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Cheap flights from Portland to Oslo from $266

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 10/21. 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
7:05 am - 2:05 pmPDX  Portland-TRF Oslo Sandefjord
46h 00m2 stops Los Angeles Kastrup Copenhagen
Scandinavian Airlines Logo
2:35 pm - 10:40 pmTRF  Oslo Sandefjord-PDX Portland
41h 05m2 stops Kastrup Copenhagen Los Angeles
$852Scandinavian Airlines
Wed, Nov 4 - Sun, Nov 8
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
$852Scandinavian Airlines
Thu, Dec 3 - Tue, Dec 8
KLM Logo
1:05 pm - 2:30 pmPDX  Portland-TRF Oslo Sandefjord
16h 25m2 stops Amsterdam Schiphol Kastrup Copenhagen
KLM Logo
3:05 pm - 9:13 pmTRF  Oslo Sandefjord-PDX Portland
39h 08m2 stops Kastrup Copenhagen New York John F Kennedy Intl
$876KLM
Thu, Aug 20 - Wed, Sep 2
Multiple Airlines Logo
3:30 pm - 12:25 amPDX  Portland-TRF Oslo Sandefjord
23h 55m3 stops Reykjavik Keflavik Intl London Heathrow Kastrup Copenhagen
Multiple Airlines Logo
3:05 pm - 5:55 pmTRF  Oslo Sandefjord-PDX Portland
35h 50m3 stops Kastrup Copenhagen London Heathrow Reykjavik Keflavik Intl
$1,050Multiple Airlines
Mon, Oct 5 - Mon, Oct 12
Multiple Airlines Logo
3:30 pm - 6:00 pmPDX  Portland-TRF Oslo Sandefjord
17h 30m2 stops Reykjavik Keflavik Intl Bergen Flesland
Multiple Airlines Logo
12:10 pm - 5:55 pmTRF  Oslo Sandefjord-PDX Portland
14h 45m2 stops Bergen Flesland Reykjavik Keflavik Intl
$1,081Multiple Airlines
Thu, Oct 1 - Wed, Oct 14
Multiple Airlines Logo
3:30 pm - 12:25 amPDX  Portland-TRF Oslo Sandefjord
23h 55m3 stops Reykjavik Keflavik Intl London Heathrow Kastrup Copenhagen
Multiple Airlines Logo
3:05 pm - 5:55 pmTRF  Oslo Sandefjord-PDX Portland
35h 50m3 stops Kastrup Copenhagen London Heathrow Reykjavik Keflavik Intl
$1,101Multiple Airlines
Mon, Sep 28 - Mon, Oct 12
Scandinavian Airlines Logo
10:00 am - 2:05 pmPDX  Portland-TRF Oslo Sandefjord
43h 05m2 stops Los Angeles Kastrup Copenhagen
Scandinavian Airlines Logo
2:35 pm - 10:26 pmTRF  Oslo Sandefjord-PDX Portland
40h 51m2 stops Kastrup Copenhagen Los Angeles
$1,197Scandinavian Airlines
Mon, Dec 21 - Wed, Dec 30
Scandinavian Airlines Logo
10:00 am - 2:05 pmPDX  Portland-TRF Oslo Sandefjord
43h 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
$1,197Scandinavian Airlines
Mon, Dec 21 - Mon, Dec 28
Scandinavian Airlines Logo
1:00 pm - 2:05 pmPDX  Portland-TRF Oslo Sandefjord
40h 05m2 stops Los Angeles Kastrup Copenhagen
Scandinavian Airlines Logo
6:00 am - 9:27 pmTRF  Oslo Sandefjord-PDX Portland
24h 27m2 stops Kastrup Copenhagen New York John F Kennedy Intl
$1,197Scandinavian Airlines
Mon, Dec 21 - Tue, Dec 29
Multiple Airlines Logo
3:30 pm - 9:10 pmPDX  Portland-TRF Oslo Sandefjord
20h 40m2 stops Reykjavik Keflavik Intl Bergen Flesland
Multiple Airlines Logo
9:05 am - 5:50 pmTRF  Oslo Sandefjord-PDX Portland
17h 45m2 stops Bergen Flesland Reykjavik Keflavik Intl
$1,211Multiple Airlines
Sat, Aug 15 - Sun, Aug 23

