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$478+ Cheap flights from Portland (PDX) to Oslo

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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — OSL
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Portland to Oslo 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

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Oslo (OS1). 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 February 20, 2025.

Round-trip from

$584
(Delta)

One-way from

$478
(oojo)

Popular in

June

Cheapest in

January

Average price

$723
From Portland to Oslo
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One-way flight from Portland to Oslo
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Highest demand for flights based on searches. 22% potential increase in price ($280 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Portland to Oslo

Cheapest flights from Portland to Oslo
Explore the most affordable flight options available from Portland to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Delta deal was found by Cheapflights users on 2/20. 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 3/312:05 pmPDX - OSL
2 stops21h 35mDelta
Wed 4/166:00 amOSL - PDX
2 stops23h 48mDelta
Deal found 2/20$584
This Orbitz deal was found by Cheapflights users on 2/19. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/117:30 pmPDX - OSL
1 stop34h 45mBritish Airways
Wed 4/167:40 amOSL - PDX
1 stop18h 55mBritish Airways
Deal found 2/19$587
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Tue 5/67:25 pmPDX - OSL
1 stop19h 00mAmerican Airlines
Tue 5/2711:15 amOSL - PDX
2 stops21h 41mAmerican Airlines
Deal found 2/20$633
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Wed 5/77:54 amPDX - OSL
2 stops30h 56mUnited Airlines
Wed 5/286:50 amOSL - PDX
2 stops22h 57mUnited Airlines
Deal found 2/19$680
This Flysmarter deal was found by Cheapflights users on 2/20. 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.
Mon 3/177:05 amPDX - OSL
2 stops21h 25mKLM
Mon 4/148:00 amOSL - PDX
2 stops21h 39mKLM
Deal found 2/20$694
This Gotogate deal was found by Cheapflights users on 2/19. 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.
Wed 5/73:20 pmPDX - OSL
1 stop12h 15mIcelandair
Wed 5/284:30 pmOSL - PDX
1 stop34h 25mIcelandair
Deal found 2/19$769
This Mytrip deal was found by Cheapflights users on 2/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/303:20 pmPDX - OSL
3 stops21h 25mMultiple Airlines
Wed 5/78:40 amOSL - PDX
3 stops34h 35mMultiple Airlines
Deal found 2/19$824
This Air Canada deal was found by Cheapflights users on 2/20. 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 5/26:15 amPDX - OSL
2 stops26h 50mAir Canada
Sun 5/116:50 amOSL - PDX
2 stops25h 05mAir Canada
Deal found 2/20$931
This Booking.com deal was found by Cheapflights users on 2/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/223:20 pmPDX - TRF
2 stops18h 05mMultiple Airlines
Wed 8/2712:15 pmTRF - PDX
2 stops14h 40mMultiple Airlines
Deal found 2/19$1,048
This SmartFares deal was found by Cheapflights users on 2/19. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/301:00 pmPDX - TRF
2 stops40h 20mScandinavian Airlines
Wed 5/72:55 pmTRF - PDX
2 stops40h 31mScandinavian Airlines
Deal found 2/19$1,069
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/117:30 pmPDX - OSL
1 stop14h 40mFinnair
Thu 4/37:45 amOSL - PDX
1 stop18h 50mFinnair
Deal found 2/19$1,252
This TAP AIR PORTUGAL deal was found by Cheapflights users on 2/19. 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.
Thu 8/2111:35 pmPDX - OSL
3 stops29h 35mTAP AIR PORTUGAL
Thu 8/2812:50 pmOSL - PDX
2 stops42h 20mTAP AIR PORTUGAL
Deal found 2/19$1,872

Find flights from Portland to Oslo within your budget

Customize your flight search to find flights from Portland to Oslo 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 February 20, 2025.

