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$490+ Cheap flights from Oslo Gardermoen (OSL) to Portland (PDX)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
OSL — PDX
Jun 19 — Jun 261
Thu 6/19
Thu 6/26
1 adult, Economy
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Cheapflights Tip: The best prices from Oslo Gardermoen to Portland are usually found in November or May, booked 20 days in advance, depart on a Wednesday or Friday and return on a Tuesday

Cheap flight deals from Oslo Gardermoen to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Oslo Gardermoen (OSL) to Portland (PDX). 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 June 14, 2025.

Round-trip from

$490
(Finnair)

Popular in

July

Cheapest in

November

Average price

$719
From Oslo Gardermoen to Portland
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($212 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
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Find flight deals from Oslo Gardermoen to Portland

Cheapest flights from Oslo Gardermoen to Portland
Explore the most affordable flight options available from Oslo Gardermoen to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 14, 2025.

This Finnair deal was found by Cheapflights users on 6/12. 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.
Fri 8/291:10 pmOSL - PDX
2 stops18h 48mFinnair
Sat 9/68:59 amPDX - OSL
2 stops18h 26mFinnair
Deal found 6/12$490
This United Airlines deal was found by Cheapflights users on 6/12. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/79:35 amOSL - PDX
2 stops24h 10mUnited Airlines
Fri 11/1410:05 amPDX - OSL
3 stops22h 40mUnited Airlines
Deal found 6/12$543
This Sembo deal was found by Cheapflights users on 6/12. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/291:50 pmOSL - PDX
1 stop13h 05mIcelandair
Sat 9/63:20 pmPDX - OSL
1 stop12h 15mIcelandair
Deal found 6/12$545
This Delta deal was found by Cheapflights users on 6/12. 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.
Fri 11/76:30 amOSL - PDX
1 stop13h 55mDelta
Fri 11/141:25 pmPDX - OSL
1 stop13h 30mDelta
Deal found 6/12$559
This Travelis deal was found by Cheapflights users on 6/14. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/285:20 pmOSL - PDX
1 stop26h 45mMultiple Airlines
Mon 9/11:30 pmPDX - OSL
2 stops18h 10mMultiple Airlines
Deal found 6/14$561
This Flysmarter deal was found by Cheapflights users on 6/12. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/286:35 amOSL - PDX
2 stops19h 46mAir Canada
Mon 9/110:50 pmPDX - OSL
2 stops33h 25mAir Canada
Deal found 6/12$562
This Ovago deal was found by Cheapflights users on 6/13. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/2411:15 amOSL - PDX
1 stop15h 20mBritish Airways
Tue 7/157:25 pmPDX - OSL
1 stop19h 00mBritish Airways
Deal found 6/13$783
This KAYAK deal was found by Cheapflights users on 6/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/247:05 pmOSL - PDX
2 stops31h 05mScandinavian Airlines
Tue 7/157:00 amPDX - OSL
1 stop14h 50mScandinavian Airlines
Deal found 6/14$868
This KLM deal was found by Cheapflights users on 6/12. 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.
Tue 6/247:45 pmOSL - PDX
1 stop24h 35mKLM
Tue 7/153:15 pmPDX - OSL
2 stops16h 05mKLM
Deal found 6/12$900
This TAP AIR PORTUGAL deal was found by Cheapflights users on 6/13. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/246:50 pmOSL - PDX
2 stops36h 25mTAP AIR PORTUGAL
Tue 7/1511:40 pmPDX - OSL
3 stops34h 25mTAP AIR PORTUGAL
Deal found 6/13$1,896

Cheapflights Fare Finder

Customize your flight search to find flights from Oslo Gardermoen to Portland 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 June 14, 2025.
Use the filters below to find and compare flights from Oslo Gardermoen Airport to Portland that are best for you.

