$100+ Cheap flights from Porto (OPO) to Oslo Gardermoen (OSL)
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 12/17. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — OSL
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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Find cheap flights from Porto to Oslo Gardermoen with Cheapflights
1. Tell us where you want to go
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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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Porto to Oslo Gardermoen
Cheapest
Best
Last-minute
One-way
Cheapest flights from Porto to Oslo GardermoenExplore the most affordable flight options available from Porto to Oslo Gardermoen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
Explore the most affordable flight options available from Porto to Oslo Gardermoen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
This WAYA deal was found by Cheapflights users on 9/8. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:30 pm -
1 stop12h 35m
Wed 10/213:05 pm -
Nonstop3h 45m
Deal found 9/8![Multiple Airlines logo]()
$130
This Mytrip deal was found by Cheapflights users on 9/7. 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 10/227:00 am -
1 stop15h 30m
Thu 10/296:45 am -
1 stop17h 05m
Deal found 9/7![Multiple Airlines logo]()
$170
This Mytrip deal was found by Cheapflights users on 9/8. 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 10/75:45 pm -
1 stop15h 20m
Wed 10/1410:35 am -
2 stops11h 40m
Deal found 9/8![Multiple Airlines logo]()
$180
This KLM deal was found by Cheapflights users on 9/8. 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.
Fri 9/185:00 am -
1 stop7h 40m
Sun 9/2012:40 pm -
1 stop10h 20m
Deal found 9/8![Multiple Airlines logo]()
$215
This Lufthansa deal was found by Cheapflights users on 9/9. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/191:45 pm -
2 stops8h 55m
Sun 11/226:25 pm -
1 stop6h 30m
Deal found 9/9![Lufthansa logo]()
$282
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/7. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/910:30 pm -
1 stop12h 30m
Sun 9/136:50 pm -
1 stop15h 10m
Deal found 9/7![TAP AIR PORTUGAL logo]()
$287
Best flights from Porto to Oslo GardermoenDiscover carefully curated flight deals from Porto to Oslo Gardermoen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Porto to Oslo Gardermoen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This KLM deal was found by Cheapflights users on 9/10. 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.
Mon 2/85:00 am -
1 stop10h 10m
Thu 2/116:05 am -
1 stop5h 25m
Deal found 9/10![KLM logo]()
$240
This British Airways deal was found by Cheapflights users on 9/8. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/129:25 pm -
1 stop17h 55m
Mon 10/1911:35 am -
1 stop10h 00m
Deal found 9/8![British Airways logo]()
$315
This Lufthansa deal was found by Cheapflights users on 9/8. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/201:45 pm -
2 stops8h 55m
Sun 1/2411:50 am -
2 stops11h 35m
Deal found 9/8![Lufthansa logo]()
$322
This SWISS deal was found by Cheapflights users on 9/7. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/133:55 pm -
2 stops19h 15m
Sun 2/211:00 pm -
2 stops20h 25m
Deal found 9/7![SWISS logo]()
$361
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/5. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/155:05 am -
1 stop5h 55m
Mon 10/196:05 pm -
2 stops7h 35m
Deal found 9/5![TAP AIR PORTUGAL logo]()
$438
This KLM deal was found by Cheapflights users on 9/8. 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.
Fri 1/15:00 am -
1 stop10h 10m
Tue 1/56:05 am -
1 stop5h 25m
Deal found 9/8![KLM logo]()
$341
This British Airways deal was found by Cheapflights users on 9/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1611:15 am -
1 stop22h 05m
Fri 10/237:50 am -
1 stop13h 40m
Deal found 9/10![British Airways logo]()
$369
Last-minute flights from Porto to Oslo GardermoenDiscover last-minute flight deals from Porto to Oslo Gardermoen. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Porto to Oslo Gardermoen. Data last updated September 10, 2026 and is based on user searches.
This KLM deal was found by Cheapflights users on 9/8. 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.
