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Cheap flights from Portland to Oslo from $348

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
1 adult, Economy, 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
1:28 pm - 2:30 pm
PDX
-
TRF
40h 02m
2 stops
Scandinavian Airlines Logo
3:05 pm - 10:19 pm
TRF
-
PDX
40h 14m
2 stops
$838Scandinavian Airlines
Wed, Oct 14 - Mon, Oct 19
Scandinavian Airlines Logo
1:28 pm - 2:30 pm
PDX
-
TRF
40h 02m
2 stops
Scandinavian Airlines Logo
3:05 pm - 10:19 pm
TRF
-
PDX
40h 14m
2 stops
$852Scandinavian Airlines
Tue, Oct 13 - Mon, Oct 19
KLM Logo
1:05 pm - 2:30 pm
PDX
-
TRF
16h 25m
2 stops
KLM Logo
6:00 am - 9:13 pm
TRF
-
PDX
24h 13m
2 stops
$877KLM
Thu, Aug 20 - Wed, Sep 2
Scandinavian Airlines Logo
11:05 am - 2:05 pm
PDX
-
TRF
42h 00m
2 stops
Scandinavian Airlines Logo
2:35 pm - 10:40 pm
TRF
-
PDX
41h 05m
2 stops
$882Scandinavian Airlines
Mon, Dec 7 - Thu, Dec 10
Scandinavian Airlines Logo
10:47 am - 2:30 pm
PDX
-
TRF
42h 43m
2 stops
Scandinavian Airlines Logo
3:05 pm - 10:19 pm
TRF
-
PDX
40h 14m
2 stops
$882Scandinavian Airlines
Mon, Oct 5 - Sun, Oct 11
Scandinavian Airlines Logo
1:28 pm - 2:30 pm
PDX
-
TRF
40h 02m
2 stops
Scandinavian Airlines Logo
3:05 pm - 10:19 pm
TRF
-
PDX
40h 14m
2 stops
$882Scandinavian Airlines
Tue, Oct 13 - Tue, Oct 20
Scandinavian Airlines Logo
10:00 am - 2:05 pm
PDX
-
TRF
43h 05m
2 stops
Scandinavian Airlines Logo
2:35 pm - 9:27 pm
TRF
-
PDX
39h 52m
2 stops
$882Scandinavian Airlines
Mon, Dec 7 - Thu, Dec 10
Scandinavian Airlines Logo
10:47 am - 2:30 pm
PDX
-
TRF
42h 43m
2 stops
Scandinavian Airlines Logo
3:05 pm - 10:19 pm
TRF
-
PDX
40h 14m
2 stops
$882Scandinavian Airlines
Mon, Oct 5 - Mon, Oct 12
Scandinavian Airlines Logo
11:22 am - 12:25 am
PDX
-
TRF
28h 03m
2 stops
Scandinavian Airlines Logo
6:00 am - 5:10 pm
TRF
-
PDX
20h 10m
2 stops
$902Scandinavian Airlines
Sun, Aug 23 - Fri, Sep 11
Multiple Airlines Logo
3:30 pm - 4:05 pm
PDX
-
TRF
15h 35m
2 stops
Multiple Airlines Logo
9:05 am - 6:00 pm
TRF
-
PDX
16h 55m
2 stops
$1,022Multiple Airlines
Sat, Oct 24 - Sun, Nov 1

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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
Oct 14
PDX1:28 pmPortland
40h 02m
2 stops
TRF2:30 pmOslo Sandefjord
Oct 19
TRF3:05 pmOslo Sandefjord
40h 14m
2 stops
PDX10:19 pmPortland
$838
Scandinavian Airlines
Oct 13
PDX1:28 pmPortland
40h 02m
2 stops
TRF2:30 pmOslo Sandefjord
Oct 19
TRF3:05 pmOslo Sandefjord
40h 14m
2 stops
PDX10:19 pmPortland
$852
Scandinavian Airlines
Dec 7
PDX11:05 amPortland
42h 00m
2 stops
TRF2:05 pmOslo Sandefjord
Dec 10
TRF2:35 pmOslo Sandefjord
41h 05m
2 stops
PDX10:40 pmPortland
$882

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 July 29, 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

Wed 10/14

1:28 pm-2:30 pm

2 stops40h 02m

Oslo Sandefjord

Mon 10/19

3:05 pm-10:19 pm

2 stops40h 14m

$838

PortlandOslo

PDX - TRF

PDXTRF

Portland

Tue 10/13

1:28 pm-2:30 pm

2 stops40h 02m

Oslo Sandefjord

Mon 10/19

3:05 pm-10:19 pm

2 stops40h 14m

$852

PortlandOslo

PDX - TRF

PDXTRF

Portland

Thu 8/20

1:05 pm-2:30 pm

2 stops16h 25m

Oslo Sandefjord

Wed 9/2

6:00 am-9:13 pm

2 stops24h 13m

$877

PortlandOslo

PDX - TRF

PDXTRF

Portland

Mon 12/7

11:05 am-2:05 pm

2 stops42h 00m

Oslo Sandefjord

Thu 12/10

2:35 pm-10:40 pm

2 stops41h 05m

$882

PortlandOslo

PDX - TRF

PDXTRF

Portland

Mon 10/5

10:47 am-2:30 pm

2 stops42h 43m

Oslo Sandefjord

Sun 10/11

3:05 pm-10:19 pm

2 stops40h 14m

$882

PortlandOslo

PDX - TRF

PDXTRF

Portland

Tue 10/13

1:28 pm-2:30 pm

2 stops40h 02m

Oslo Sandefjord

Tue 10/20

3:05 pm-10:19 pm

2 stops40h 14m

$882

PortlandOslo

PDX - TRF

PDXTRF

Portland

Mon 12/7

10:00 am-2:05 pm

2 stops43h 05m

Oslo Sandefjord

Thu 12/10

2:35 pm-9:27 pm

2 stops39h 52m

$882

PortlandOslo

PDX - TRF

PDXTRF

Portland

Mon 10/5

10:47 am-2:30 pm

2 stops42h 43m

Oslo Sandefjord

Mon 10/12

3:05 pm-10:19 pm

2 stops40h 14m

$882

PortlandOslo

PDX - TRF

PDXTRF

Portland

Sun 8/23

11:22 am-12:25 am

2 stops28h 03m

Oslo Sandefjord

Fri 9/11

6:00 am-5:10 pm

2 stops20h 10m

$902
Quickest round-trip

PortlandOslo

PDX - TRF

PDXTRF

Portland

Sat 10/24

3:30 pm-4:05 pm

2 stops15h 35m

Oslo Sandefjord

Sun 11/1

9:05 am-6:00 pm

2 stops16h 55m

$1,022

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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?

KLM 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

Fastest flight time

17h 05m

Direct flights

None
The fastest flight from Portland to Oslo Sandefjord Airport takes 17h 05m
There are no direct flights from Portland to Oslo Sandefjord Airport. There are no popular flight routes from Portland to Oslo Sandefjord Airport.
Search flight deals

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. 17h 05m 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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