$398+ Cheap flights from Portland (PDX) to Oslo
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — OSL
Mar 6 — Mar 131
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Portland to OsloExplore the most affordable flight options available from Portland to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.
Explore the most affordable flight options available from Portland to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.
This oojo deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/143:30 pm
PDX
- OSL
1 stop12h 05m
Icelandair
Mon 4/201:50 pm
OSL
- PDX
1 stop13h 10m
Icelandair
Deal found 2/3![Icelandair logo]()
$398
This oojo deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/303:30 pm
PDX
- OSL
1 stop14h 55m
Icelandair
Thu 4/94:30 pm
OSL
- PDX
1 stop34h 30m
Icelandair
Deal found 2/3![Icelandair logo]()
$433
This oojo deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/183:30 pm
PDX
- OSL
1 stop14h 55m
Icelandair
Mon 5/254:30 pm
OSL
- PDX
1 stop28h 15m
Icelandair
Deal found 2/3![Icelandair logo]()
$449
This oojo deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/123:30 pm
PDX
- OSL
1 stop12h 05m
Icelandair
Sat 10/245:00 pm
OSL
- PDX
1 stop34h 00m
Icelandair
Deal found 2/1![Icelandair logo]()
$476
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/307:00 am
PDX
- OSL
2 stops17h 15m
Delta
Thu 4/96:30 am
OSL
- PDX
2 stops18h 31m
Delta
Deal found 2/2![Delta logo]()
$479
This oojo deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/163:45 pm
PDX
- OSL
1 stop11h 50m
Icelandair
Tue 3/314:30 pm
OSL
- PDX
1 stop34h 30m
Icelandair
Deal found 2/2![Icelandair logo]()
$482
This Delta deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/107:00 am
PDX
- OSL
2 stops16h 40m
Delta
Sun 2/156:25 am
OSL
- PDX
2 stops21h 22m
Delta
Deal found 2/3![Delta logo]()
$491
This KLM deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/191:27 pm
PDX
- OSL
2 stops19h 48m
Multiple Airlines
Wed 2/256:25 am
OSL
- PDX
2 stops18h 43m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$492
This KAYAK deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/307:00 am
PDX
- OSL
2 stops17h 15m
Scandinavian Airlines
Thu 4/96:00 am
OSL
- PDX
2 stops25h 10m
Scandinavian Airlines
Deal found 2/3![Scandinavian Airlines logo]()
$501
This oojo deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/263:30 pm
PDX
- OSL
1 stop14h 55m
Icelandair
Fri 10/161:50 pm
OSL
- PDX
1 stop13h 05m
Icelandair
Deal found 2/3![Icelandair logo]()
$505
This KAYAK deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/151:38 pm
PDX
- TRF
2 stops15h 52m
Scandinavian Airlines
Tue 9/16:00 am
TRF
- PDX
2 stops25h 22m
Scandinavian Airlines
Deal found 2/2![Scandinavian Airlines logo]()
$703
This Mytrip deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/143:30 pm
PDX
- TRF
3 stops23h 55m
Multiple Airlines
Mon 4/206:00 am
TRF
- PDX
3 stops21h 00m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$767
Best flights from Portland to OsloDiscover carefully curated flight deals from Portland to Oslo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 4, 2026.
Discover carefully curated flight deals from Portland to Oslo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 4, 2026.
