOslo Gardermoen

Dec 9

OSL6:05 amOslo Gardermoen

14h 35m

1 stop

PDX11:40 amPortland

$569

Delta

Apr 27

PDX11:10 amPortland

15h 35m

2 stops

OSL11:45 amOslo Gardermoen

May 11

OSL6:30 amOslo Gardermoen

13h 40m

1 stop

PDX11:10 amPortland

$574

Delta

Nov 15

PDX1:40 pmPortland

13h 05m

1 stop

OSL11:45 amOslo Gardermoen

Nov 22

OSL6:05 amOslo Gardermoen

14h 35m

1 stop

PDX11:40 amPortland

$576

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

PortlandOslo

PDX Portland - OSL Oslo Gardermoen

PDXOSL

Portland

Mon 11/16

2:45 pm-11:35 am

1 stop11h 50m

Oslo Gardermoen

Wed 12/2

1:10 pm-5:00 pm

1 stop12h 50m

$415

PortlandOslo

PDX Portland - OSL Oslo Gardermoen

PDXOSL

Portland

Wed 2/10

2:45 pm-8:35 pm

1 stop20h 50m

Oslo Gardermoen

Thu 2/25

1:10 pm-5:00 pm

1 stop12h 50m

$420

PortlandOslo

PDX Portland - OSL Oslo Gardermoen

PDXOSL

Portland

Wed 4/14

3:15 pm-5:55 pm

2 stops17h 40m

Oslo Gardermoen

Thu 4/22

11:45 am-8:45 pm

2 stops18h 00m

$475

PortlandOslo

PDX Portland - OSL Oslo Gardermoen

PDXOSL

Portland

Mon 11/16

7:10 pm-5:40 pm

2 stops37h 30m

Oslo Gardermoen

Wed 12/2

11:50 am-6:31 pm

2 stops39h 41m

$476

PortlandOslo

PDX Portland - OSL Oslo Gardermoen

PDXOSL

Portland

Mon 11/16

11:10 pm-11:00 am

2 stops26h 50m

Oslo Gardermoen

Wed 11/25

11:50 am-12:44 am

2 stops21h 54m

$504

PortlandOslo

PDX Portland - OSL Oslo Gardermoen

PDXOSL

Portland

Sat 4/24

10:57 am-9:55 pm

3 stops25h 58m

Oslo Gardermoen

Fri 5/7

6:25 am-6:25 pm

2 stops21h 00m

$507

PortlandOslo

PDX Portland - OSL Oslo Gardermoen

PDXOSL

Portland

Wed 12/2

11:54 am-2:35 pm

2 stops17h 41m

Oslo Gardermoen

Wed 12/9

6:05 am-11:40 am

1 stop14h 35m

$569

PortlandOslo

PDX Portland - OSL Oslo Gardermoen

PDXOSL

Portland

Tue 4/27

11:10 am-11:45 am

2 stops15h 35m

Oslo Gardermoen

Tue 5/11

6:30 am-11:10 am

1 stop13h 40m

$574

PortlandOslo

PDX Portland - OSL Oslo Gardermoen

PDXOSL

Portland

Wed 12/2

1:40 pm-12:25 pm

1 stop13h 45m

Oslo Gardermoen

Wed 12/9

6:05 am-11:40 am

1 stop14h 35m

$575

PortlandOslo

PDX Portland - OSL Oslo Gardermoen

PDXOSL

Portland

Mon 11/16

1:20 pm-12:25 pm

1 stop14h 05m

Oslo Gardermoen

Wed 11/25

6:05 am-11:40 am

1 stop14h 35m

$575

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 Portland to Oslo

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 typical price of a round-trip flight between Portland and Oslo?

Prices are currently low for flights on this route.

Typical prices usually range from $424 to $567.
The lowest price recently found on this route was $415.

What is the cheapest month to fly to Oslo?

The month of April is, on average, the cheapest month to fly to Oslo from Portland, with most prices found around $436. If you’re not able to fly to Oslo in April, then January is your next best option. Flight prices from Portland to Oslo during January average around $475.

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

You are more likely to see cheaper flights to Oslo from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Oslo for around $655 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oslo from Portland for as low as $579 on momondo.

Cheap Portland to Oslo flight deals and tips

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

Best Price Found	$254
Fastest flight time	11h 50m
Direct flights	None

The best one-way flight to Oslo from Portland in the past 72 hours is $254. The best round-trip flight deal from Portland to Oslo found on momondo in the last 72 hours is $415.

The fastest flight from Portland to Oslo takes 11h 50m

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

Search flight deals

Frequently asked questions about flying from Portland to Oslo

How far is Portland to Oslo by plane?
Oslo is 4689.3 mi away from Portland. Typically, this will take 11h 50m by plane in normal conditions.
When did momondo last update prices for flights from Portland Airport to Oslo?
Prices for flights from Portland Airport to Oslo are refreshed on a daily basis.
How many operators does momondo search for flights from Portland Airport to Oslo?
As of November 2026, there are 6 operators available to choose from for flights from Portland Airport to Oslo.
How old do you have to be to fly from Portland Airport to Oslo?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Oslo.
What documentation or ID do you need to fly to Oslo?
The travel and health documents required for your trip to Oslo can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Oslo. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Portland to Oslo

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

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom $422	Free Cancellation	Rating 6.9 766 reviews	Search Icelandair flights
Scandinavian Airlines	PriceFrom $485	Free Cancellation	Rating 7.4 2,030 reviews	Search Scandinavian Airlines flights
British Airways	PriceFrom $496	Free Cancellation	Rating 6.7 8,280 reviews	Search British Airways flights
United Airlines	PriceFrom $506	Free Cancellation	Rating 7.3 10,463 reviews	Search United Airlines flights
Delta	PriceFrom $516	Free Cancellation	Rating 7.8 8,697 reviews	Search Delta flights
KLM	PriceFrom $544	Free Cancellation	Rating 7.8 1,595 reviews	Search KLM flights

Why use momondo?

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

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 Oslo from Portland.

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

Yes. momondo allows you to filter the results for Portland to Oslo flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Oslo from Portland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Portland to Oslo flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Oslo trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Thu 12/3

Thu 12/10

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Norway

Nearby airports

Airlines

Other Norway destinations

Other flights from Portland

Complete your trip

Feeling lucky

Fly into one of these airports located in Oslo

Oslo Gardermoen Airport

Oslo Sandefjord Airport

Cheap flights from Portland to Oslo from $254

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Oslo departing on 12/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Portland to Oslo

Cheap round-trip flights

Cheap one-way flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

United Airlines flights from Portland to Oslo

Our best United Airlines deals on Portland to Oslo flight tickets

Delta flights from Portland to Oslo

Our best Delta deals on Portland to Oslo flight tickets

momondo Fare Finder

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

See travel insights to Oslo from

How to get the cheapest flight ticket from Portland to Oslo

What is the typical price of a round-trip flight between Portland and Oslo?

What is the cheapest month to fly to Oslo?

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

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

What airlines fly to Oslo?

Cheap Portland to Oslo flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Portland to Oslo

Best airlines flying from Portland to Oslo

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

Why use momondo?

An easier way to manage your Oslo trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Norway

Fly into one of these airports located in Oslo

Airports listed have a maximum distance of 53.1 mi from Oslo

Fly your favorite airline to Oslo

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Popular cities in Norway

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Portland

According to popular flight searches on momondo this year

Complete your trip to Oslo

Explore popular destinations other users love

According to popular flight searches on momondo this year