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Oslo Gardermoen

$391+ Cheap flights from Portland (PDX) to Oslo Gardermoen (OSL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — OSL
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Oslo Gardermoen are usually found in January or February, booked 38 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap flight deals from Portland to Oslo Gardermoen

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Oslo Gardermoen (OSL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$466
(Gotogate)

One-way from

$391
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$736
Provider with most accurate pricing for Portland-Oslo Gardermoen flight deals.
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Provider most trusted by Cheapflights users for Portland-Oslo Gardermoen flights.
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From Portland to Oslo Gardermoen
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One-way flight from Portland to Oslo Gardermoen
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Highest demand for flights based on searches. 21% potential increase in price ($261 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Portland to Oslo Gardermoen

Cheapest flights from Portland to Oslo Gardermoen
Explore the most affordable flight options available from Portland to Oslo Gardermoen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.

This Gotogate deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/53:20 pmPDX - OSL
1 stop12h 15mIcelandair
Tue 5/201:50 pmOSL - PDX
1 stop13h 05mIcelandair
Deal found 3/25$466
This Finnair deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/212:00 pmPDX - OSL
2 stops17h 35mFinnair
Tue 9/308:35 amOSL - PDX
2 stops18h 58mFinnair
Deal found 3/24$572
This oojo deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/217:25 pmPDX - OSL
1 stop19h 15mBritish Airways
Tue 9/308:35 amOSL - PDX
2 stops21h 18mBritish Airways
Deal found 3/24$573
This American Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/105:54 amPDX - OSL
2 stops19h 41mAmerican Airlines
Fri 8/221:10 pmOSL - PDX
2 stops20h 14mAmerican Airlines
Deal found 3/24$577
This Gotogate deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/87:40 pmPDX - OSL
2 stops35h 00mAir Canada
Thu 5/156:35 amOSL - PDX
2 stops25h 20mAir Canada
Deal found 3/24$584
This Delta deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/511:19 pmPDX - OSL
2 stops32h 21mDelta
Tue 5/206:05 amOSL - PDX
2 stops17h 45mDelta
Deal found 3/24$602
This KLM deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/231:15 pmPDX - OSL
1 stop22h 40mKLM
Wed 4/306:30 amOSL - PDX
1 stop13h 50mKLM
Deal found 3/24$611
This Gotogate deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/156:15 amPDX - OSL
2 stops26h 50mMultiple Airlines
Mon 6/25:40 amOSL - PDX
2 stops22h 05mMultiple Airlines
Deal found 3/24$632
This Lufthansa deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/610:10 amPDX - OSL
2 stops23h 05mLufthansa
Mon 5/266:35 amOSL - PDX
2 stops26h 55mLufthansa
Deal found 3/24$659
This United deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/71:45 pmPDX - OSL
3 stops42h 30mUnited Airlines
Tue 5/136:35 amOSL - PDX
2 stops17h 05mUnited Airlines
Deal found 3/24$660
This Gurufare deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/107:14 amPDX - OSL
1 stop14h 36mScandinavian Airlines
Sat 5/241:10 pmOSL - PDX
1 stop19h 05mScandinavian Airlines
Deal found 3/24$723

Cheapflights Fare Finder

Customize your flight search to find flights from Portland to Oslo Gardermoen 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, Cheapflights users made 2,558,603 searches. Data last updated March 26, 2025.
Use the filters below to find and compare flights from Portland to Oslo Gardermoen Airport that are best for you.

