Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Portland to Oslo from $218

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 4/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

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

Trusted and free

Trusted and free

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

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Portland to Oslo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
3:30 pm - 12:35 pm
PDX
-
OSL
12h 05m
1 stop
Icelandair Logo
1:50 pm - 5:55 pm
OSL
-
PDX
13h 05m
1 stop
$510Icelandair
Sat, Sep 26 - Fri, Oct 16
Icelandair Logo
7:05 pm - 3:25 pm
PDX
-
OSL
11h 20m
1 stop
Icelandair Logo
4:30 pm - 5:55 pm
OSL
-
PDX
34h 25m
1 stop
$513Icelandair
Wed, Aug 26 - Thu, Sep 10
Delta Logo
11:20 am - 4:40 pm
PDX
-
OSL
20h 20m
2 stops
Delta Logo
6:30 am - 11:10 am
OSL
-
PDX
13h 40m
1 stop
$516Delta
Thu, May 7 - Thu, May 14
Icelandair Logo
7:05 pm - 3:25 pm
PDX
-
OSL
11h 20m
1 stop
Icelandair Logo
4:30 pm - 5:55 pm
OSL
-
PDX
34h 25m
1 stop
$518Icelandair
Sun, Aug 23 - Tue, Sep 8
KLM Logo
1:05 pm - 8:55 pm
PDX
-
OSL
22h 50m
1 stop
KLM Logo
6:30 am - 11:10 am
OSL
-
PDX
13h 40m
1 stop
$523KLM
Mon, Apr 27 - Mon, May 4
KLM Logo
1:05 pm - 8:55 pm
PDX
-
OSL
22h 50m
1 stop
KLM Logo
6:30 am - 11:10 am
OSL
-
PDX
13h 40m
1 stop
$524KLM
Sun, May 10 - Thu, May 14
Delta Logo
11:20 am - 4:40 pm
PDX
-
OSL
20h 20m
2 stops
Delta Logo
11:50 am - 10:02 pm
OSL
-
PDX
19h 12m
2 stops
$526Delta
Thu, May 7 - Thu, May 14
Delta Logo
3:30 pm - 4:20 pm
PDX
-
OSL
15h 50m
2 stops
Delta Logo
6:30 am - 11:10 am
OSL
-
PDX
13h 40m
1 stop
$529Delta
Sun, May 10 - Thu, May 14
KLM Logo
1:05 pm - 12:30 pm
PDX
-
OSL
14h 25m
1 stop
KLM Logo
11:50 am - 6:52 pm
OSL
-
PDX
16h 02m
2 stops
$532KLM
Mon, Apr 27 - Mon, May 4
Icelandair Logo
7:05 pm - 3:25 pm
PDX
-
OSL
11h 20m
1 stop
Icelandair Logo
4:30 pm - 11:45 am
OSL
-
PDX
28h 15m
1 stop
$538Icelandair
Sun, Aug 23 - Wed, Sep 2

KLM flights from Portland to Oslo Gardermoen Airport

Our best KLM deals on Portland to Oslo Gardermoen Airport flight tickets
KLM
Apr 27
PDX1:05 pmPortland
22h 50m
1 stop
OSL8:55 pmOslo Gardermoen
May 4
OSL6:30 amOslo Gardermoen
13h 40m
1 stop
PDX11:10 amPortland
$523
KLM
May 10
PDX1:05 pmPortland
22h 50m
1 stop
OSL8:55 pmOslo Gardermoen
May 14
OSL6:30 amOslo Gardermoen
13h 40m
1 stop
PDX11:10 amPortland
$524
KLM
Apr 20
PDX3:35 pmPortland
15h 45m
2 stops
OSL4:20 pmOslo Gardermoen
Apr 27
OSL5:20 pmOslo Gardermoen
26h 50m
1 stop
PDX11:10 amPortland
$527

Delta flights from Portland to Oslo Gardermoen Airport

Our best Delta deals on Portland to Oslo Gardermoen Airport flight tickets
Delta
May 7
PDX11:20 amPortland
20h 20m
2 stops
OSL4:40 pmOslo Gardermoen
May 14
OSL6:30 amOslo Gardermoen
13h 40m
1 stop
PDX11:10 amPortland
$516
Delta
May 7
PDX11:20 amPortland
20h 20m
2 stops
OSL4:40 pmOslo Gardermoen
May 14
OSL11:50 amOslo Gardermoen
19h 12m
2 stops
PDX10:02 pmPortland
$526
Delta
May 10
PDX3:30 pmPortland
15h 50m
2 stops
OSL4:20 pmOslo Gardermoen
May 14
OSL6:30 amOslo Gardermoen
13h 40m
1 stop
PDX11:10 amPortland
$529

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Oslo Gardermoen Airport 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, momondo users made 832,500 searches. Data last updated April 12, 2026.
Use the filters below to find and compare flights from Portland to Oslo Gardermoen Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PortlandOslo

