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Cheap flights from Portland to Oslo from $277

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 8/19. 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.
KLM Logo
1:05 pm - 6:05 pm
PDX
-
TRF
20h 00m
2 stops
KLM Logo
3:05 pm - 8:17 pm
TRF
-
PDX
38h 12m
2 stops
$815KLM
Sat, Aug 1 - Sun, Aug 16
Multiple Airlines Logo
7:05 pm - 12:25 am
PDX
-
TRF
20h 20m
2 stops
Multiple Airlines Logo
9:05 am - 5:55 pm
TRF
-
PDX
17h 50m
2 stops
$971Multiple Airlines
Wed, Aug 19 - Sun, Aug 23
Scandinavian Airlines Logo
12:23 pm - 8:25 pm
PDX
-
TRF
23h 02m
2 stops
Scandinavian Airlines Logo
6:00 am - 5:14 pm
TRF
-
PDX
20h 14m
2 stops
$984Scandinavian Airlines
Sun, Aug 2 - Fri, Aug 14
Multiple Airlines Logo
3:30 pm - 9:10 pm
PDX
-
TRF
20h 40m
2 stops
Multiple Airlines Logo
9:00 am - 11:45 am
TRF
-
PDX
35h 45m
2 stops
$1,001Multiple Airlines
Thu, Jul 9 - Wed, Jul 22
Multiple Airlines Logo
7:05 pm - 12:25 am
PDX
-
TRF
20h 20m
2 stops
Multiple Airlines Logo
6:00 am - 5:55 pm
TRF
-
PDX
20h 55m
2 stops
$1,004Multiple Airlines
Sun, Aug 23 - Wed, Sep 2
Scandinavian Airlines Logo
12:23 pm - 8:25 pm
PDX
-
TRF
23h 02m
2 stops
Scandinavian Airlines Logo
6:00 am - 7:44 pm
TRF
-
PDX
22h 44m
2 stops
$1,008Scandinavian Airlines
Sun, Jul 26 - Tue, Aug 11
Scandinavian Airlines Logo
1:25 pm - 8:25 pm
PDX
-
TRF
22h 00m
2 stops
Scandinavian Airlines Logo
6:00 am - 5:14 pm
TRF
-
PDX
20h 14m
2 stops
$1,023Scandinavian Airlines
Thu, Jul 30 - Fri, Aug 14
Scandinavian Airlines Logo
11:22 am - 4:35 pm
PDX
-
TRF
20h 13m
2 stops
Scandinavian Airlines Logo
6:00 am - 7:44 pm
TRF
-
PDX
22h 44m
2 stops
$1,053Scandinavian Airlines
Fri, Aug 7 - Sat, Aug 22
Scandinavian Airlines Logo
1:25 pm - 8:25 pm
PDX
-
TRF
22h 00m
2 stops
Scandinavian Airlines Logo
6:00 am - 7:44 pm
TRF
-
PDX
22h 44m
2 stops
$1,058Scandinavian Airlines
Thu, Jul 30 - Tue, Aug 11
Scandinavian Airlines Logo
12:23 pm - 8:25 pm
PDX
-
TRF
23h 02m
2 stops
Scandinavian Airlines Logo
3:05 pm - 5:14 pm
TRF
-
PDX
35h 09m
2 stops
$1,073Scandinavian Airlines
Sun, Aug 2 - Mon, Aug 17

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KLM flights from Portland to Oslo Sandefjord Airport

Our best KLM deals on Portland to Oslo Sandefjord Airport flight tickets
KLM
Aug 1
PDX1:05 pmPortland
20h 00m
2 stops
TRF6:05 pmOslo Sandefjord
Aug 14
TRF6:00 amOslo Sandefjord
24h 13m
2 stops
PDX9:13 pmPortland
$815
KLM
Aug 2
PDX1:05 pmPortland
22h 20m
2 stops
TRF8:25 pmOslo Sandefjord
Aug 16
TRF3:05 pmOslo Sandefjord
38h 12m
2 stops
PDX8:17 pmPortland
$1,082
KLM
Aug 2
PDX1:05 pmPortland
17h 00m
2 stops
TRF3:05 pmOslo Sandefjord
Aug 17
TRF6:00 amOslo Sandefjord
23h 17m
2 stops
PDX8:17 pmPortland
$1,302