Fly from

Portland

Fly to

Oslo Gardermoen

Route

Depart

Return

Price

PortlandOslo

PDX - OSL

PDXOSL

Portland

Mon 5/5

3:20 pm-12:35 pm

1 stop12h 15m

Oslo Gardermoen

Tue 5/20

1:50 pm-5:55 pm

1 stop13h 05m

$466

PortlandOslo

PDX - OSL

PDXOSL

Portland

Sun 9/21

2:00 pm-4:35 pm

2 stops17h 35m

Oslo Gardermoen

Tue 9/30

8:35 am-6:33 pm

2 stops18h 58m

$572

PortlandOslo

PDX - OSL

PDXOSL

Portland

Sun 9/21

7:25 pm-11:40 pm

1 stop19h 15m

Oslo Gardermoen

Tue 9/30

8:35 am-8:53 pm

2 stops21h 18m

$573

PortlandOslo

PDX - OSL

PDXOSL

Portland

Sun 8/10

5:54 am-10:35 am

2 stops19h 41m

Oslo Gardermoen

Fri 8/22

1:10 pm-12:24 am

2 stops20h 14m

$577

PortlandOslo

PDX - OSL

PDXOSL

Portland

Thu 5/8

7:40 pm-3:40 pm

2 stops35h 00m

Oslo Gardermoen

Thu 5/15

6:35 am-10:55 pm

2 stops25h 20m

$584

PortlandOslo

PDX - OSL

PDXOSL

Portland

Mon 5/5

11:19 pm-4:40 pm

2 stops32h 21m

Oslo Gardermoen

Tue 5/20

6:05 am-2:50 pm

2 stops17h 45m

$602

PortlandOslo

PDX - OSL

PDXOSL

Portland

Wed 4/23

1:15 pm-8:55 pm

1 stop22h 40m

Oslo Gardermoen

Wed 4/30

6:30 am-11:20 am

1 stop13h 50m

$611

PortlandOslo

PDX - OSL

PDXOSL

Portland

Thu 5/15

6:15 am-6:05 pm

2 stops26h 50m

Oslo Gardermoen

Mon 6/2

5:40 am-6:45 pm

2 stops22h 05m

$632

PortlandOslo

PDX - OSL

PDXOSL

Portland

Tue 5/6

10:10 am-6:15 pm

2 stops23h 05m

Oslo Gardermoen

Mon 5/26

6:35 am-12:30 am

2 stops26h 55m

$659

PortlandOslo

PDX - OSL

PDXOSL

Portland

Wed 5/7

1:45 pm-5:15 pm

3 stops42h 30m

Oslo Gardermoen

Tue 5/13

6:35 am-10:55 pm

2 stops25h 20m

$660

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 18 results
1
2

Compare providers for flights from Portland to Oslo Gardermoen

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Oslo Gardermoen in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Oslo Gardermoen Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Oslo Gardermoen Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Oslo Gardermoen Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Oslo Gardermoen Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Oslo Gardermoen Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Oslo Gardermoen

Have a flexible travel schedule? Discover the best time to fly to Oslo Gardermoen from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portland to Oslo Gardermoen Airport

How far ahead should I book a flight from Portland to Oslo Gardermoen Airport?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Oslo Gardermoen. Price data was last updated on March 21, 2025.

The best time to book flights from Portland to Oslo Gardermoen Airport is 37 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Portland to Oslo Gardermoen Airport?

Currently, November is the cheapest month in which you can book a flight from Portland to Oslo Gardermoen Airport (average of $567). Flying from Portland to Oslo Gardermoen Airport in June is currently the most expensive (average of $1,110). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PDX to OSL?

Find hourly flight availability from Portland to Oslo Gardermoen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 26, 2025.

One of the essential ways to save on airfare from Portland to Oslo Gardermoen Airport is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 25% on airfare.

What is the cheapest day to fly from Portland to Oslo Gardermoen Airport?

Use this chart to determine the cheapest time to fly round-trip from Portland to Oslo Gardermoen. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Portland to Oslo Gardermoen Airport flight should consider departing on Monday mornings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Oslo Gardermoen by month

Plan your trip to Oslo Gardermoen by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Oslo Gardermoen Airport ranges from 1.6 - 3.5 inches per month. August is typically the wettest month, when rainfall can reach 3.5 in. February is typically the driest time to visit Oslo Gardermoen Airport when rainfall is around 1.6 in.

Temperature in Oslo Gardermoen by month

Plan your trip to Oslo Gardermoen by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Oslo Gardermoen Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.6 F).

Reviews of airlines servicing Oslo Gardermoen

Get insights into the airlines that provide service to Oslo Gardermoen. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Oslo Gardermoen. Reviews last updated March 26, 2025.
Get a feel of what it's like to fly with Delta, KLM and Finnair from Portland to Oslo by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,891 reviews

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,891 reviews
Delta
8.0
Very good
7,891 reviews

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,318 reviews
Delta
8.0
Very good
7,891 reviews

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,266 reviews
Delta
8.0
Very good
7,891 reviews

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,608 reviews
Delta
8.0
Very good
7,891 reviews

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Scandinavian Airlines
7.3
Good
1,325 reviews
Delta
8.0
Very good
7,891 reviews

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Portland to Oslo Gardermoen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Portland to Oslo Gardermoen?

    For a flight from Portland to Oslo Gardermoen, you will be flying from Portland. Portland (PDX) is just 6.0 mi from the center of the city. Portland is the only Portland airport and it handles 0 outbound flights to Oslo Gardermoen per day. 5 airlines have flights to Oslo Gardermoen from Portland on a regular basis.

  • What are the cheapest airlines flying from Portland to Oslo Gardermoen Airport round-trip?

    Currently priced at $466, Icelandair will fly you from Portland to Oslo Gardermoen Airport and back. In addition to Icelandair, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Finnair and British Airways - these airlines can fly you to your destination from $572 and $573, respectively. You may be able to fly from Portland to Oslo Gardermoen Airport for 51% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Portland to Oslo Gardermoen Airport one-way?

    The cheapest airlines for a one-way flight from Portland to Oslo Gardermoen Airport are Air Canada ($495), United Airlines ($500), and KLM ($501).

  • Can I find deals for flights from Portland to Oslo Gardermoen that include hotel bookings?

    Yes. In addition to deals on Portland to Oslo Gardermoen flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Oslo Gardermoen?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Oslo Gardermoen.

  • Can I find deals for business class flights from Portland to Oslo Gardermoen?

    Yes. Cheapflights offers flight deals from Portland to Oslo Gardermoen by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland to Oslo Gardermoen Airport?

    Currently, November is the cheapest month in which you can book a flight from Portland to Oslo Gardermoen Airport (average of $567). Flying from Portland to Oslo Gardermoen Airport in June is currently the most expensive (average of $1,110). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Portland to Oslo Gardermoen

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Sandefjord flights
Medford to Oslo Gardermoen flights
Boise to Oslo Gardermoen flights

Top 5 airlines flying from Portland to Oslo Gardermoen

Discover the top 5 airlines that operate flights from Portland to Oslo Gardermoen. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$317Average$717FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$513Average$1,176FlexibilityNo cancel feeOn-time76%
DeltaCheapest$590Average$955FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$611Average$1,037FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$614Average$1,010FlexibilityNo cancel feeOn-time70%
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