What airlines fly to Oslo?

Icelandair, Delta and KLM are the top three most popular airlines that fly to Oslo from Portland according to our data. Icelandair is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Oslo. Keep in mind that there are 5 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?

Icelandair, Delta, and Air France 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 December 2025, there are 5 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.

$208 Cheap Flights from Portland to Oslo in 2025/26

Q: 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 $614 to $928. The lowest price recently found on this route was $503.

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Find the cheapest flights from Portland to Oslo

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

8:30 am - 5:40 pm

PDX

OSL

24h 10m2 stops

6:05 am - 6:56 pm

OSL

PDX

21h 51m2 stops

$503Lufthansa

Wed, Jan 21 - Wed, Jan 28

1:18 pm - 5:40 pm

PDX

OSL

19h 22m2 stops

9:45 am - 9:10 pm

OSL

PDX

19h 25m2 stops

$504Lufthansa

Mon, Feb 23 - Wed, Mar 11

3:50 pm - 11:40 pm

PDX

OSL

22h 50m2 stops

6:10 am - 6:49 pm

OSL

PDX

21h 39m2 stops

$506Lufthansa

Wed, Feb 18 - Fri, Feb 27

1:32 pm - 6:50 pm

PDX

OSL

20h 18m2 stops

6:30 am - 12:25 pm

OSL

PDX

13h 55m1 stop

$508Delta

Mon, Feb 23 - Wed, Mar 11

11:10 am - 2:45 pm

PDX

OSL

18h 35m2 stops

6:30 am - 11:25 am

OSL

PDX

13h 55m1 stop

$514Delta

Wed, Jan 21 - Wed, Jan 28

1:25 pm - 8:40 am

PDX

OSL

34h 15m1 stop

6:30 am - 11:25 am

OSL

PDX

13h 55m1 stop

$517KLM

Wed, Feb 18 - Fri, Feb 27

6:50 am - 8:40 am

PDX

OSL

16h 50m2 stops

12:40 pm - 11:25 am

OSL

PDX

31h 45m1 stop

$522KLM

Thu, Feb 5 - Thu, Feb 12

3:30 pm - 12:35 pm

PDX

OSL

12h 05m1 stop

1:50 pm - 6:00 pm

OSL

PDX

13h 10m1 stop

$523Icelandair

Thu, Apr 30 - Wed, May 6

10:24 am - 2:05 pm

PDX

TRF

42h 41m2 stops

2:35 pm - 10:24 pm

TRF

PDX

40h 49m2 stops

$839Scandinavian Airlines

Sun, Feb 22 - Thu, Feb 26

1:02 pm - 2:05 pm

PDX

TRF

40h 03m2 stops

2:35 pm - 10:24 pm

TRF

PDX

40h 49m2 stops

$1,034Scandinavian Airlines

Sun, Feb 22 - Thu, Feb 26

KLM flights from Portland to Oslo

Our best KLM deals on Portland to Oslo flight tickets

KLM

Feb 18

PDX1:25 pmPortland

34h 15m

1 stop

OSL8:40 amOslo Gardermoen

Feb 27

OSL6:30 amOslo Gardermoen

13h 55m

1 stop

PDX11:25 amPortland

$517

Find similar

KLM

Feb 5

PDX6:50 amPortland

16h 50m

2 stops

OSL8:40 amOslo Gardermoen

Feb 12

OSL12:40 pmOslo Gardermoen

31h 45m

1 stop

PDX11:25 amPortland

$522

Find similar

KLM

Mar 27

PDX2:25 pmPortland

13h 25m

1 stop

OSL11:50 amOslo Gardermoen

Apr 6

OSL4:30 pmOslo Gardermoen

27h 40m

1 stop

PDX11:10 amPortland

$563

Find similar

Icelandair flights from Portland to Oslo

Our best Icelandair deals on Portland to Oslo flight tickets

Icelandair

Apr 30

PDX3:30 pmPortland

12h 05m

1 stop

OSL12:35 pmOslo Gardermoen

May 6

OSL1:50 pmOslo Gardermoen

13h 10m

1 stop

PDX6:00 pmPortland

$523

Find similar

Icelandair

May 14

PDX3:30 pmPortland

12h 05m

1 stop

OSL12:35 pmOslo Gardermoen

May 19

OSL4:30 pmOslo Gardermoen

34h 25m

1 stop

PDX5:55 pmPortland

$539

Find similar

Icelandair

Apr 4

PDX3:30 pmPortland

14h 55m

1 stop

OSL3:25 pmOslo Gardermoen

Apr 11

OSL4:30 pmOslo Gardermoen

34h 30m

1 stop

PDX6:00 pmPortland

$600

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortlandOslo

PDX - OSL

PDXOSL

Portland

Wed 1/21

8:30 am-5:40 pm

2 stops24h 10m

Oslo Gardermoen

Wed 1/28

6:05 am-6:56 pm

2 stops21h 51m

$503

PortlandOslo