Fri 9/185:00 am -
1 stop7h 40m
Sun 9/2012:40 pm -
1 stop10h 20m
Deal found 9/8![Multiple Airlines logo]()
$215
This Mytrip deal was found by Cheapflights users on 9/8. 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 10/75:45 pm -
1 stop15h 20m
Wed 10/1410:35 am -
2 stops11h 40m
Deal found 9/8![Multiple Airlines logo]()
$180
This SWISS deal was found by Cheapflights users on 9/7. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/128:05 pm -
2 stops16h 10m
Mon 10/192:05 pm -
1 stop18h 50m
Deal found 9/7![SWISS logo]()
$312
This British Airways deal was found by Cheapflights users on 9/7. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/129:25 pm -
1 stop17h 55m
Mon 10/1911:35 am -
1 stop10h 00m
Deal found 9/7![British Airways logo]()
$314
This WAYA deal was found by Cheapflights users on 9/8. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:30 pm -
1 stop12h 35m
Wed 10/213:05 pm -
Nonstop3h 45m
Deal found 9/8![Multiple Airlines logo]()
$130
This Mytrip deal was found by Cheapflights users on 9/7. 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 10/227:00 am -
1 stop15h 30m
Thu 10/296:45 am -
1 stop17h 05m
Deal found 9/7![Multiple Airlines logo]()
$170
One-way flights from Porto to Oslo GardermoenSearch for one-way flight options from Porto to Oslo Gardermoen. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from Porto to Oslo Gardermoen. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This Mytrip deal was found by Cheapflights users on 9/8. 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 12/172:20 pm -
1 stop20h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![LOT logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 12/177:55 pm -
2 stops19h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$105
This Scandinavian Airlines deal was found by Cheapflights users on 9/9. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/811:55 am -
1 stop11h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Scandinavian Airlines logo]()
$109
This Iberia deal was found by Cheapflights users on 9/10. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/88:40 pm -
1 stop16h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Iberia logo]()
$110
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Sat 12/199:55 pm -
2 stops18h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$116
This Trip.com deal was found by Cheapflights users on 9/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/185:35 pm -
1 stop14h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Air Serbia logo]()
$117
This Norwegian deal was found by Cheapflights users on 9/8. 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 Norwegian is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:10 pm -
Nonstop3h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Norwegian logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Sun 10/185:55 am -
2 stops27h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$130
Find flight deals from Porto to Oslo Gardermoen
Discover tips and strategies to find the most affordable flight options for your journey from Porto (OPO) to Oslo Gardermoen (OSL). 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 September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $130 (WAYA) |
One-way from | $100 (Mytrip) |
Popular in | June |
Cheapest in | April |
Average price | $295 |
Good one-way deal | $162 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Porto to Oslo Gardermoen 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 7,457,451 searches. Data last updated September 10, 2026.
Use the filters below to find and compare flights from Porto to Oslo Gardermoen Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortoOslo
OPO Porto - OSL Oslo Gardermoen
OPOOSL
Porto
Thu 12/17
2:20 pm-11:50 am
1 stop20h 30m
Oslo Gardermoen
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$100
PortoOslo
OPO Porto - OSL Oslo Gardermoen
OPOOSL
Porto
Mon 2/8
11:55 am-12:20 am
1 stop11h 25m
Oslo Gardermoen
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$109
PortoOslo
OPO Porto - OSL Oslo Gardermoen
OPOOSL
Porto
Mon 2/8
8:40 pm-2:15 pm
1 stop16h 35m
Oslo Gardermoen
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$110
PortoOslo
OPO Porto - OSL Oslo Gardermoen
OPOOSL
Porto
Sun 10/18
5:35 pm-8:55 am
1 stop14h 20m
Oslo Gardermoen
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$117
Quickest round-trip
PortoOslo
OPO Porto - OSL Oslo Gardermoen
OPOOSL
Porto
Mon 9/28
7:10 pm-11:40 pm
Nonstop3h 30m
Oslo Gardermoen
