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Cheap flights from Portland to Oslo from $454

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 10/25. 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
1:00 pm - 2:05 pmPDX  Portland-TRF Oslo Sandefjord
40h 05m2 stops Los Angeles Kastrup Copenhagen
Scandinavian Airlines Logo
2:35 pm - 9:27 pmTRF  Oslo Sandefjord-PDX Portland
39h 52m2 stops Kastrup Copenhagen New York John F Kennedy Intl
$804Scandinavian Airlines
Mon, Jan 11 - Sun, Jan 17
Scandinavian Airlines Logo
1:05 pm - 2:05 pmPDX  Portland-TRF Oslo Sandefjord
40h 00m2 stops Los Angeles Kastrup Copenhagen
Scandinavian Airlines Logo
6:00 am - 9:57 pmTRF  Oslo Sandefjord-PDX Portland
24h 57m2 stops Kastrup Copenhagen New York John F Kennedy Intl
$853Scandinavian Airlines
Thu, Dec 3 - Tue, Dec 8
Scandinavian Airlines Logo
1:05 pm - 2:05 pmPDX  Portland-TRF Oslo Sandefjord
40h 00m2 stops Los Angeles Kastrup Copenhagen
Scandinavian Airlines Logo
2:35 pm - 8:55 pmTRF  Oslo Sandefjord-PDX Portland
39h 20m2 stops Kastrup Copenhagen Los Angeles
$883Scandinavian Airlines
Wed, Nov 18 - Sun, Nov 22
Multiple Airlines Logo
7:40 pm - 12:25 amPDX  Portland-TRF Oslo Sandefjord
19h 45m3 stops Seattle/Tacoma Intl Reykjavik Keflavik Intl Kastrup Copenhagen
Multiple Airlines Logo
3:05 pm - 11:50 amTRF  Oslo Sandefjord-PDX Portland
29h 45m2 stops Kastrup Copenhagen Reykjavik Keflavik Intl
$1,193Multiple Airlines
Mon, Aug 31 - Wed, Sep 9
Scandinavian Airlines Logo
12:34 pm - 2:30 pmPDX  Portland-TRF Oslo Sandefjord
16h 56m2 stops Seattle/Tacoma Intl Kastrup Copenhagen
Scandinavian Airlines Logo
3:05 pm - 10:27 pmTRF  Oslo Sandefjord-PDX Portland
40h 22m2 stops Kastrup Copenhagen Los Angeles
$1,199Scandinavian Airlines
Tue, Sep 8 - Tue, Sep 15
Scandinavian Airlines Logo
1:00 pm - 2:30 pmPDX  Portland-TRF Oslo Sandefjord
16h 30m2 stops Seattle/Tacoma Intl Kastrup Copenhagen
Scandinavian Airlines Logo
6:00 am - 10:19 pmTRF  Oslo Sandefjord-PDX Portland
25h 19m2 stops Kastrup Copenhagen Los Angeles
$1,284Scandinavian Airlines
Tue, Oct 6 - Tue, Oct 20
Multiple Airlines Logo
7:00 pm - 12:25 amPDX  Portland-TRF Oslo Sandefjord
20h 25m3 stops Reykjavik Keflavik Intl Amsterdam Schiphol Kastrup Copenhagen
Multiple Airlines Logo
3:05 pm - 5:55 pmTRF  Oslo Sandefjord-PDX Portland
35h 50m3 stops Kastrup Copenhagen Amsterdam Schiphol Reykjavik Keflavik Intl
$1,318Multiple Airlines
Sun, Sep 6 - Mon, Sep 21
Multiple Airlines Logo
3:45 pm - 12:30 amPDX  Portland-TRF Oslo Sandefjord
24h 45m3 stops Reykjavik Keflavik Intl London Heathrow Kastrup Copenhagen
Multiple Airlines Logo
6:00 am - 5:00 pmTRF  Oslo Sandefjord-PDX Portland
20h 00m3 stops Kastrup Copenhagen London Heathrow Reykjavik Keflavik Intl
$1,325Multiple Airlines
Sat, Oct 31 - Wed, Nov 4
Multiple Airlines Logo
7:00 pm - 12:25 amPDX  Portland-TRF Oslo Sandefjord
20h 25m3 stops Reykjavik Keflavik Intl Amsterdam Schiphol Kastrup Copenhagen
Multiple Airlines Logo
6:25 pm - 5:55 pmTRF  Oslo Sandefjord-PDX Portland
32h 30m3 stops Bergen Flesland Amsterdam Schiphol Reykjavik Keflavik Intl
$1,383Multiple Airlines
Sun, Sep 6 - Mon, Sep 21
Scandinavian Airlines Logo
11:20 am - 2:30 pmPDX  Portland-TRF Oslo Sandefjord
18h 10m2 stops Seattle/Tacoma Intl Kastrup Copenhagen
Scandinavian Airlines Logo
6:00 am - 5:10 pmTRF  Oslo Sandefjord-PDX Portland
20h 10m2 stops Kastrup Copenhagen Seattle/Tacoma Intl
$1,434Scandinavian Airlines
Tue, Sep 15 - Sat, Sep 26