PDX - OSL

PDXOSL

Portland

Mon 2/23

1:18 pm-5:40 pm

2 stops19h 22m

Oslo Gardermoen

Wed 3/11

9:45 am-9:10 pm

2 stops19h 25m

$504

PortlandOslo

PDX - OSL

PDXOSL

Portland

Wed 2/18

3:50 pm-11:40 pm

2 stops22h 50m

Oslo Gardermoen

Fri 2/27

6:10 am-6:49 pm

2 stops21h 39m

$506

PortlandOslo

PDX - OSL

PDXOSL

Portland

Mon 2/23

1:32 pm-6:50 pm

2 stops20h 18m

Oslo Gardermoen

Wed 3/11

6:30 am-12:25 pm

1 stop13h 55m

$508

PortlandOslo

PDX - OSL

PDXOSL

Portland

Wed 1/21

11:10 am-2:45 pm

2 stops18h 35m

Oslo Gardermoen

Wed 1/28

6:30 am-11:25 am

1 stop13h 55m

$514

PortlandOslo

PDX - OSL

PDXOSL

Portland

Wed 2/18

1:25 pm-8:40 am

1 stop34h 15m

Oslo Gardermoen

Fri 2/27

6:30 am-11:25 am

1 stop13h 55m

$517

PortlandOslo

PDX - OSL

PDXOSL

Portland

Thu 2/5

6:50 am-8:40 am

2 stops16h 50m

Oslo Gardermoen

Thu 2/12

12:40 pm-11:25 am

1 stop31h 45m

$522

PortlandOslo

PDX - OSL

PDXOSL

Portland

Thu 4/30

3:30 pm-12:35 pm

1 stop12h 05m

Oslo Gardermoen

Wed 5/6

1:50 pm-6:00 pm

1 stop13h 10m

$523

PortlandOslo

PDX - TRF

PDXTRF

Portland

Sun 2/22

10:24 am-2:05 pm

2 stops42h 41m

Oslo Sandefjord

Thu 2/26

2:35 pm-10:24 pm

2 stops40h 49m

$839

PortlandOslo

PDX - TRF

PDXTRF

Portland

Sun 2/22

1:02 pm-2:05 pm

2 stops40h 03m

Oslo Sandefjord

Thu 2/26

2:35 pm-10:24 pm

2 stops40h 49m

$1,034

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?

What is the cheapest month to fly to Oslo?

The month of November is, on average, the cheapest month to fly to Oslo from Portland, with most prices found around $549. If you’re not able to fly to Oslo in November, then October is your next best option. Flight prices from Portland to Oslo during October average around $578.

What is the cheapest day to depart on your flight to Oslo?

The cheapest day to depart on your flight to Oslo is on a Tuesday when prices can be found for as low as $971. This is often the case because there is less demand to fly during this day of the week. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Portland to Oslo for around $1,320.

What is the cheapest time of day to depart on your flight to Oslo?

Flying to Oslo from Portland in the morning is the least expensive time of day to depart. momondo users have found prices as low as $926 when looking at flights departing in the morning. Try not to purchase tickets in the afternoon because they tend to be around $1,216. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight 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 $809 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 $614 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

Fastest flight time	11h 20m
Direct flights	None

The fastest flight from Portland to Oslo takes 11h 20m

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

Search flight deals

How far is Portland to Oslo by plane?
Oslo is 4689.3 mi away from Portland. Typically, this will take 11h 20m 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 December 2025, there are 5 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
Scandinavian Airlines	PriceFrom $317	Free Cancellation	Rating 7.4 1,620 reviews	Search Scandinavian Airlines flights
Icelandair	PriceFrom $436	Free Cancellation	Rating 7.0 592 reviews	Search Icelandair flights
British Airways	PriceFrom $579	Free Cancellation	Rating 6.7 7,605 reviews	Search British Airways flights
Delta	PriceFrom $589	Free Cancellation	Rating 7.9 8,014 reviews	Search Delta flights
KLM	PriceFrom $611	Free Cancellation	Rating 7.7 1,434 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.