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Cheap flights from Portland to Oslo from $241

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 8/23. 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 - 2:05 pm
PDX
-
TRF
39h 37m
2 stops
Scandinavian Airlines Logo
2:35 pm - 10:26 pm
TRF
-
PDX
40h 51m
2 stops
$851Scandinavian Airlines
Tue, Nov 3 - Sun, Nov 8
Scandinavian Airlines Logo
10:00 am - 2:05 pm
PDX
-
TRF
43h 05m
2 stops
Scandinavian Airlines Logo
6:00 am - 9:27 pm
TRF
-
PDX
24h 27m
2 stops
$881Scandinavian Airlines
Sun, Nov 15 - Sat, Nov 21
Scandinavian Airlines Logo
12:25 pm - 12:25 am
PDX
-
TRF
27h 00m
2 stops
Scandinavian Airlines Logo
6:00 am - 8:02 pm
TRF
-
PDX
23h 02m
2 stops
$901Scandinavian Airlines
Sun, Aug 23 - Fri, Sep 11
Multiple Airlines Logo
3:30 pm - 7:25 pm
PDX
-
TRF
18h 55m
3 stops
Multiple Airlines Logo
3:05 pm - 5:55 pm
TRF
-
PDX
35h 50m
2 stops
$1,103Multiple Airlines
Mon, Oct 12 - Mon, Oct 19
Multiple Airlines Logo
7:05 pm - 2:30 pm
PDX
-
TRF
34h 25m
2 stops
Multiple Airlines Logo
3:05 pm - 11:45 am
TRF
-
PDX
29h 40m
2 stops
$1,141Multiple Airlines
Wed, Aug 12 - Wed, Aug 19
Multiple Airlines Logo
3:45 pm - 12:30 am
PDX
-
TRF
24h 45m
3 stops
Multiple Airlines Logo
6:00 am - 5:00 pm
TRF
-
PDX
20h 00m
3 stops
$1,183Multiple Airlines
Sat, Oct 31 - Wed, Nov 4
Scandinavian Airlines Logo
12:25 pm - 2:30 pm
PDX
-
TRF
17h 05m
2 stops
Scandinavian Airlines Logo
6:00 am - 10:17 pm
TRF
-
PDX
25h 17m
2 stops
$1,197Scandinavian Airlines
Sun, Sep 6 - Wed, Sep 16
Multiple Airlines Logo
2:45 pm - 3:05 pm
PDX
-
TRF
15h 20m
2 stops
Multiple Airlines Logo
9:05 am - 5:00 pm
TRF
-
PDX
16h 55m
2 stops
$1,274Multiple Airlines
Sat, Nov 21 - Sun, Nov 29
Scandinavian Airlines Logo
12:25 pm - 2:30 pm
PDX
-
TRF
17h 05m
2 stops
Scandinavian Airlines Logo
6:00 am - 10:12 pm
TRF
-
PDX
25h 12m
2 stops
$1,282Scandinavian Airlines
Sun, Aug 23 - Wed, Sep 2
Multiple Airlines Logo
3:30 pm - 12:25 am
PDX
-
TRF
23h 55m
2 stops
Multiple Airlines Logo
9:05 am - 5:50 pm
TRF
-
PDX
17h 45m
2 stops
$1,305Multiple Airlines
Mon, Aug 31 - Fri, Sep 4

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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
Nov 3
PDX1:28 pmPortland
39h 37m
2 stops
TRF2:05 pmOslo Sandefjord
Nov 8
TRF2:35 pmOslo Sandefjord
40h 51m
2 stops
PDX10:26 pmPortland
$851
Scandinavian Airlines
Nov 15
PDX10:00 amPortland
43h 05m
2 stops
TRF2:05 pmOslo Sandefjord
Nov 21
TRF6:00 amOslo Sandefjord
24h 27m
2 stops
PDX9:27 pmPortland
$881
Scandinavian Airlines
Aug 23
PDX12:25 pmPortland
27h 00m
2 stops
TRF12:25 amOslo Sandefjord
Sep 11
TRF6:00 amOslo Sandefjord
23h 02m
2 stops
PDX8:02 pmPortland
$901

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 14, 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

Tue 11/3

1:28 pm-2:05 pm

2 stops39h 37m

Oslo Sandefjord

Sun 11/8

2:35 pm-10:26 pm

2 stops40h 51m

$851

PortlandOslo

PDX - TRF

PDXTRF

Portland

Sun 11/15

10:00 am-2:05 pm

2 stops43h 05m

Oslo Sandefjord

Sat 11/21

6:00 am-9:27 pm

2 stops24h 27m

$881

PortlandOslo

PDX - TRF

PDXTRF

Portland

Sun 8/23

12:25 pm-12:25 am

2 stops27h 00m

Oslo Sandefjord

Fri 9/11

6:00 am-8:02 pm

2 stops23h 02m

$901

PortlandOslo

PDX - TRF

PDXTRF

Portland

Mon 10/12

3:30 pm-7:25 pm

3 stops18h 55m

Oslo Sandefjord

Mon 10/19

3:05 pm-5:55 pm

2 stops35h 50m

$1,103

PortlandOslo

PDX - TRF

PDXTRF

Portland

Wed 8/12

7:05 pm-2:30 pm

2 stops34h 25m

Oslo Sandefjord

Wed 8/19

3:05 pm-11:45 am

2 stops29h 40m

$1,141

PortlandOslo

PDX - TRF

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

$1,183

PortlandOslo

PDX - TRF

PDXTRF

Portland

Sun 9/6

12:25 pm-2:30 pm

2 stops17h 05m

Oslo Sandefjord

Wed 9/16

6:00 am-10:17 pm

2 stops25h 17m

$1,197
Quickest round-trip

PortlandOslo

PDX - TRF

PDXTRF

Portland

Sat 11/21

2:45 pm-3:05 pm

2 stops15h 20m

Oslo Sandefjord

Sun 11/29

9:05 am-5:00 pm

2 stops16h 55m

$1,274

PortlandOslo

PDX - TRF

PDXTRF

Portland

Sun 8/23

12:25 pm-2:30 pm

2 stops17h 05m

Oslo Sandefjord

Wed 9/2

6:00 am-10:12 pm

2 stops25h 12m

$1,282

PortlandOslo

PDX - TRF

PDXTRF

Portland

Mon 8/31

3:30 pm-12:25 am

2 stops23h 55m

Oslo Sandefjord

Fri 9/4

9:05 am-5:50 pm

2 stops17h 45m

$1,305

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

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.
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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. 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.

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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