Fly from

Portland

Fly to

Oslo

Route

Depart

Return

Price

PortlandOslo

PDX - OSL

PDXOSL

Portland

Mon 3/31

5:10 pm-8:40 pm

2 stops18h 30m

Oslo Gardermoen

Wed 4/16

6:30 am-11:20 am

1 stop13h 50m

$584

PortlandOslo

PDX - OSL

PDXOSL

Portland

Tue 3/11

7:30 pm-2:15 pm

1 stop34h 45m

Oslo Gardermoen

Wed 4/16

7:40 am-5:35 pm

1 stop18h 55m

$587

PortlandOslo

PDX - OSL

PDXOSL

Portland

Tue 5/6

7:25 pm-11:25 pm

1 stop19h 00m

Oslo Gardermoen

Tue 5/27

11:15 am-11:56 pm

2 stops21h 41m

$633

PortlandOslo

PDX - OSL

PDXOSL

Portland

Wed 5/7

7:54 am-11:50 pm

2 stops30h 56m

Oslo Gardermoen

Wed 5/28

6:50 am-8:47 pm

2 stops22h 57m

$680

PortlandOslo

PDX - OSL

PDXOSL

Portland

Mon 3/17

7:05 am-12:30 pm

2 stops21h 25m

Oslo Gardermoen

Mon 4/14

8:00 am-8:39 pm

2 stops21h 39m

$694

PortlandOslo

PDX - OSL

PDXOSL

Portland

Wed 5/7

3:20 pm-12:35 pm

1 stop12h 15m

Oslo Gardermoen

Wed 5/28

4:30 pm-5:55 pm

1 stop34h 25m

$769

PortlandOslo

PDX - OSL

PDXOSL

Portland

Wed 4/30

3:20 pm-9:45 pm

3 stops21h 25m

Oslo Gardermoen

Wed 5/7

8:40 am-10:15 am

3 stops34h 35m

$824

PortlandOslo

PDX - OSL

PDXOSL

Portland

Fri 5/2

6:15 am-6:05 pm

2 stops26h 50m

Oslo Gardermoen

Sun 5/11

6:50 am-10:55 pm

2 stops25h 05m

$931

PortlandOslo

PDX - TRF

PDXTRF

Portland

Wed 4/30

1:00 pm-2:20 pm

2 stops40h 20m

Oslo Sandefjord

Wed 5/7

2:55 pm-10:26 pm

2 stops40h 31m

$1,069

PortlandOslo

PDX - OSL

PDXOSL

Portland

Tue 3/11

7:30 pm-6:10 pm

1 stop14h 40m

Oslo Gardermoen

Thu 4/3

7:45 am-5:35 pm

1 stop18h 50m

$1,252

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 18 results
1
2

Best time to book a flight from Portland to Oslo

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

Travel insights for flights from Portland to Oslo

Get recent, data-driven insights about flights from Portland to Oslo including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Portland to Oslo. Price data was last updated on February 14, 2025.

Booking 37 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland to Oslo. 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 Portland to Oslo?

Currently, November is the cheapest month in which you can book a flight from Portland to Oslo (average of $567). Flying from Portland to Oslo in June is currently the most expensive (average of $1,134). 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. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

One of the essential ways to save on airfare from Portland to Oslo 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?

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

Travelers seeking maximum savings on their Portland to Oslo 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 by month

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

In terms of precipitation, rainfall in Oslo 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 when rainfall is around 1.6 in.

Temperature in Oslo by month

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

If weather is an important factor for your trip to Oslo, 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

Get insights into the airlines that provide service to Oslo. 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. Reviews last updated February 20, 2025.
Delta
8.0
Very good
8,220 reviews

Comfort

8.0

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

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
8,220 reviews
Delta
8.0
Very good
8,220 reviews

Comfort

8.0

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

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
1,333 reviews
Delta
8.0
Very good
8,220 reviews

Comfort

8.0

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

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
1,273 reviews
Delta
8.0
Very good
8,220 reviews

Comfort

8.0

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

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
8,766 reviews
Delta
8.0
Very good
8,220 reviews

Comfort

8.0

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

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
8,220 reviews

Comfort

8.0

Food

7.3

Entertainment

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

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. 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?

    For a flight from Portland to Oslo, 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 per day. 5 airlines have flights to Oslo from Portland on a regular basis.

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

    Delta, at $584, was found to be the cheapest airline from Portland to Oslo.Alternate airlines to your destination round-trip include British Airways and American Airlines. Delta is 40% cheaper than the average price of flights available within the next 90 days to this destination.

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

    For one-way options, check prices for British Airways. According to our data, you can fly for as low as $478. Users have also found prices from $522 and $532 on Air Canada and American Airlines, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland to Oslo 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?

    Currently, November is the cheapest month in which you can book a flight from Portland to Oslo (average of $567). Flying from Portland to Oslo in June is currently the most expensive (average of $1,134). 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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Top 5 airlines flying from Portland to Oslo

Discover the top 5 airlines that operate flights from Portland to Oslo. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$317Average$717FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$519Average$1,178FlexibilityNo cancel feeOn-time76%
DeltaCheapest$588Average$1,034FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$614Average$1,126FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$648Average$1,024FlexibilityNo cancel feeOn-time70%
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