Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Portland to Oslo from $432

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Oslo departing on 4/4. 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
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
3:45 pm - 3:25 pmPDX-OSL
14h 40m1 stop
Icelandair Logo
1:50 pm - 6:00 pmOSL-PDX
13h 10m1 stop
$432Icelandair
Find Deal
Sat, Apr 4 - Sun, Apr 12
Icelandair Logo
3:45 pm - 11:35 amPDX-OSL
11h 50m1 stop
Icelandair Logo
1:50 pm - 6:00 pmOSL-PDX
13h 10m1 stop
$457Icelandair
Find Deal
Thu, Mar 26 - Fri, Apr 3
Scandinavian Airlines Logo
10:00 am - 5:20 pmPDX-OSL
22h 20m2 stops
Scandinavian Airlines Logo
1:05 pm - 9:35 pmOSL-PDX
17h 30m1 stop
$470Scandinavian Airlines
Find Deal
Wed, Apr 15 - Wed, Apr 29
Scandinavian Airlines Logo
1:00 pm - 6:15 pmPDX-OSL
20h 15m2 stops
Scandinavian Airlines Logo
5:55 am - 10:22 pmOSL-PDX
25h 27m2 stops
$483Scandinavian Airlines
Find Deal
Wed, Feb 18 - Fri, Feb 27
Delta Logo
9:10 am - 2:45 pmPDX-OSL
20h 35m2 stops
Delta Logo
6:30 am - 11:25 amOSL-PDX
13h 55m1 stop
$563Delta
Find Deal
Wed, Feb 18 - Fri, Feb 27
KLM Logo
1:25 pm - 11:50 amPDX-OSL
13h 25m1 stop
KLM Logo
6:30 am - 11:25 amOSL-PDX
13h 55m1 stop
$564KLM
Find Deal
Wed, Feb 18 - Fri, Feb 27
KLM Logo
7:05 am - 8:40 amPDX-OSL
16h 35m2 stops
KLM Logo
9:25 am - 11:25 amOSL-PDX
35h 00m1 stop
$568KLM
Find Deal
Sat, Nov 15 - Sat, Nov 22
British Airways Logo
5:45 pm - 5:30 pmPDX-OSL
14h 45m1 stop
British Airways Logo
7:25 pm - 4:55 pmOSL-PDX
29h 30m1 stop
$646British Airways
Find Deal
Fri, Mar 6 - Tue, Mar 10
British Airways Logo
6:00 am - 2:10 pmPDX-OSL
23h 10m2 stops
British Airways Logo
6:30 pm - 4:55 pmOSL-PDX
30h 25m1 stop
$659British Airways
Find Deal
Sat, Feb 28 - Sat, Mar 14
Delta Logo
1:25 pm - 8:40 amPDX-OSL
34h 15m1 stop
Delta Logo
12:40 pm - 4:29 pmOSL-PDX
35h 49m2 stops
$736Delta
Find Deal
Fri, Mar 6 - Tue, Mar 10

Icelandair flights from Portland to Oslo Gardermoen Airport

Our best Icelandair deals on Portland to Oslo Gardermoen Airport flight tickets
Icelandair
Apr 4
PDX3:45 pmPortland
14h 40m
1 stop
OSL3:25 pmOslo Gardermoen
Apr 12
OSL1:50 pmOslo Gardermoen
13h 10m
1 stop
PDX6:00 pmPortland
$432
Find similar
Icelandair
Mar 26
PDX3:45 pmPortland
11h 50m
1 stop
OSL11:35 amOslo Gardermoen
Apr 3
OSL1:50 pmOslo Gardermoen
13h 10m
1 stop
PDX6:00 pmPortland
$457
Find similar
Icelandair
Dec 1
PDX2:45 pmPortland
11h 50m
1 stop
OSL11:35 amOslo Gardermoen
Dec 14
OSL9:30 pmOslo Gardermoen
28h 30m
1 stop
PDX5:00 pmPortland
$556
Find similar

Scandinavian Airlines flights from Portland to Oslo Gardermoen Airport

Our best Scandinavian Airlines deals on Portland to Oslo Gardermoen Airport flight tickets
Scandinavian Airlines
Apr 15
PDX10:00 amPortland
22h 20m
2 stops
OSL5:20 pmOslo Gardermoen
Apr 29
OSL1:05 pmOslo Gardermoen
17h 30m
1 stop
PDX9:35 pmPortland
$470
Find similar
Scandinavian Airlines
Feb 18
PDX1:00 pmPortland
20h 15m
2 stops
OSL6:15 pmOslo Gardermoen
Feb 27
OSL5:55 amOslo Gardermoen
25h 27m
2 stops
PDX10:22 pmPortland
$483
Find similar
Scandinavian Airlines
Apr 15
PDX7:00 amPortland
14h 45m
1 stop
OSL6:45 amOslo Gardermoen
Apr 29
OSL1:05 pmOslo Gardermoen
17h 30m
1 stop
PDX9:35 pmPortland
$574
Find similar

