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Cheap flights from Oslo to Portland from $429

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oslo to Portland departing on 9/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Oslo to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
4:30 pm - 11:45 am
OSL
-
PDX
28h 15m
1 stop
Icelandair Logo
7:05 pm - 3:25 pm
PDX
-
OSL
11h 20m
1 stop
$566Icelandair
Mon, Aug 24 - Sun, Sep 6
Icelandair Logo
4:30 pm - 11:45 am
OSL
-
PDX
28h 15m
1 stop
Icelandair Logo
7:05 pm - 3:25 pm
PDX
-
OSL
11h 20m
1 stop
$567Icelandair
Mon, Aug 24 - Sun, Sep 6
Icelandair Logo
4:30 pm - 11:45 am
OSL
-
PDX
28h 15m
1 stop
Icelandair Logo
7:05 pm - 12:35 pm
PDX
-
OSL
32h 30m
1 stop
$575Icelandair
Mon, Aug 24 - Sun, Sep 6
Icelandair Logo
1:10 pm - 5:00 pm
OSL
-
PDX
12h 50m
1 stop
Icelandair Logo
2:45 pm - 11:35 am
PDX
-
OSL
11h 50m
1 stop
$598Icelandair
Mon, Nov 23 - Mon, Dec 7
Lufthansa Logo
9:55 am - 9:05 pm
OSL
-
PDX
20h 10m
2 stops
Lufthansa Logo
11:15 am - 2:50 pm
PDX
-
OSL
18h 35m
2 stops
$680Lufthansa
Mon, Aug 24 - Sun, Sep 6
Multiple Airlines Logo
7:45 am - 11:59 pm
OSL
-
PDX
25h 14m
2 stops
Multiple Airlines Logo
7:05 pm - 3:25 pm
PDX
-
OSL
11h 20m
1 stop
$685Multiple Airlines
Mon, Aug 24 - Sun, Sep 6
Scandinavian Airlines Logo
6:00 am - 7:44 pm
TRF
-
PDX
22h 44m
2 stops
Scandinavian Airlines Logo
1:42 pm - 2:30 pm
PDX
-
TRF
39h 48m
2 stops
$690Scandinavian Airlines
Sat, Aug 22 - Sun, Sep 6
Multiple Airlines Logo
8:30 pm - 6:59 pm
OSL
-
PDX
31h 29m
2 stops
Multiple Airlines Logo
7:05 pm - 3:25 pm
PDX
-
OSL
11h 20m
1 stop
$696Multiple Airlines
Mon, Aug 24 - Sun, Sep 6
Lufthansa Logo
9:35 am - 9:02 pm
OSL
-
PDX
20h 27m
2 stops
Lufthansa Logo
7:30 am - 1:05 pm
PDX
-
OSL
20h 35m
2 stops
$700Lufthansa
Mon, Nov 23 - Mon, Dec 7
Scandinavian Airlines Logo
6:00 am - 10:12 pm
TRF
-
PDX
25h 12m
2 stops
Scandinavian Airlines Logo
12:25 pm - 2:30 pm
PDX
-
TRF
17h 05m
2 stops
$737Scandinavian Airlines
Mon, Aug 24 - Sun, Sep 6

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Lufthansa flights from Oslo to Portland

Our best Lufthansa deals on Oslo to Portland flight tickets
Lufthansa
Aug 24
OSL9:55 amOslo Gardermoen
20h 10m
2 stops
PDX9:05 pmPortland
Sep 6
PDX11:15 amPortland
18h 35m
2 stops
OSL2:50 pmOslo Gardermoen
$680
Lufthansa
Nov 23
OSL9:35 amOslo Gardermoen
20h 27m
2 stops
PDX9:02 pmPortland
Dec 7
PDX7:30 amPortland
20h 35m
2 stops
OSL1:05 pmOslo Gardermoen
$700
Lufthansa
Aug 20
OSL6:45 amOslo Gardermoen
21h 08m
2 stops
PDX6:53 pmPortland
Sep 24
PDX8:30 amPortland
22h 20m
2 stops
OSL3:50 pmOslo Gardermoen
$701