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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 4
PDX7:05 amPortland
46h 00m
2 stops
TRF2:05 pmOslo Sandefjord
Nov 8
TRF2:35 pmOslo Sandefjord
41h 05m
2 stops
PDX10:40 pmPortland
$852
Scandinavian Airlines
Dec 21
PDX10:00 amPortland
43h 05m
2 stops
TRF2:05 pmOslo Sandefjord
Dec 30
TRF2:35 pmOslo Sandefjord
40h 51m
2 stops
PDX10:26 pmPortland
$1,197
Scandinavian Airlines
Aug 23
PDX11:22 amPortland
18h 08m
2 stops
TRF2:30 pmOslo Sandefjord
Aug 29
TRF6:00 amOslo Sandefjord
22h 44m
2 stops
PDX7:44 pmPortland
$1,203

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 5, 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

Wed 11/4

7:05 am-2:05 pm

2 stops46h 00m

Oslo Sandefjord

Sun 11/8

2:35 pm-10:40 pm

2 stops41h 05m

$852

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

$852

PortlandOslo

PDX Portland - TRF Oslo Sandefjord

PDXTRF

Portland

Thu 8/20

1:05 pm-2:30 pm

2 stops16h 25m

Oslo Sandefjord

Wed 9/2

3:05 pm-9:13 pm

2 stops39h 08m

$876

PortlandOslo

PDX Portland - TRF Oslo Sandefjord

PDXTRF

Portland

Mon 10/5

3:30 pm-12:25 am

3 stops23h 55m

Oslo Sandefjord

Mon 10/12

3:05 pm-5:55 pm

3 stops35h 50m

$1,050
Quickest round-trip

PortlandOslo

PDX Portland - TRF Oslo Sandefjord

PDXTRF

Portland

Thu 10/1

3:30 pm-6:00 pm

2 stops17h 30m

Oslo Sandefjord

Wed 10/14

12:10 pm-5:55 pm

2 stops14h 45m

$1,081

PortlandOslo

PDX Portland - TRF Oslo Sandefjord

PDXTRF

Portland

Mon 9/28

3:30 pm-12:25 am

3 stops23h 55m

Oslo Sandefjord

Mon 10/12

3:05 pm-5:55 pm

3 stops35h 50m

$1,101

PortlandOslo

PDX Portland - TRF Oslo Sandefjord

PDXTRF

Portland

Mon 12/21

10:00 am-2:05 pm

2 stops43h 05m

Oslo Sandefjord

Wed 12/30

2:35 pm-10:26 pm

2 stops40h 51m

$1,197

PortlandOslo

PDX Portland - TRF Oslo Sandefjord

PDXTRF

Portland

Mon 12/21

10:00 am-2:05 pm

2 stops43h 05m

Oslo Sandefjord

Mon 12/28

2:35 pm-9:27 pm

2 stops39h 52m

$1,197

PortlandOslo

PDX Portland - TRF Oslo Sandefjord

PDXTRF

Portland

Mon 12/21

1:00 pm-2:05 pm

2 stops40h 05m

Oslo Sandefjord

Tue 12/29

6:00 am-9:27 pm

2 stops24h 27m

$1,197

PortlandOslo

PDX Portland - TRF Oslo Sandefjord

PDXTRF

Portland

Sat 8/15

3:30 pm-9:10 pm

2 stops20h 40m

Oslo Sandefjord

Sun 8/23

9:05 am-5:50 pm

2 stops17h 45m

$1,211

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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