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Cheap flights from Portland to Oslo from $302

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Oslo departing on 8/16. 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
0 bags

Find the cheapest flights from Portland to Oslo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
1:00 pm - 2:30 pm
PDX
-
TRF
40h 30m
2 stops
Scandinavian Airlines Logo
6:00 am - 10:22 pm
TRF
-
PDX
25h 22m
2 stops
$912Scandinavian Airlines
Mon, Aug 17 - Mon, Aug 24
Scandinavian Airlines Logo
10:00 am - 2:30 pm
PDX
-
TRF
43h 30m
2 stops
Scandinavian Airlines Logo
6:00 am - 10:22 pm
TRF
-
PDX
25h 22m
2 stops
$942Scandinavian Airlines
Sun, Aug 23 - Wed, Sep 2
Scandinavian Airlines Logo
10:00 am - 2:30 pm
PDX
-
TRF
43h 30m
2 stops
Scandinavian Airlines Logo
6:00 am - 10:22 pm
TRF
-
PDX
25h 22m
2 stops
$943Scandinavian Airlines
Sun, Aug 23 - Wed, Sep 2
Multiple Airlines Logo
3:30 pm - 9:10 pm
PDX
-
TRF
20h 40m
2 stops
Multiple Airlines Logo
12:10 pm - 5:55 pm
TRF
-
PDX
14h 45m
2 stops
$949Multiple Airlines
Sat, May 23 - Wed, May 27
Multiple Airlines Logo
3:30 pm - 9:10 pm
PDX
-
TRF
20h 40m
2 stops
Multiple Airlines Logo
3:05 pm - 1:50 pm
TRF
-
PDX
31h 45m
3 stops
$1,075Multiple Airlines
Thu, Aug 13 - Sun, Aug 23
Multiple Airlines Logo
3:30 pm - 9:10 pm
PDX
-
TRF
20h 40m
2 stops
Multiple Airlines Logo
12:10 pm - 5:55 pm
TRF
-
PDX
14h 45m
2 stops
$1,152Multiple Airlines
Thu, Aug 13 - Sun, Aug 23
Scandinavian Airlines Logo
1:38 pm - 2:30 pm
PDX
-
TRF
15h 52m
2 stops
Scandinavian Airlines Logo
6:00 am - 10:22 pm
TRF
-
PDX
25h 22m
2 stops
$1,345Scandinavian Airlines
Sun, Sep 6 - Wed, Sep 16
Scandinavian Airlines Logo
1:38 pm - 2:30 pm
PDX
-
TRF
15h 52m
2 stops
Scandinavian Airlines Logo
6:00 am - 10:22 pm
TRF
-
PDX
25h 22m
2 stops
$1,355Scandinavian Airlines
Sun, Aug 23 - Wed, Sep 2
Scandinavian Airlines Logo
1:38 pm - 2:30 pm
PDX
-
TRF
15h 52m
2 stops
Scandinavian Airlines Logo
6:00 am - 10:22 pm
TRF
-
PDX
25h 22m
2 stops
$1,356Scandinavian Airlines
Tue, Sep 1 - Wed, Sep 9
Scandinavian Airlines Logo
10:00 am - 2:30 pm
PDX
-
TRF
43h 30m
2 stops
Scandinavian Airlines Logo
6:00 am - 10:22 pm
TRF
-
PDX
25h 22m
2 stops
$1,372Scandinavian Airlines
Fri, Sep 18 - Tue, Sep 22

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Scandinavian Airlines flights from Portland to Oslo Sandefjord Airport

Our best Scandinavian Airlines deals on Portland to Oslo Sandefjord Airport flight tickets
Scandinavian Airlines
Aug 17
PDX1:00 pmPortland
40h 30m
2 stops
TRF2:30 pmOslo Sandefjord
Aug 24
TRF6:00 amOslo Sandefjord
25h 22m
2 stops
PDX10:22 pmPortland
$912
Scandinavian Airlines
Aug 23
PDX10:00 amPortland
43h 30m
2 stops
TRF2:30 pmOslo Sandefjord
Sep 2
TRF6:00 amOslo Sandefjord
25h 22m
2 stops
PDX10:22 pmPortland
$942
Scandinavian Airlines
Aug 23
PDX10:00 amPortland
43h 30m
2 stops
TRF2:30 pmOslo Sandefjord
Sep 2
TRF6:00 amOslo Sandefjord
25h 22m
2 stops
PDX10:22 pmPortland
$943

