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Cheap flights from Portland to Oslo from $326

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 3/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
1:00 pm - 2:05 pmPDX-TRF
41h 05m2 stops
Scandinavian Airlines Logo
2:35 pm - 10:22 pmTRF-PDX
39h 47m2 stops
$619Scandinavian Airlines
Find Deal
Mon, Mar 9 - Thu, Mar 12
Scandinavian Airlines Logo
1:00 pm - 2:05 pmPDX-TRF
41h 05m2 stops
Scandinavian Airlines Logo
2:35 pm - 10:22 pmTRF-PDX
39h 47m2 stops
$653Scandinavian Airlines
Find Deal
Mon, Mar 9 - Mon, Mar 16
Multiple Airlines Logo
3:45 pm - 8:35 amPDX-TRF
32h 50m3 stops
Multiple Airlines Logo
2:35 pm - 4:55 pmTRF-PDX
34h 20m2 stops
$1,333Multiple Airlines
Find Deal
Mon, Mar 9 - Thu, Mar 12
Multiple Airlines Logo
3:45 pm - 8:35 amPDX-TRF
32h 50m3 stops
Multiple Airlines Logo
4:40 pm - 6:00 pmTRF-PDX
33h 20m3 stops
$1,542Multiple Airlines
Find Deal
Mon, Mar 9 - Thu, Mar 12

Scandinavian Airlines flights from Portland to Oslo Sandefjord Airport

Our best Scandinavian Airlines deals on Portland to Oslo Sandefjord Airport flight tickets
Scandinavian Airlines
Mar 9
PDX1:00 pmPortland
41h 05m
2 stops
TRF2:05 pmOslo Sandefjord
Mar 12
TRF2:35 pmOslo Sandefjord
39h 47m
2 stops
PDX10:22 pmPortland
$619
Find similar
Scandinavian Airlines
Mar 9
PDX1:00 pmPortland
41h 05m
2 stops
TRF2:05 pmOslo Sandefjord
Mar 16
TRF2:35 pmOslo Sandefjord
39h 47m
2 stops
PDX10:22 pmPortland
$653
Find similar

KLM flights from Portland to Oslo Sandefjord Airport

Our best KLM deals on Portland to Oslo Sandefjord Airport flight tickets
KLM
Nov 12
PDX1:25 pmPortland
44h 20m
2 stops
TRF6:45 pmOslo Sandefjord
Nov 16
TRF12:15 pmOslo Sandefjord
32h 10m
2 stops
PDX11:25 amPortland
$926
Find similar
KLM
Nov 12
PDX1:25 pmPortland
44h 20m
2 stops
TRF6:45 pmOslo Sandefjord
Nov 16
TRF12:15 pmOslo Sandefjord
32h 10m
2 stops
PDX11:25 amPortland
$927
Find similar

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 November 6, 2025.
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

PortlandOslo

PDX - TRF

PDXTRF

Portland

Mon 3/9

1:00 pm-2:05 pm

2 stops41h 05m

Oslo Sandefjord

Thu 3/12

2:35 pm-10:22 pm

2 stops39h 47m

$619

PortlandOslo

PDX - TRF

PDXTRF

Portland

Mon 3/9

1:00 pm-2:05 pm

2 stops41h 05m

Oslo Sandefjord

Mon 3/16

2:35 pm-10:22 pm

2 stops39h 47m

$653

PortlandOslo

PDX - TRF

PDXTRF

Portland

Mon 3/9

3:45 pm-8:35 am

3 stops32h 50m

Oslo Sandefjord

Thu 3/12

2:35 pm-4:55 pm

2 stops34h 20m

$1,333

PortlandOslo

PDX - TRF

PDXTRF

Portland

Mon 3/9

3:45 pm-8:35 am

3 stops32h 50m

Oslo Sandefjord

Thu 3/12

4:40 pm-6:00 pm

3 stops33h 20m

$1,542

PortlandOslo

PDX - TRF

PDXTRF

Portland

Tue 3/10

8:40 am-7:15 pm

3 stops50h 35m

$326

PortlandOslo

PDX - TRF

PDXTRF

Portland

Wed 3/11

7:10 am-7:15 pm

2 stops28h 05m

$341

PortlandOslo

PDX - TRF

PDXTRF

Portland

Thu 3/12

3:45 pm-11:00 am

3 stops35h 15m

$355

PortlandOslo

PDX - TRF

PDXTRF

Portland

Sat 3/7

2:45 pm-3:55 pm

3 stops40h 10m

$357

PortlandOslo

PDX - TRF

PDXTRF

Portland

Mon 3/9

3:45 pm-9:20 am

3 stops33h 35m

$368

PortlandOslo

PDX - TRF

PDXTRF

Portland

Wed 3/11

7:20 am-7:15 pm

3 stops27h 55m

$424

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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See travel insights to Oslo from

How to get the cheapest flight ticket from Portland to Oslo Sandefjord Airport

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 cheapest airline that flies from Portland to Oslo Sandefjord?

Scandinavian Airlines is the most popular carrier operating from Portland to Oslo Sandefjord

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

Direct flights

None
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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  • How far is Portland to Oslo Sandefjord by plane?

    There are 4721.7 mi between Portland and Oslo Sandefjord. 32h 50m 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.

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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