What is the cheapest airline that flies from Oslo to Portland?

British Airways is the most popular carrier operating from Oslo to Portland

When did momondo last update prices for flights from Oslo to Portland Airport?

Prices for flights from Oslo to Portland Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Oslo to Portland Airport?

As of September 2025, there is 1 operator available to choose from for flights from Oslo to Portland Airport.

How old do you have to be to fly from Oslo to Portland Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Oslo to Portland Airport.

What documentation or ID do you need to fly to Portland Airport?

The travel and health documents you'll need for your trip to Portland Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$317 Cheap Flights from Oslo to Portland in 2025/26

Q: What is the typical price of a round-trip flight between Oslo and Portland?

Prices are currently low for flights on this route. Typical prices usually range from $482 to $683. The lowest price recently found on this route was $446.

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Find the cheapest flights from Oslo to Portland

Round-trip

One-way

Cheap round-trip flights

8:50 pm - 7:46 pmOSL-PDX

30h 56m2 stops

5:45 pm - 10:40 pmPDX-OSL

19h 55m1 stop

$446Multiple Airlines

Find Deal

Mon, Oct 27 - Mon, Nov 10

7:20 am - 11:08 pmOSL-PDX

23h 48m2 stops

1:26 pm - 10:40 pmPDX-OSL

24h 14m2 stops

$453British Airways

Find Deal

Mon, Oct 27 - Mon, Nov 10

6:25 am - 7:14 pmOSL-PDX

21h 49m2 stops

5:45 pm - 8:00 amPDX-OSL

29h 15m2 stops

$465Finnair

Find Deal

Fri, Nov 7 - Fri, Nov 14

7:05 am - 8:24 pmOSL-PDX

22h 19m2 stops

11:59 pm - 2:10 pmPDX-OSL

29h 11m2 stops

$470American Airlines

Find Deal

Thu, Feb 26 - Mon, Mar 2

7:45 am - 11:06 pmOSL-PDX

24h 21m2 stops

8:46 am - 10:40 pmPDX-OSL

29h 54m2 stops

$471American Airlines

Find Deal

Thu, Oct 16 - Wed, Oct 29

6:30 am - 11:25 amOSL-PDX

13h 55m1 stop

1:25 pm - 11:50 amPDX-OSL

13h 25m1 stop

$571KLM

Find Deal

Fri, Nov 7 - Fri, Nov 14

6:30 am - 11:25 amOSL-PDX

13h 55m1 stop

1:25 pm - 11:50 amPDX-OSL

13h 25m1 stop

$572KLM

Find Deal

Fri, Nov 7 - Fri, Nov 14

6:45 am - 12:17 pmOSL-PDX

38h 32m3 stops

5:00 am - 3:40 pmPDX-OSL

25h 40m2 stops

$641United Airlines

Find Deal

Fri, Nov 7 - Fri, Nov 14

1:50 pm - 12:43 amOSL-PDX

43h 53m2 stops

10:10 am - 12:15 pmPDX-OSL

17h 05m2 stops

$739United Airlines

Find Deal

Wed, Jan 7 - Wed, Jun 17

8:50 pm - 11:00 pmOSL-PDX

35h 10m2 stops

1:50 pm - 4:35 pmPDX-OSL

17h 45m2 stops

$975Finnair

Find Deal

Mon, Jan 5 - Wed, Jun 17

American Airlines flights from Oslo to Portland

Our best American Airlines deals on Oslo to Portland flight tickets

American Airlines

Feb 26

OSL7:05 amOslo Gardermoen

22h 19m

2 stops

PDX8:24 pmPortland

Mar 2

PDX11:59 pmPortland

29h 11m

2 stops

OSL2:10 pmOslo Gardermoen

$470

Find similar

American Airlines

Oct 16

OSL7:45 amOslo Gardermoen

24h 21m

2 stops

PDX11:06 pmPortland

Oct 29

PDX8:46 amPortland

29h 54m

2 stops

OSL10:40 pmOslo Gardermoen

$471

Find similar

American Airlines

Oct 16

OSL7:45 amOslo Gardermoen

20h 29m

2 stops

PDX7:14 pmPortland

Oct 29

PDX6:45 pmPortland

19h 55m

1 stop

OSL10:40 pmOslo Gardermoen

$475

Find similar

British Airways flights from Oslo to Portland

Our best British Airways deals on Oslo to Portland flight tickets

British Airways

Oct 27

OSL7:20 amOslo Gardermoen

23h 48m

2 stops

PDX11:08 pmPortland

Nov 10

PDX1:26 pmPortland

24h 14m

2 stops

OSL10:40 pmOslo Gardermoen

$453

Find similar

British Airways

Oct 27

OSL7:20 amOslo Gardermoen

17h 35m

1 stop

PDX4:55 pmPortland

Nov 10

PDX5:45 pmPortland

19h 55m

1 stop

OSL10:40 pmOslo Gardermoen

$466

Find similar

British Airways

Feb 26

OSL3:05 pmOslo Gardermoen

33h 50m

1 stop

PDX3:55 pmPortland

Mar 2

PDX5:45 pmPortland

19h 55m

1 stop

OSL10:40 pmOslo Gardermoen

$468

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Mon 10/27

8:50 pm-7:46 pm

2 stops30h 56m

Portland

Mon 11/10

5:45 pm-10:40 pm

1 stop19h 55m

$446

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Mon 10/27

7:20 am-11:08 pm

2 stops23h 48m

Portland

Mon 11/10

1:26 pm-10:40 pm

2 stops24h 14m

$453

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Fri 11/7

6:25 am-7:14 pm

2 stops21h 49m

Portland

Fri 11/14

5:45 pm-8:00 am

2 stops29h 15m

