How long is the flight from Portsmouth to Oslo?

There are many flights that can get you from Portsmouth to Oslo in 14h 10m. Fly via KLM to get the fastest option. The distance between Portsmouth and Oslo is about 800 mi.

In terms of precipitation, rainfall in Oslo ranges from 40.0 - 90.0 inches per month. August is typically the wettest month, when rainfall can reach 90.0 mm. February is typically the driest time to visit Oslo when rainfall is around 40.0 mm.

If weather is an important factor for your trip to Oslo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -3.0 C).

What are the cheapest flights from Portsmouth to Oslo?

Looking at all options, your cheapest flight can be booked for £66. While the most popular route (Southampton Eastleigh - Oslo Gardermoen) can be booked for £233 on average, our data indicates £356 when flying from Portsmouth to Oslo.

What are the most reliable airlines from Portsmouth to Oslo?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Portsmouth to Oslo on time: Vietnam Airlines (91%), Singapore Airlines (88%), Scandinavian Airlines (86%).

Can I find deals for flights from Portsmouth to Oslo that include hotel bookings?

Yes. In addition to deals on Portsmouth to Oslo flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Portsmouth to Oslo?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portsmouth to Oslo.

Can I find deals for business class flights from Portsmouth to Oslo?

Yes. Cheapflights offers flight deals from Portsmouth to Oslo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£76+ Flights from Portsmouth to Oslo

Find flight deals from Portsmouth to Oslo

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to Oslo
Explore the most affordable flight options available from Portsmouth to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 October 2025.

Sat 13/1217:30SOU - OSL

1 stop14h 10mKLM

Sat 20/1217:00OSL - SOU

1 stop16h 50mKLM

Deal found 29/10£246

Sun 21/1218:05SOU - OSL

1 stop16h 45mKLM

Sun 28/1219:00OSL - SOU

1 stop14h 10mKLM

Deal found 30/10£264

Sun 21/1218:25SOU - OSL

1 stop13h 50mMultiple Airlines

Sun 28/1213:50OSL - SOU

2 stops19h 55mMultiple Airlines

Deal found 30/10£306

Sat 13/1217:30SOU - OSL

2 stops26h 15mMultiple Airlines

Sat 20/1217:00OSL - SOU

1 stop16h 50mMultiple Airlines

Deal found 29/10£329

Sun 21/1218:25SOU - OSL

3 stops27h 15mBritish Airways

Sun 28/1207:20OSL - SOU

3 stops35h 15mBritish Airways

Deal found 30/10£593

Sun 23/1118:25SOU - OSL

3 stops18h 20mBritish Airways

Sun 30/1107:20OSL - SOU

3 stops11h 30mBritish Airways

Deal found 29/10£739

Best flights from Portsmouth to Oslo
Discover carefully curated flight deals from Portsmouth to Oslo that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 October 2025.

Sat 13/1217:30SOU - OSL

1 stop14h 10mKLM

Sat 20/1217:00OSL - SOU

1 stop16h 50mKLM

Deal found 29/10£246

Sun 21/1218:25SOU - OSL

1 stop13h 50mMultiple Airlines

Sun 28/1213:50OSL - SOU

2 stops19h 55mMultiple Airlines

Deal found 30/10£306

Mon 30/306:50SOU - OSL

2 stops26h 35mBritish Airways

Tue 31/319:25OSL - SOU

2 stops23h 15mBritish Airways

Deal found 29/10£363

Sun 21/1218:05SOU - OSL

1 stop16h 45mKLM

Sun 28/1219:00OSL - SOU

1 stop14h 10mKLM

Deal found 30/10£264

Sat 13/1217:30SOU - OSL

2 stops26h 15mMultiple Airlines

Sat 20/1217:00OSL - SOU

1 stop16h 50mMultiple Airlines

Deal found 29/10£329

Mon 30/309:20SOU - OSL

1 stop8h 15mKLM

Tue 31/309:20OSL - SOU

1 stop24h 30mKLM

Deal found 29/10£431

Tue 10/308:40SOU - TRF

2 stops8h 20mKLM

Wed 11/309:00TRF - SOU

2 stops33h 25mKLM

Deal found 29/10£685

One-way flights from Portsmouth to Oslo
Search for one-way flight options from Portsmouth to Oslo. Find affordable one-way fares based on user searches. Data last updated 31 October 2025.