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Oslo Sandefjord Airport 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 April 24, 2026.
Use the filters below to find and compare flights from Portland to Oslo Sandefjord Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandOslo

PDX - TRF

PDXTRF

Portland

Mon 8/17

1:00 pm-2:30 pm

2 stops40h 30m

Oslo Sandefjord

Mon 8/24

6:00 am-10:22 pm

2 stops25h 22m

$912

PortlandOslo

PDX - TRF

PDXTRF

Portland

Sun 8/23

10:00 am-2:30 pm

2 stops43h 30m

Oslo Sandefjord

Wed 9/2

6:00 am-10:22 pm

2 stops25h 22m

$942

PortlandOslo

PDX - TRF

PDXTRF

Portland

Sun 8/23

10:00 am-2:30 pm

2 stops43h 30m

Oslo Sandefjord

Wed 9/2

6:00 am-10:22 pm

2 stops25h 22m

$943
Quickest round-trip

PortlandOslo

PDX - TRF

PDXTRF

Portland

Sat 5/23

3:30 pm-9:10 pm

2 stops20h 40m

Oslo Sandefjord

Wed 5/27

12:10 pm-5:55 pm

2 stops14h 45m

$949

PortlandOslo

PDX - TRF

PDXTRF

Portland

Thu 8/13

3:30 pm-9:10 pm

2 stops20h 40m

Oslo Sandefjord

Sun 8/23

3:05 pm-1:50 pm

3 stops31h 45m

$1,075

PortlandOslo

PDX - TRF

PDXTRF

Portland

Thu 8/13

3:30 pm-9:10 pm

2 stops20h 40m

Oslo Sandefjord

Sun 8/23

12:10 pm-5:55 pm

2 stops14h 45m

$1,152

PortlandOslo

PDX - TRF

PDXTRF

Portland

Sun 9/6

1:38 pm-2:30 pm

2 stops15h 52m

Oslo Sandefjord

Wed 9/16

6:00 am-10:22 pm

2 stops25h 22m

$1,345

PortlandOslo

PDX - TRF

PDXTRF

Portland

Sun 8/23

1:38 pm-2:30 pm

2 stops15h 52m

Oslo Sandefjord

Wed 9/2

6:00 am-10:22 pm

2 stops25h 22m

$1,355

PortlandOslo

PDX - TRF

PDXTRF

Portland

Tue 9/1

1:38 pm-2:30 pm

2 stops15h 52m

Oslo Sandefjord

Wed 9/9

6:00 am-10:22 pm

2 stops25h 22m

$1,356

PortlandOslo

PDX - TRF

PDXTRF

Portland

Fri 9/18

10:00 am-2:30 pm

2 stops43h 30m

Oslo Sandefjord

Tue 9/22

6:00 am-10:22 pm

2 stops25h 22m

$1,372

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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When to book flights from Portland to Oslo Sandefjord Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Oslo Sandefjord Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Oslo Sandefjord Airport (PDX to TRF) flight deals and tips

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

Fastest flight time

15h 52m

Direct flights

None
The fastest flight from Portland to Oslo Sandefjord Airport takes 15h 52m
There are no direct flights from Portland to Oslo Sandefjord Airport. There are no popular flight routes from Portland to Oslo Sandefjord Airport.
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Frequently asked questions about flying from Portland to Oslo Sandefjord Airport

  • How far is Portland to Oslo Sandefjord by plane?

    There are 4721.7 mi between Portland and Oslo Sandefjord. 15h 52m is a normal flight duration for this route.

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

    Prices for flights from Portland Airport to Oslo Sandefjord Airport were last updated today.

  • How old do you have to be to fly from Portland Airport to Oslo Sandefjord 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 Portland Airport to Oslo Sandefjord Airport.

  • What documentation or ID do you need to fly to Oslo Sandefjord Airport?

    The travel and health documents required for your trip to Oslo Sandefjord Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Oslo Sandefjord Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Portland to Oslo Sandefjord Airport

  • How do I get Price Alerts for flights from Portland to Oslo Sandefjord Airport?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Portland from Oslo Sandefjord Airport. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Portland to Oslo Sandefjord Airport with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near Oslo?

Book flights to Oslo if you plan to visit one of these locations
Sandefjord

Why use momondo?

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

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 Oslo from Portland.

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

Yes. momondo enables you to select and highlight flights to Oslo from Portland with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Oslo from Portland.

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

Of course. momondo tracks the price of Portland to Oslo 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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