$465

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Thu 2/26

7:05 am-8:24 pm

2 stops22h 19m

Portland

Mon 3/2

11:59 pm-2:10 pm

2 stops29h 11m

$470

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Thu 10/16

7:45 am-11:06 pm

2 stops24h 21m

Portland

Wed 10/29

8:46 am-10:40 pm

2 stops29h 54m

$471

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-11:50 am

1 stop13h 25m

$571

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-11:50 am

1 stop13h 25m

$572

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Fri 11/7

6:45 am-12:17 pm

3 stops38h 32m

Portland

Fri 11/14

5:00 am-3:40 pm

2 stops25h 40m

$641

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Wed 1/7

1:50 pm-12:43 am

2 stops43h 53m

Portland

Wed 6/17

10:10 am-12:15 pm

2 stops17h 05m

$739

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Mon 1/5

8:50 pm-11:00 pm

2 stops35h 10m

Portland

Wed 6/17

1:50 pm-4:35 pm

2 stops17h 45m

$975

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first

How to get the cheapest flight ticket from Oslo to Portland

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

Prices

Airlines

What is the typical price of a round-trip flight between Oslo and Portland?

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from Oslo is in November. Flight prices, which tend to average around $475, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in November, then you should wait until May to fly from Oslo, when ticket prices are also cheap, with an average price of $490.

What is the cheapest day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Wednesday when prices can be found for as low as $524. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Sunday, with ticket prices averaging around $914.

What is the cheapest time of day to depart on your flight to Portland?

The cheapest time of day to fly to Portland is in the morning when flights can be purchased for as low as $626. At noon is when there is more demand to fly to Portland, so prices are often more expensive at around $667 per ticket.

How far in advance should I book a flight to Portland?

You are more likely to see cheaper flights to Portland from Oslo when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around $611 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from Oslo for as low as $446 on momondo.

Cheap Oslo to Portland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oslo to Portland

Direct flights	None

There are no direct flights from Oslo to Portland. There are no popular flight routes from Oslo to Portland.

Search flight deals

How far is Oslo to Portland by plane?
Oslo and Portland are 4689.3 mi apart from one another. 13h 55m is a normal flight duration for this route.
When did momondo last update prices for flights from Oslo to Portland Airport?
Prices for flights from Oslo to Portland Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Oslo to Portland Airport?
As of September 2025, there is 1 operator available to choose from for flights from Oslo to Portland Airport.
How old do you have to be to fly from Oslo to Portland Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Oslo to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The travel and health documents you'll need for your trip to Portland Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Oslo to Portland

Compare and see reviews for airlines that fly from Oslo to Portland with momondo

Airline	Rating	Free Cancellation	Price
KLM	PriceFrom $490	Free Cancellation	Rating 7.8 1,391 reviews		Search KLM flights

Lincoln City

Seaside

Cannon Beach

Vancouver

Salem

Astoria

Long Beach

Depoe Bay

Rockaway Beach

Beaverton

Hillsboro

Hood River

Gresham

McMinnville

Longview

Tigard

The Dalles

Pacific City

Tillamook

Manzanita

Why use momondo?

Why should I use momondo to find a flight deal from Oslo to Portland?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Portland from Oslo.

Can I find flights from Oslo to Portland with flexible booking policies on momondo?

Flights from Oslo to Portland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Oslo to Portland?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Oslo to Portland.

I’m not ready to book a flight from Oslo to Portland right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Oslo to Portland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.