Icelandair flights from Oslo to Portland

Our best Icelandair deals on Oslo to Portland flight tickets
Icelandair
Aug 24
OSL4:30 pmOslo Gardermoen
28h 15m
1 stop
PDX11:45 amPortland
Sep 6
PDX7:05 pmPortland
11h 20m
1 stop
OSL3:25 pmOslo Gardermoen
$566
Icelandair
Aug 24
OSL4:30 pmOslo Gardermoen
28h 15m
1 stop
PDX11:45 amPortland
Sep 6
PDX7:05 pmPortland
11h 20m
1 stop
OSL3:25 pmOslo Gardermoen
$567
Icelandair
Aug 24
OSL4:30 pmOslo Gardermoen
28h 15m
1 stop
PDX11:45 amPortland
Sep 6
PDX7:05 pmPortland
32h 30m
1 stop
OSL12:35 pmOslo Gardermoen
$575

momondo 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, momondo users made 832,500 searches. Data last updated July 6, 2026.
Use the filters below to find and compare flights from Oslo to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Mon 8/24

4:30 pm-11:45 am

1 stop28h 15m

Portland

Sun 9/6

7:05 pm-3:25 pm

1 stop11h 20m

$566

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Mon 8/24

4:30 pm-11:45 am

1 stop28h 15m

Portland

Sun 9/6

7:05 pm-3:25 pm

1 stop11h 20m

$567

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Mon 8/24

4:30 pm-11:45 am

1 stop28h 15m

Portland

Sun 9/6

7:05 pm-12:35 pm

1 stop32h 30m

$575
Quickest round-trip

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Mon 11/23

1:10 pm-5:00 pm

1 stop12h 50m

Portland

Mon 12/7

2:45 pm-11:35 am

1 stop11h 50m

$598

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Mon 8/24

9:55 am-9:05 pm

2 stops20h 10m

Portland

Sun 9/6

11:15 am-2:50 pm

2 stops18h 35m

$680

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Mon 8/24

7:45 am-11:59 pm

2 stops25h 14m

Portland

Sun 9/6

7:05 pm-3:25 pm

1 stop11h 20m

$685

OsloPortland

TRF - PDX

TRFPDX

Oslo Sandefjord

Sat 8/22

6:00 am-7:44 pm

2 stops22h 44m

Portland

Sun 9/6

1:42 pm-2:30 pm

2 stops39h 48m

$690

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Mon 8/24

8:30 pm-6:59 pm

2 stops31h 29m

Portland

Sun 9/6

7:05 pm-3:25 pm

1 stop11h 20m

$696

OsloPortland

OSL - PDX

OSLPDX

Oslo Gardermoen

Mon 11/23

9:35 am-9:02 pm

2 stops20h 27m

Portland

Mon 12/7

7:30 am-1:05 pm

2 stops20h 35m

$700

OsloPortland

TRF - PDX

TRFPDX

Oslo Sandefjord

Mon 8/24

6:00 am-10:12 pm

2 stops25h 12m

Portland

Sun 9/6

12:25 pm-2:30 pm

2 stops17h 05m

$737

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

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 March. Flight prices, which tend to average around $420, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in March, then you should wait until September to fly from Oslo, when ticket prices are also cheap, with an average price of $424.

Cheap Oslo to Portland flight deals and tips

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

Fastest flight time

12h 50m

Direct flights

None
The fastest flight from Oslo to Portland takes 12h 50m
There are no direct flights from Oslo to Portland. There are no popular flight routes from Oslo to Portland.
Search flight deals

Frequently asked questions about flying from Oslo to Portland

  • How far is Oslo to Portland by plane?

    Oslo and Portland are 4689.3 mi apart from one another. 12h 50m 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?

  • 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
British AirwaysPriceFrom $480Free CancellationRating
6.7
8,095 reviews
Search British Airways flights

Traveling to a place near Portland?

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Depoe Bay
Tigard
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Troutdale
McMinnville
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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.

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