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 October 20, 2025.
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

PortlandOslo

PDX - OSL

PDXOSL

Portland

Sat 4/4

3:45 pm-3:25 pm

1 stop14h 40m

Oslo Gardermoen

Sun 4/12

1:50 pm-6:00 pm

1 stop13h 10m

$432

PortlandOslo

PDX - OSL

PDXOSL

Portland

Thu 3/26

3:45 pm-11:35 am

1 stop11h 50m

Oslo Gardermoen

Fri 4/3

1:50 pm-6:00 pm

1 stop13h 10m

$457

PortlandOslo

PDX - OSL

PDXOSL

Portland

Wed 4/15

10:00 am-5:20 pm

2 stops22h 20m

Oslo Gardermoen

Wed 4/29

1:05 pm-9:35 pm

1 stop17h 30m

$470

PortlandOslo

PDX - OSL

PDXOSL

Portland

Wed 2/18

1:00 pm-6:15 pm

2 stops20h 15m

Oslo Gardermoen

Fri 2/27

5:55 am-10:22 pm

2 stops25h 27m

$483

PortlandOslo

PDX - OSL

PDXOSL

Portland

Wed 2/18

9:10 am-2:45 pm

2 stops20h 35m

Oslo Gardermoen

Fri 2/27

6:30 am-11:25 am

1 stop13h 55m

$563

PortlandOslo

PDX - OSL

PDXOSL

Portland

Wed 2/18

1:25 pm-11:50 am

1 stop13h 25m

Oslo Gardermoen

Fri 2/27

6:30 am-11:25 am

1 stop13h 55m

$564

PortlandOslo

PDX - OSL

PDXOSL

Portland

Sat 11/15

7:05 am-8:40 am

2 stops16h 35m

Oslo Gardermoen

Sat 11/22

9:25 am-11:25 am

1 stop35h 00m

$568

PortlandOslo

PDX - OSL

PDXOSL

Portland

Fri 3/6

5:45 pm-5:30 pm

1 stop14h 45m

Oslo Gardermoen

Tue 3/10

7:25 pm-4:55 pm

1 stop29h 30m

$646

PortlandOslo

PDX - OSL

PDXOSL

Portland

Sat 2/28

6:00 am-2:10 pm

2 stops23h 10m

Oslo Gardermoen

Sat 3/14

6:30 pm-4:55 pm

1 stop30h 25m

$659

PortlandOslo

PDX - OSL

PDXOSL

Portland

Fri 3/6

1:25 pm-8:40 am

1 stop34h 15m

Oslo Gardermoen

Tue 3/10

12:40 pm-4:29 pm

2 stops35h 49m

$736

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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 October. Flight prices, which tend to average around $578, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of October, then book flights to Oslo Gardermoen Airport from Portland during September instead. Flights to Oslo Gardermoen Airport in September, while not as cheap as those in October, still average around $639.

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

According to our data, Tuesday is the cheapest day to fly to Oslo Gardermoen Airport from Portland. The lowest ticket price found for a Tuesday departure recently was $971. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. 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 Gardermoen Airport for around $1,320.

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

Our most recent data shows that the best time of day to fly to Oslo Gardermoen Airport is in the morning. Flights from Portland to Oslo Gardermoen Airport during this time can be as low as $926. In contrast, the most expensive time of day to depart to Oslo Gardermoen Airport is in the afternoon when prices are around $1,216.

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 $843 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 $652 on momondo.

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

Direct flights

None
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

  • 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 50m, 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
Scandinavian AirlinesPriceFrom $317Free CancellationRating
7.4
1,533 reviews
Search Scandinavian Airlines flights
IcelandairPriceFrom $498Free CancellationRating
7.0
561 reviews
Search Icelandair flights
British AirwaysPriceFrom $581Free CancellationRating
6.7
7,461 reviews
Search British Airways flights
DeltaPriceFrom $590Free CancellationRating
7.9
7,976 reviews
Search Delta flights
KLMPriceFrom $607Free CancellationRating
7.7
1,404 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
Drammen
Lillehammer

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
Wed 11/19
Wed 11/26
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 $442