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$124
PortoOslo
OPO Porto - OSL Oslo Gardermoen
OPOOSL
Porto
Sun 10/18
5:55 am-10:45 am
2 stops27h 50m
Oslo Gardermoen
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$130
PortoOslo
OPO Porto - OSL Oslo Gardermoen
OPOOSL
Porto
Tue 12/15
2:30 pm-9:50 am
3 stops18h 20m
Oslo Gardermoen
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$177
PortoOslo
OPO Porto - OSL Oslo Gardermoen
OPOOSL
Porto
Mon 2/8
5:00 am-4:10 pm
1 stop10h 10m
Oslo Gardermoen
Thu 2/11
6:05 am-10:30 am
1 stop5h 25m
$240
PortoOslo
OPO Porto - OSL Oslo Gardermoen
OPOOSL
Porto
Mon 10/12
9:25 pm-4:20 pm
1 stop17h 55m
Oslo Gardermoen
Mon 10/19
11:35 am-8:35 pm
1 stop10h 00m
$315
PortoOslo
OPO Porto - OSL Oslo Gardermoen
OPOOSL
Porto
Wed 1/20
1:45 pm-11:40 pm
2 stops8h 55m
Oslo Gardermoen
Sun 1/24
11:50 am-10:25 pm
2 stops11h 35m
$322
Showing 1-10 of 14 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Porto-Oslo Gardermoen Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Porto-Oslo Gardermoen Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Porto-Oslo Gardermoen Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Porto-Oslo Gardermoen Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Porto-Oslo Gardermoen Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Porto to Oslo Gardermoen
Have a flexible travel schedule? Discover the best time to fly to Oslo Gardermoen from Porto with our price prediction graph.
OPO-OSL
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 Porto to Oslo Gardermoen Airport
Prices
Delays
How far ahead should I book a flight from Porto to Oslo Gardermoen Airport?
The price you pay for your flight from Porto to Oslo Gardermoen Airport may vary depending on when you book. For the best chance of a lower fare, look to book 19 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Porto to Oslo Gardermoen Airport?
Currently, April is the cheapest month in which you can book a flight from Porto to Oslo Gardermoen Airport (average of $261). Flying from Porto to Oslo Gardermoen Airport in June is currently the most expensive (average of $478). 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.
What is the cheapest time of day to fly from OPO to OSL?
Find hourly flight availability from Porto to Oslo Gardermoen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 10, 2026.
When flying from Porto to Oslo Gardermoen Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How often are flights from Porto to Oslo delayed?
About 39% of weekly flights between Porto and Oslo have experienced delays in the past year, with the average delay time being 88 minutes.
What is the most punctual flight time for Porto to Oslo flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Friday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Porto to Oslo flights?
Over the last year, Norwegian have had the lowest number of delays on this route, with just 37% of flights being delayed.
Reviews of airlines servicing Oslo Gardermoen
Get insights into the airlines that provide service to Oslo Gardermoen. 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 Gardermoen. Reviews last updated September 10, 2026.
Read through reviews of airlines operating flights from Porto to Oslo Gardermoen Airport, such as Norwegian. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
6.1
Food
6.6
Comfort
7.6
Crew
8.2
Overall
7.7
Boarding
7.7
Reviews
1 / 2
10.0
ExcellentKaisha,Apr 2025
BGO - OSL
Entertainment
6.1
Food
6.6
Comfort
7.6
Crew
8.2
Overall
7.7
Boarding
7.7
Reviews
1 / 2
10.0
ExcellentKaisha,Apr 2025
BGO - OSL
Related info for your journey
Find useful and relevant information for your journey from Porto to Oslo Gardermoen. 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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Other flights to Oslo Gardermoen
Explore flights to Oslo Gardermoen departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
Porto and Oslo Gardermoen flights
Browse other Porto and Oslo Gardermoen flight options. Last updated on September 10, 2026.
Other flights from Porto
Browse through other flights departing from Porto. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Porto to Oslo Gardermoen
Discover the top airline that operate flights from Porto to Oslo Gardermoen. 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 7,457,451 searches. Data last updated September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$191 | Average$289 | FlexibilityNo cancel fee | On-time74% |