PDX - OSL

PDXOSL

Portland

Sat 9/26

3:30 pm-12:35 pm

1 stop12h 05m

Oslo Gardermoen

Fri 10/16

1:50 pm-5:55 pm

1 stop13h 05m

$510

PortlandOslo

PDX - OSL

PDXOSL

Portland

Wed 8/26

7:05 pm-3:25 pm

1 stop11h 20m

Oslo Gardermoen

Thu 9/10

4:30 pm-5:55 pm

1 stop34h 25m

$513

PortlandOslo

PDX - OSL

PDXOSL

Portland

Thu 5/7

11:20 am-4:40 pm

2 stops20h 20m

Oslo Gardermoen

Thu 5/14

6:30 am-11:10 am

1 stop13h 40m

$516

PortlandOslo

PDX - OSL

PDXOSL

Portland

Sun 8/23

7:05 pm-3:25 pm

1 stop11h 20m

Oslo Gardermoen

Tue 9/8

4:30 pm-5:55 pm

1 stop34h 25m

$518

PortlandOslo

PDX - OSL

PDXOSL

Portland

Mon 4/27

1:05 pm-8:55 pm

1 stop22h 50m

Oslo Gardermoen

Mon 5/4

6:30 am-11:10 am

1 stop13h 40m

$523

PortlandOslo

PDX - OSL

PDXOSL

Portland

Sun 5/10

1:05 pm-8:55 pm

1 stop22h 50m

Oslo Gardermoen

Thu 5/14

6:30 am-11:10 am

1 stop13h 40m

$524

PortlandOslo

PDX - OSL

PDXOSL

Portland

Thu 5/7

11:20 am-4:40 pm

2 stops20h 20m

Oslo Gardermoen

Thu 5/14

11:50 am-10:02 pm

2 stops19h 12m

$526

PortlandOslo

PDX - OSL

PDXOSL

Portland

Sun 5/10

3:30 pm-4:20 pm

2 stops15h 50m

Oslo Gardermoen

Thu 5/14

6:30 am-11:10 am

1 stop13h 40m

$529

PortlandOslo

PDX - OSL

PDXOSL

Portland

Mon 4/27

1:05 pm-12:30 pm

1 stop14h 25m

Oslo Gardermoen

Mon 5/4

11:50 am-6:52 pm

2 stops16h 02m

$532

PortlandOslo

PDX - OSL

PDXOSL

Portland

Sun 8/23

7:05 pm-3:25 pm

1 stop11h 20m

Oslo Gardermoen

Wed 9/2

4:30 pm-11:45 am

1 stop28h 15m

$538

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Oslo from

How to get the cheapest flight ticket from Portland to Oslo Gardermoen Airport

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

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

What is the cheapest month to fly to Oslo Gardermoen Airport?

The cheapest month to fly to Oslo Gardermoen Airport from Portland is in April. Flight prices, which tend to average around $436, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of April, then book flights to Oslo Gardermoen Airport from Portland during January instead. Flights to Oslo Gardermoen Airport in January, while not as cheap as those in April, still average around $538.

How far in advance should I book a flight to Oslo Gardermoen Airport?

You are more likely to see cheaper flights to Oslo Gardermoen Airport from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Oslo Gardermoen Airport for around $676 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oslo Gardermoen Airport from Portland for as low as $569 on momondo.

Can stopping save me money on Portland to Oslo Gardermoen Airport flights?

You could potentially save up to 9% on your flight if you consider stops on a Portland to Oslo Gardermoen Airport flight.

How have Portland to Oslo Gardermoen Airport flight prices changed over time?

As of April 2026, prices for Portland to Oslo Gardermoen Airport flights are approximately 73% cheaper when compared to flights at the same time last year.

When to book flights from Portland to Oslo Gardermoen Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Oslo Gardermoen Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Oslo Gardermoen Airport (PDX to OSL) flight deals and tips

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

Fastest flight time

11h 20m

Direct flights

None
The fastest flight from Portland to Oslo Gardermoen Airport takes 11h 20m
There are no direct flights from Portland to Oslo Gardermoen Airport. There are no popular flight routes from Portland to Oslo Gardermoen Airport.
Search flight deals

Frequently asked questions about flying from Portland to Oslo Gardermoen Airport

  • How far is Portland to Oslo Gardermoen by plane?

    Portland and Oslo Gardermoen are 4679.7 mi apart from one another. Flights usually cover this in 11h 20m, depending on flying conditions and air traffic around both airports.

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

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

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

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

    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 Gardermoen Airport.

  • What documentation or ID do you need to fly to Oslo Gardermoen Airport?

    The travel and health documents required for your trip to Oslo Gardermoen Airport 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 Gardermoen Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Portland to Oslo Gardermoen Airport?

Best airlines flying from Portland to Oslo Gardermoen Airport

Compare and see reviews for airlines that fly from Portland to Oslo Gardermoen Airport with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $422Free CancellationRating
7.0
632 reviews
Search Icelandair flights
Scandinavian AirlinesPriceFrom $485Free CancellationRating
7.3
1,748 reviews
Search Scandinavian Airlines flights
British AirwaysPriceFrom $496Free CancellationRating
6.7
7,875 reviews
Search British Airways flights
DeltaPriceFrom $515Free CancellationRating
7.9
8,407 reviews
Search Delta flights
KLMPriceFrom $531Free CancellationRating
7.8
1,495 reviews
Search KLM flights

Traveling to a place near Oslo?

Book flights to Oslo if you plan to visit one of these locations
Gardermoen
Fredrikstad
Lillehammer
Drammen

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Oslo. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Oslo from Portland which offer a flexible booking policy as well as other useful filters and features.

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?

Price alerts on flights to Oslo from Portland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Oslo Gardermoen Airport 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
Tue 5/12
Tue 5/19
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Oslo

Popular cities in Norway

Popular flights according to clicks in the last 7 days on momondo
Flights to Oslo Sandefjord Airportfrom $504