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$372+ Cheap flights from Oslo to Portland (PDX)

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 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
OSL — PDX
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheapflights Tip: The best prices from Oslo to Portland are usually found in November or October, booked 20 days in advance, depart on a Wednesday or Friday and return on a Tuesday

Cheap flight deals from Oslo to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Oslo (OS1) 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 April 29, 2025.

Round-trip from

$507
(Travelis)

One-way from

$372
(Kiwi.com)

Popular in

July

Cheapest in

November

Average price

$574
From Oslo to Portland
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One-way flight from Oslo to Portland
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Highest demand for flights based on searches. 25% potential increase in price ($211 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Oslo to Portland

Cheapest flights from Oslo to Portland
Explore the most affordable flight options available from Oslo to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Expedia deal was found by Cheapflights users on 4/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/87:45 amOSL - PDX
2 stops24h 14mBritish Airways
Thu 5/227:25 pmPDX - OSL
1 stop19h 30mBritish Airways
Deal found 4/29$460
This Travelis deal was found by Cheapflights users on 4/28. 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 8/2811:50 amOSL - PDX
1 stop32h 15mKLM
Mon 9/11:15 pmPDX - OSL
1 stop12h 50mKLM
Deal found 4/28$507
This Delta deal was found by Cheapflights users on 4/28. 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 11/141:45 pmPDX - OSL
2 stops20h 05mDelta
Deal found 4/28$519
This Ticket deal was found by Cheapflights users on 4/29. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/87:45 amOSL - PDX
2 stops24h 14mMultiple Airlines
Thu 5/227:25 pmPDX - OSL
2 stops27h 30mMultiple Airlines
Deal found 4/29$583
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Sat 6/146:35 amOSL - PDX
2 stops36h 07mUnited Airlines
Tue 7/111:59 pmPDX - OSL
2 stops32h 16mUnited Airlines
Deal found 4/28$594
This Travelis deal was found by Cheapflights users on 4/29. 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 5/86:35 amOSL - PDX
2 stops21h 10mLufthansa
Thu 5/2210:00 amPDX - OSL
2 stops17h 15mLufthansa
Deal found 4/29$713
This Icelandair deal was found by Cheapflights users on 4/29. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/141:50 pmOSL - PDX
1 stop13h 05mIcelandair
Wed 7/23:20 pmPDX - OSL
1 stop12h 15mIcelandair
Deal found 4/29$773
This Ovago deal was found by Cheapflights users on 4/28. 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.
Sat 6/285:20 pmOSL - PDX
2 stops38h 42mFinnair
Thu 7/101:15 pmPDX - OSL
2 stops18h 20mFinnair
Deal found 4/28$834
This Air Canada deal was found by Cheapflights users on 4/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/76:20 amOSL - PDX
3 stops21h 04mAir Canada
Fri 11/147:05 pmPDX - OSL
3 stops32h 40mAir Canada
Deal found 4/28$881
This Travelis deal was found by Cheapflights users on 4/29. 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 5/88:05 pmOSL - PDX
1 stop30h 30mIberia
Thu 5/225:26 amPDX - OSL
2 stops33h 29mIberia
Deal found 4/29$952
This Scandinavian Airlines deal was found by Cheapflights users on 4/28. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2311:05 amOSL - PDX
2 stops17h 17mScandinavian Airlines
Thu 7/171:00 pmPDX - OSL
3 stops23h 20mScandinavian Airlines
Deal found 4/28$2,075
This Flightnetwork deal was found by Cheapflights users on 4/28. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/2812:15 pmTRF - PDX
2 stops14h 40mMultiple Airlines
Thu 7/103:20 pmPDX - TRF
2 stops17h 40mMultiple Airlines
Deal found 4/28$2,120

Cheapflights Fare Finder

Customize your flight search to find flights from Oslo 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 April 29, 2025.
Use the filters below to find and compare flights from Oslo to Portland that are best for you.

Fly from

Oslo

Fly to

Portland

Route

Depart

Return

Price

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Thu 8/28

11:50 am-11:05 am

1 stop32h 15m

Portland

Mon 9/1

1:15 pm-11:05 am

1 stop12h 50m

$507

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Thu 8/28

9:20 am-9:44 pm

2 stops21h 24m

Portland

Mon 9/1

5:45 pm-8:40 pm

2 stops17h 55m

$521

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Mon 6/23

11:35 am-5:35 pm

1 stop15h 00m

Portland

Thu 7/17

7:25 pm-11:55 pm

1 stop19h 30m

$555

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Sat 6/14

6:35 am-9:42 am

2 stops36h 07m

Portland

Tue 7/1

11:59 pm-5:15 pm

2 stops32h 16m

$594

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Sat 6/14

1:50 pm-5:55 pm

1 stop13h 05m

Portland

Wed 7/2

3:20 pm-12:35 pm

1 stop12h 15m

$773

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Sat 6/28

5:20 pm-11:02 pm

2 stops38h 42m

Portland

Thu 7/10

1:15 pm-4:35 pm

2 stops18h 20m

$834

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Mon 6/23

11:05 am-7:22 pm

2 stops17h 17m

Portland

Thu 7/17

1:00 pm-9:20 pm

3 stops23h 20m

$2,075

OsloPortland

TRF - PDX

TRFPDX

Oslo Sandefjord

Sat 6/28

12:15 pm-5:55 pm

2 stops14h 40m

Portland

Thu 7/10

3:20 pm-6:00 pm

2 stops17h 40m

$2,120

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Sat 6/14

1:10 pm-10:15 pm

2 stops42h 05m

Portland

Tue 7/1

11:35 pm-7:05 pm

3 stops34h 30m

$2,926

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Sat 6/28

9:05 pm-10:15 pm

3 stops34h 10m

Portland

Thu 7/10

11:35 pm-4:35 pm

3 stops32h 00m

$3,974

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 15 results
1
2

Best time to book a flight from Oslo to Portland

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

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

Use this chart to determine the optimal time to book a round-trip flight from Oslo to Portland. Price data was last updated on April 25, 2025.

Booking 20 days in advance of your planned departure date is, on average, the best time to get cheap flights from Oslo to Portland. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, November is the cheapest month in which you can book a flight from Oslo to Portland (average of $277). Flying from Oslo 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 April 29, 2025.
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,275 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Scandinavian Airlines
7.3
Good
1,349 reviews
Delta
8.0
Very good
7,936 reviews

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Oslo 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?

    Located just 6.0 mi from the city center, Portland is the airport most travelers will use when flying to Portland from Oslo. Booking flights from Oslo to Portland (PDX) should be relatively easy as there are 0 daily inbound flights from Oslo from 0 different airlines.

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

    Currently priced at $507, KLM will fly you from Oslo to Portland and back. In addition to KLM, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and British Airways - these airlines can fly you to your destination from $521 and $555, respectively. These flights start at 16% lower than the current average price 3 months from now.

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

    For one-way options, check prices for British Airways. According to our data, you can fly for as low as $506. Users have also found prices from $1,948 and $1,980 on Finnair and Iberia, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Oslo 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 to Portland?

    Currently, November is the cheapest month in which you can book a flight from Oslo to Portland (average of $277). Flying from Oslo 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?

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

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Alternative routes for Oslo to Portland

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

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