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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
Jan 11
PDX1:00 pmPortland
40h 05m
2 stops
TRF2:05 pmOslo Sandefjord
Jan 17
TRF2:35 pmOslo Sandefjord
39h 52m
2 stops
PDX9:27 pmPortland
$804
Scandinavian Airlines
Dec 3
PDX1:05 pmPortland
40h 00m
2 stops
TRF2:05 pmOslo Sandefjord
Dec 8
TRF6:00 amOslo Sandefjord
24h 57m
2 stops
PDX9:57 pmPortland
$853
Scandinavian Airlines
Nov 18
PDX1:05 pmPortland
40h 00m
2 stops
TRF2:05 pmOslo Sandefjord
Nov 22
TRF2:35 pmOslo Sandefjord
39h 20m
2 stops
PDX8:55 pmPortland
$883

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 August 15, 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 Portland - TRF Oslo Sandefjord

PDXTRF

Portland

Mon 1/11

1:00 pm-2:05 pm

2 stops40h 05m

Oslo Sandefjord

Sun 1/17

2:35 pm-9:27 pm

2 stops39h 52m

$804

PortlandOslo

PDX Portland - TRF Oslo Sandefjord

PDXTRF

Portland

Thu 12/3

1:05 pm-2:05 pm

2 stops40h 00m

Oslo Sandefjord

Tue 12/8

6:00 am-9:57 pm

2 stops24h 57m

$853

PortlandOslo

PDX Portland - TRF Oslo Sandefjord

PDXTRF

Portland

Wed 11/18

1:05 pm-2:05 pm

2 stops40h 00m

Oslo Sandefjord

Sun 11/22

2:35 pm-8:55 pm

2 stops39h 20m

$883

PortlandOslo

PDX Portland - TRF Oslo Sandefjord

PDXTRF

Portland

Mon 8/31

7:40 pm-12:25 am

3 stops19h 45m

Oslo Sandefjord

Wed 9/9

3:05 pm-11:50 am

2 stops29h 45m

$1,193

PortlandOslo

PDX Portland - TRF Oslo Sandefjord

PDXTRF

Portland

Tue 9/8

12:34 pm-2:30 pm

2 stops16h 56m

Oslo Sandefjord

Tue 9/15

3:05 pm-10:27 pm

2 stops40h 22m

$1,199

PortlandOslo

PDX Portland - TRF Oslo Sandefjord

PDXTRF

Portland

Tue 10/6

1:00 pm-2:30 pm

2 stops16h 30m

Oslo Sandefjord

Tue 10/20

6:00 am-10:19 pm

2 stops25h 19m

$1,284

PortlandOslo

PDX Portland - TRF Oslo Sandefjord

PDXTRF

Portland

Sun 9/6

7:00 pm-12:25 am

3 stops20h 25m

Oslo Sandefjord

Mon 9/21

3:05 pm-5:55 pm

3 stops35h 50m

$1,318

PortlandOslo

PDX Portland - TRF Oslo Sandefjord

PDXTRF

Portland

Sat 10/31

3:45 pm-12:30 am

3 stops24h 45m

Oslo Sandefjord

Wed 11/4

6:00 am-5:00 pm

3 stops20h 00m

$1,325

PortlandOslo

PDX Portland - TRF Oslo Sandefjord

PDXTRF

Portland

Sun 9/6

7:00 pm-12:25 am

3 stops20h 25m

Oslo Sandefjord

Mon 9/21

6:25 pm-5:55 pm

3 stops32h 30m

$1,383
Quickest round-trip

PortlandOslo

PDX Portland - TRF Oslo Sandefjord

PDXTRF

Portland

Tue 9/15

11:20 am-2:30 pm

2 stops18h 10m

Oslo Sandefjord

Sat 9/26

6:00 am-5:10 pm

2 stops20h 10m

$1,434

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 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 and Scandinavian Airlines are the most popular carriers 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

16h 30m

Direct flights

None
The fastest flight from Portland to Oslo Sandefjord Airport takes 16h 30m
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. 16h 30m 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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