This oojo deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/143:30 pm
PDX
- OSL
1 stop12h 05m
Icelandair
Mon 4/201:50 pm
OSL
- PDX
1 stop13h 10m
Icelandair
Deal found 2/3![Icelandair logo]()
$398
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/307:00 am
PDX
- OSL
2 stops17h 15m
Delta
Thu 4/96:30 am
OSL
- PDX
2 stops18h 31m
Delta
Deal found 2/2![Delta logo]()
$479
This KLM deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/191:27 pm
PDX
- OSL
2 stops19h 48m
Multiple Airlines
Wed 2/256:25 am
OSL
- PDX
2 stops18h 43m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$492
This Cheapflightsfares deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/127:49 pm
PDX
- OSL
2 stops19h 51m
Lufthansa
Mon 3/166:10 am
OSL
- PDX
2 stops26h 25m
Lufthansa
Deal found 2/2![Lufthansa logo]()
$512
This United Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/295:30 am
PDX
- OSL
2 stops31h 35m
United Airlines
Thu 4/91:05 pm
OSL
- PDX
2 stops19h 53m
United Airlines
Deal found 2/3![United Airlines logo]()
$531
This KLM deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/291:05 pm
PDX
- OSL
1 stop18h 15m
KLM
Thu 4/911:50 am
OSL
- PDX
2 stops16h 35m
KLM
Deal found 2/2![KLM logo]()
$546
This oojo deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/203:30 pm
PDX
- OSL
1 stop14h 55m
Icelandair
Mon 4/271:50 pm
OSL
- PDX
1 stop13h 10m
Icelandair
Deal found 2/4![Icelandair logo]()
$398
This Finnair deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1312:59 am
PDX
- OSL
2 stops26h 06m
Multiple Airlines
Mon 4/208:30 pm
OSL
- PDX
2 stops35h 19m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$533
This Delta deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/206:05 pm
PDX
- OSL
2 stops17h 35m
Delta
Mon 4/276:30 am
OSL
- PDX
1 stop13h 40m
Delta
Deal found 2/4![Delta logo]()
$537
This KLM deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/191:27 pm
PDX
- OSL
2 stops19h 48m
KLM
Wed 2/256:30 am
OSL
- PDX
1 stop13h 55m
KLM
Deal found 2/1![KLM logo]()
$551
This oojo deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/303:30 pm
PDX
- OSL
1 stop12h 05m
Icelandair
Thu 8/64:30 pm
OSL
- PDX
1 stop34h 25m
Icelandair
Deal found 2/2![Icelandair logo]()
$548
This Mytrip deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/143:30 pm
PDX
- TRF
3 stops23h 55m
Multiple Airlines
Mon 4/206:00 am
TRF
- PDX
3 stops21h 00m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$767
This KAYAK deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/13:30 pm
PDX
- TRF
2 stops17h 30m
Multiple Airlines
Wed 8/1212:10 pm
TRF
- PDX
2 stops14h 45m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$939
This Booking.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/23:30 pm
PDX
- TRF
2 stops23h 15m
Multiple Airlines
Thu 6/189:25 pm
TRF
- PDX
2 stops29h 30m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$1,006
This Mytrip deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/23:30 pm
PDX
- TRF
3 stops23h 55m
Multiple Airlines
Sat 4/113:30 pm
TRF
- PDX
3 stops35h 30m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$1,118
This Air France deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/277:00 am
PDX
- TRF
2 stops21h 20m
Multiple Airlines
Mon 8/39:00 am
TRF
- PDX
2 stops35h 10m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$1,174
This Gotogate deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/177:05 pm
PDX
- TRF
2 stops20h 20m
Multiple Airlines
Mon 6/228:55 pm
TRF
- PDX
2 stops23h 50m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$1,268
This Mytrip deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/303:15 pm
PDX
- TRF
3 stops24h 10m
Multiple Airlines
Thu 4/93:05 pm
TRF
- PDX
3 stops35h 55m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$1,523
This Mytrip deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/177:05 pm
PDX
- TRF
2 stops20h 20m
Multiple Airlines
Sat 6/273:05 pm
TRF
- PDX
2 stops35h 50m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$1,546
This Mytrip deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/299:50 am
PDX
- TRF
3 stops29h 35m
Multiple Airlines
Thu 4/93:05 pm
TRF
- PDX
3 stops35h 55m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$1,660
Last-minute flights from Portland to OsloDiscover last-minute flight deals from Portland to Oslo. Data last updated February 4, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Oslo. Data last updated February 4, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/107:00 am
PDX
- OSL