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 2
PDX12:23 pmPortland
23h 02m
2 stops
TRF8:25 pmOslo Sandefjord
Aug 14
TRF6:00 amOslo Sandefjord
20h 14m
2 stops
PDX5:14 pmPortland
$984
Scandinavian Airlines
Jul 26
PDX12:23 pmPortland
23h 02m
2 stops
TRF8:25 pmOslo Sandefjord
Aug 11
TRF6:00 amOslo Sandefjord
22h 44m
2 stops
PDX7:44 pmPortland
$1,008
Scandinavian Airlines
Jul 30
PDX1:25 pmPortland
22h 00m
2 stops
TRF8:25 pmOslo Sandefjord
Aug 14
TRF6:00 amOslo Sandefjord
20h 14m
2 stops
PDX5:14 pmPortland
$1,023

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 June 17, 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

Sat 8/1

1:05 pm-6:05 pm

2 stops20h 00m

Oslo Sandefjord

Sun 8/16

3:05 pm-8:17 pm

2 stops38h 12m

$815
Quickest round-trip

PortlandOslo

PDX - TRF

PDXTRF

Portland

Wed 8/19

7:05 pm-12:25 am

2 stops20h 20m

Oslo Sandefjord

Sun 8/23

9:05 am-5:55 pm

2 stops17h 50m

$971

PortlandOslo

PDX - TRF

PDXTRF

Portland

Sun 8/2

12:23 pm-8:25 pm

2 stops23h 02m

Oslo Sandefjord

Fri 8/14

6:00 am-5:14 pm

2 stops20h 14m

$984

PortlandOslo

PDX - TRF

PDXTRF

Portland

Thu 7/9

3:30 pm-9:10 pm

2 stops20h 40m

Oslo Sandefjord

Wed 7/22

9:00 am-11:45 am

2 stops35h 45m

$1,001

PortlandOslo

PDX - TRF

PDXTRF

Portland

Sun 8/23

7:05 pm-12:25 am

2 stops20h 20m

Oslo Sandefjord

Wed 9/2

6:00 am-5:55 pm

2 stops20h 55m

$1,004

PortlandOslo

PDX - TRF

PDXTRF

Portland

Sun 7/26

12:23 pm-8:25 pm

2 stops23h 02m

Oslo Sandefjord

Tue 8/11

6:00 am-7:44 pm

2 stops22h 44m

$1,008

PortlandOslo

PDX - TRF

PDXTRF

Portland

Thu 7/30

1:25 pm-8:25 pm

2 stops22h 00m

Oslo Sandefjord

Fri 8/14

6:00 am-5:14 pm

2 stops20h 14m

$1,023

PortlandOslo

PDX - TRF

PDXTRF

Portland

Fri 8/7

11:22 am-4:35 pm

2 stops20h 13m

Oslo Sandefjord

Sat 8/22

6:00 am-7:44 pm

2 stops22h 44m

$1,053

PortlandOslo

PDX - TRF

PDXTRF

Portland

Thu 7/30

1:25 pm-8:25 pm

2 stops22h 00m

Oslo Sandefjord

Tue 8/11

6:00 am-7:44 pm

2 stops22h 44m

$1,058

PortlandOslo

PDX - TRF

PDXTRF

Portland

Sun 8/2

12:23 pm-8:25 pm

2 stops23h 02m

Oslo Sandefjord

Mon 8/17

3:05 pm-5:14 pm

2 stops35h 09m

$1,073

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

19h 25m

Direct flights

None
The fastest flight from Portland to Oslo Sandefjord Airport takes 19h 25m
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. 19h 25m 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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