Fly from

Oslo Gardermoen

Fly to

Portland

Route

Depart

Return

Price

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Fri 8/29

1:10 pm-10:58 pm

2 stops18h 48m

Portland

Sat 9/6

8:59 am-12:25 pm

2 stops18h 26m

$490

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Fri 11/7

9:35 am-12:45 am

2 stops24h 10m

Portland

Fri 11/14

10:05 am-5:45 pm

3 stops22h 40m

$543

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Fri 8/29

1:50 pm-5:55 pm

1 stop13h 05m

Portland

Sat 9/6

3:20 pm-12:35 pm

1 stop12h 15m

$545

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Fri 11/7

6:30 am-11:25 am

1 stop13h 55m

Portland

Fri 11/14

1:25 pm-11:55 am

1 stop13h 30m

$559

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Thu 8/28

5:20 pm-11:05 am

1 stop26h 45m

Portland

Mon 9/1

1:30 pm-4:40 pm

2 stops18h 10m

$561

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Thu 8/28

6:35 am-5:21 pm

2 stops19h 46m

Portland

Mon 9/1

10:50 pm-5:15 pm

2 stops33h 25m

$562

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Tue 6/24

11:15 am-5:35 pm

1 stop15h 20m

Portland

Tue 7/15

7:25 pm-11:25 pm

1 stop19h 00m

$783

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Tue 6/24

7:05 pm-5:10 pm

2 stops31h 05m

Portland

Tue 7/15

7:00 am-6:50 am

1 stop14h 50m

$868

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Tue 6/24

7:45 pm-11:20 am

1 stop24h 35m

Portland

Tue 7/15

3:15 pm-4:20 pm

2 stops16h 05m

$900

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Tue 6/24

6:50 pm-10:15 pm

2 stops36h 25m

Portland

Tue 7/15

11:40 pm-7:05 pm

3 stops34h 25m

$1,896

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 19 results
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Best time to book a flight from Oslo Gardermoen to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Oslo Gardermoen 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 Oslo Gardermoen Airport to Portland

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

Use this chart to determine the optimal time to book a round-trip flight from Oslo Gardermoen to Portland. Price data was last updated on June 9, 2025.

The best time to book flights from Oslo Gardermoen Airport to Portland is 20 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 Oslo Gardermoen Airport to Portland?

Currently, November is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to Portland (average of $277). Flying from Oslo Gardermoen Airport to Portland in March is currently the most expensive (average of $368). 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.

Rainfall in Portland by month

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

In terms of precipitation, rainfall in Portland ranges from 0.7 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Portland when rainfall is around 0.7 in.

Temperature in Portland by month

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

If weather is an important factor for your trip to Portland, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated June 14, 2025.
Read reviews from past customers who have flown Delta, KLM and Finnair from Oslo to Portland. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,958 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,958 reviews
Delta
8.0
Very good
7,958 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,360 reviews
Delta
8.0
Very good
7,958 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,958 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,626 reviews
Delta
8.0
Very good
7,958 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Brussels Airlines
7.4
Good
355 reviews
Delta
8.0
Very good
7,958 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Oslo Gardermoen to Portland. 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 into for flights to Portland from Oslo Gardermoen?

    Portland (PDX) is the airport you will fly into if you book a flight from Oslo Gardermoen to Portland. You should not have trouble finding flights to Portland from Oslo Gardermoen; the airport handles an average of 0 inbound flights from Oslo Gardermoen per day. You should also have plenty of airline options to choose from since 1 airline has flights to the Portland airport from Oslo Gardermoen. It is only a 6.0 mi journey from Portland (PDX) to Portland’s city center.

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

    Finnair, at $490, was found to be the cheapest airline from Oslo Gardermoen Airport to Portland.Alternate airlines to your destination round-trip include United Airlines and Icelandair. Finnair is currently priced 19% below the average price you’ll pay for this route.

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

    For one-way options, check prices for SWISS. According to our data, you can fly for as low as $580. Users have also found prices from $645 and $657 on Scandinavian Airlines and KLM, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Oslo Gardermoen to Portland 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 Oslo Gardermoen Airport to Portland?

    Currently, November is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to Portland (average of $277). Flying from Oslo Gardermoen Airport to Portland in March is currently the most expensive (average of $368). 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

Traveling to a place near Oslo Gardermoen Airport?

Book flights to Oslo Gardermoen Airport if you plan to visit one of these locations
Seaside
Vancouver
Beaverton
Clackamas
Lincoln City
McMinnville
Lake Oswego
Hillsboro
Gresham
Astoria
Long Beach
Cannon Beach
Tigard
Longview
Hood River
Depoe Bay
Woodburn
Stevenson
Pacific City
Troutdale

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Alternative routes for Oslo Gardermoen to Portland

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

Top airline flying from Oslo Gardermoen to Portland

Discover the top airline that operate flights from Oslo Gardermoen to Portland. 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 June 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$421Average$701FlexibilityNo cancel feeOn-time75%

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