2 stops16h 40m
Delta
Sun 2/156:25 am
OSL
- PDX
2 stops21h 22m
Delta
Deal found 2/3![Delta logo]()
$491
This KLM deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/191:27 pm
PDX
- OSL
2 stops19h 48m
Multiple Airlines
Wed 2/256:25 am
OSL
- PDX
2 stops18h 43m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$492
This Cheapflightsfares deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/127:49 pm
PDX
- OSL
2 stops19h 51m
Lufthansa
Mon 3/166:10 am
OSL
- PDX
2 stops26h 25m
Lufthansa
Deal found 2/2![Lufthansa logo]()
$512
This KAYAK deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/141:10 pm
PDX
- TRF
2 stops40h 55m
Scandinavian Airlines
Sat 3/286:00 am
TRF
- PDX
2 stops24h 10m
Scandinavian Airlines
Deal found 2/4![Scandinavian Airlines logo]()
$2,066
This oojo deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/163:45 pm
PDX
- OSL
1 stop11h 50m
Icelandair
Tue 3/314:30 pm
OSL
- PDX
1 stop34h 30m
Icelandair
Deal found 2/2![Icelandair logo]()
$482
This oojo deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/297:30 pm
PDX
- OSL
1 stop19h 10m
British Airways
Thu 4/97:45 am
OSL
- PDX
1 stop18h 55m
British Airways
Deal found 2/2![British Airways logo]()
$517
This United Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/295:30 am
PDX
- OSL
2 stops31h 35m
United Airlines
Thu 4/91:05 pm
OSL
- PDX
2 stops19h 53m
United Airlines
Deal found 2/3![United Airlines logo]()
$531
This Mytrip deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/299:50 am
PDX
- TRF
3 stops29h 35m
Multiple Airlines
Thu 4/93:05 pm
TRF
- PDX
3 stops35h 55m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$1,660
This oojo deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/303:30 pm
PDX
- OSL
1 stop14h 55m
Icelandair
Thu 4/94:30 pm
OSL
- PDX
1 stop34h 30m
Icelandair
Deal found 2/3![Icelandair logo]()
$433
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/307:00 am
PDX
- OSL
2 stops17h 15m
Delta
Thu 4/96:30 am
OSL
- PDX
2 stops18h 31m
Delta
Deal found 2/2![Delta logo]()
$479
This KAYAK deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/307:00 am
PDX
- OSL
2 stops17h 15m
Scandinavian Airlines
Thu 4/96:00 am
OSL
- PDX
2 stops25h 10m
Scandinavian Airlines
Deal found 2/3![Scandinavian Airlines logo]()
$501
This Mytrip deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/303:15 pm
PDX
- TRF
3 stops24h 10m
Multiple Airlines
Thu 4/93:05 pm
TRF
- PDX
3 stops35h 55m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$1,523
One-way flights from Portland to OsloSearch for one-way flight options from Portland to Oslo. Find affordable one-way fares based on user searches. Data last updated February 4, 2026.
Search for one-way flight options from Portland to Oslo. Find affordable one-way fares based on user searches. Data last updated February 4, 2026.
This oojo deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/191:45 pm
PDX
- OSL
2 stops23h 35m
British Airways
Deal found 2/3![British Airways logo]()
$411
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/197:05 pm
PDX
- TRF
3 stops27h 20m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$433
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/197:05 pm
PDX
- OSL
3 stops27h 30m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1811:30 pm
PDX
- OSL
2 stops37h 35m
United Airlines
Deal found 2/3![United Airlines logo]()
$445
This deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/127:05 pm
PDX
- OSL
1 stop11h 20m
Icelandair
Deal found 2/2![Icelandair logo]()
$493
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/183:30 pm
PDX
- OSL
3 stops38h 00m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$527
This Kiwi.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/182:30 pm
PDX
- TRF
3 stops33h 10m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$557
This KLM deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/181:05 pm
PDX
- OSL
1 stop24h 30m
KLM
Deal found 2/3![KLM logo]()
$686
Find flight deals from Portland to Oslo
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Oslo (OS1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 4, 2026.
Round-trip from | $398 (oojo) |
|---|---|
Popular in | June |
Cheapest in | November |
Average price | $619 |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Oslo 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, Cheapflights users made 2,558,603 searches. Data last updated February 4, 2026.
Use the filters below to find and compare flights from Portland to Oslo that are best for you.
Fly from
Portland
Fly to
Oslo
Route
Depart
Return
Price
PortlandOslo
PDX - OSL
PDXOSL
Portland
Tue 4/14
3:30 pm-12:35 pm
1 stop12h 05m
Oslo Gardermoen
Mon 4/20
1:50 pm-6:00 pm
1 stop13h 10m
$398
PortlandOslo
PDX - OSL
PDXOSL
Portland
Mon 4/20
3:30 pm-3:25 pm
1 stop14h 55m
Oslo Gardermoen
Mon 4/27
1:50 pm-6:00 pm
1 stop13h 10m
$398
PortlandOslo
PDX - OSL
PDXOSL
Portland
Mon 3/30
7:00 am-9:15 am
2 stops17h 15m
Oslo Gardermoen
Thu 4/9
6:30 am-4:01 pm
2 stops18h 31m
$479
PortlandOslo
PDX - OSL
PDXOSL
Portland
Thu 2/19
1:27 pm-6:15 pm
2 stops19h 48m
Oslo Gardermoen
Wed 2/25
6:25 am-4:08 pm
2 stops18h 43m
$492
PortlandOslo
PDX - OSL
PDXOSL
Portland
Thu 3/12
7:49 pm-11:40 pm
2 stops19h 51m
Oslo Gardermoen
Mon 3/16
6:10 am-12:35 am
2 stops26h 25m
$512
PortlandOslo
PDX - OSL
PDXOSL
Portland
Sun 3/29
5:30 am-10:05 pm
2 stops31h 35m
Oslo Gardermoen
Thu 4/9
1:05 pm-11:58 pm
2 stops19h 53m
$531
PortlandOslo
PDX - OSL
PDXOSL
Portland
Mon 4/13
12:59 am-12:05 pm
2 stops26h 06m
Oslo Gardermoen
Mon 4/20
8:30 pm-10:49 pm
2 stops35h 19m
$533
PortlandOslo
PDX - OSL
PDXOSL
Portland
Mon 4/20
6:05 pm-8:40 pm
2 stops17h 35m
Oslo Gardermoen
Mon 4/27
6:30 am-11:10 am
1 stop13h 40m
$537
PortlandOslo
PDX - OSL
PDXOSL
Portland
Sun 3/29
1:05 pm-4:20 pm
1 stop18h 15m
Oslo Gardermoen
Thu 4/9
11:50 am-7:25 pm
2 stops16h 35m
$546
PortlandOslo
PDX - OSL
PDXOSL
Portland
Thu 7/30
3:30 pm-12:35 pm
1 stop12h 05m
Oslo Gardermoen
Thu 8/6
4:30 pm-5:55 pm
1 stop34h 25m
$548
Showing 1-10 of 28 results
Best time to book a flight from Portland to Oslo
Have a flexible travel schedule? Discover the best time to fly to Oslo from Portland with our price prediction graph.
PDX-OS1
PDX-OSL
PDX-TRF
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Portland to Oslo
PDX-OS1
PDX-OSL
PDX-TRF
How far ahead should I book a flight from Portland to Oslo?
Use this chart to determine the optimal time to book a round-trip flight from Portland to Oslo. Price data was last updated on January 30, 2026.
Booking 60 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland to Oslo. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Portland to Oslo?
Currently, April is the cheapest month in which you can book a flight from Portland to Oslo (average of $423). Flying from Portland to Oslo in June is currently the most expensive (average of $763). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Portland to Oslo?
Reviews of airlines servicing Oslo
Get insights into the airlines that provide service to Oslo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Oslo. Reviews last updated February 4, 2026.
Read through reviews of airlines operating flights from Portland to Oslo, such as Delta, KLM, and Scandinavian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.9
Boarding
8.1
Crew
8.5
Overall
7.9
Food
7.2
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Comfort
7.9
Boarding
8.1
Crew
8.5
Overall
7.9
Food
7.2
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Comfort
7.9
Boarding
8.1
Crew
8.5
Overall
7.9
Food
7.2
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Comfort
7.9
Boarding
8.1
Crew
8.5
Overall
7.9
Food
7.2
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Comfort
7.9
Boarding
8.1
Crew
8.5
Overall
7.9
Food
7.2
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Comfort
7.9
Boarding
8.1
Crew
8.5
Overall
7.9
Food
7.2
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from Portland to Oslo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Portland to Oslo
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Complete your trip
Complete your trip to Oslo by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Portland to Oslo by cabin class
Find flights from Portland to Oslo, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Portland and Oslo flights
Browse other Portland and Oslo flight options. Last updated on February 4, 2026.
Other flights from Portland
Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on February 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Portland to Oslo
Discover the top 5 airlines that operate flights from Portland to Oslo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$436 | Average$855 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$485 | Average$973 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$516 | Average$777 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$548 | Average$946 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$596 | Average$817 | FlexibilityNo cancel fee | On-time75% |