Mon 15/1208:30SOU - OSL

1 stop13h 10mMultiple Airlines

Deal found 29/10£76

Mon 15/1219:55SOU - TRF

2 stops22h 30mMultiple Airlines

Deal found 29/10£115

Sun 21/1218:25SOU - OSL

1 stop13h 50mMultiple Airlines

Deal found 30/10£159

Sun 21/1218:25SOU - TRF

1 stop24h 20mMultiple Airlines

Deal found 30/10£180

Cheap flight deals from Portsmouth to Oslo

Round-trip from	£246
One-way from	£76
Popular in	December
Cheapest in	September
Average price	£76

KLM
13/12-20/12
2 total stops
31h 00m total
Portsmouth to Oslo

Search Deals

15/12
1 total stop
13h 10m total
Portsmouth to Oslo

Search Deals

Highest demand for flights based on searches. 4% potential increase in price (£3 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease (£5 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

SouthamptonOslo

SOU - OSL

SOUOSL

Southampton Eastleigh

Sat 13/12

17:30-08:40

1 stop14h 10m

Oslo Gardermoen

Sat 20/12

17:00-08:50

1 stop16h 50m

£246

SouthamptonOslo

SOU - OSL

SOUOSL

Southampton Eastleigh

Sun 21/12

18:05-11:50

1 stop16h 45m

Oslo Gardermoen

Sun 28/12

19:00-08:10

1 stop14h 10m

£264

SouthamptonOslo

SOU - OSL

SOUOSL

Southampton Eastleigh

Sun 21/12

18:25-09:15

1 stop13h 50m

Oslo Gardermoen

Sun 28/12

13:50-08:45

2 stops19h 55m

£306

SouthamptonOslo

SOU - OSL

SOUOSL

Southampton Eastleigh

Sat 13/12

17:30-20:45

2 stops26h 15m

Oslo Gardermoen

Sat 20/12

17:00-08:50

1 stop16h 50m

£329

SouthamptonOslo

SOU - OSL

SOUOSL

Southampton Eastleigh

Mon 30/3

06:50-10:25

2 stops26h 35m

Oslo Gardermoen

Tue 31/3

19:25-17:40

2 stops23h 15m

£363

SouthamptonOslo

SOU - OSL

SOUOSL

Southampton Eastleigh

Mon 30/3

09:20-18:35

1 stop8h 15m

Oslo Gardermoen

Tue 31/3

09:20-08:50

1 stop24h 30m

£431

SouthamptonOslo

SOU - TRF

SOUTRF

Southampton Eastleigh

Tue 10/3

08:40-18:00

2 stops8h 20m

Oslo Sandefjord

Wed 11/3

09:00-17:25

2 stops33h 25m

£685

SouthamptonOslo

SOU - OSL

SOUOSL

Southampton Eastleigh

Mon 15/12

08:30-22:40

1 stop13h 10m

£76

SouthamptonOslo

SOU - TRF

SOUTRF

Southampton Eastleigh

Mon 15/12

19:55-19:25

2 stops22h 30m

£115

SouthamptonOslo

SOU - OSL

SOUOSL

Southampton Eastleigh

Sun 21/12

18:25-09:15

1 stop13h 50m

£159

Flights are sorted by cheapest return flights first.

Deals found on 29/10

Showing 1-10 of 11 results

Best time to book a flight from Portsmouth to Oslo

Have a flexible travel schedule? Discover the best time to fly to Oslo from Portsmouth with our price prediction graph.

Estimated return 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 Portsmouth to Oslo

What is the cheapest month to book a flight from Portsmouth to Oslo?

Currently, March is the cheapest month in which you can book a flight from Portsmouth to Oslo (average of £14). Flying from Portsmouth to Oslo in August is currently the most expensive (average of £49). 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 P0R to OSL?

One of the essential ways to save on airfare from Portsmouth to Oslo is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at midday could potentially save you up to 38% on airfare.

What is the cheapest day to fly from Portsmouth to Oslo?

Travellers seeking maximum savings on their Portsmouth to Oslo flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Portsmouth to Oslo

The most flights from P0R to OS1 are scheduled on a Wednesday (39 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).

Reviews of airlines servicing Oslo

Get a feel of what it's like to fly with KLM from Portsmouth to Oslo by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.7

Good

1,406 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

KLM

7.7

Good

1,406 reviews

KLM

7.7

Good

1,406 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

How long is the flight from Portsmouth to Oslo?
There are many flights that can get you from Portsmouth to Oslo in 14h 10m. Fly via KLM to get the fastest option. The distance between Portsmouth and Oslo is about 800 mi.
What are the most reliable airlines from Portsmouth to Oslo?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Portsmouth to Oslo on time: Vietnam Airlines (91%), Singapore Airlines (88%), Scandinavian Airlines (86%).
What are the cheapest flights from Portsmouth to Oslo?
Looking at all options, your cheapest flight can be booked for £66. While the most popular route (Southampton Eastleigh - Oslo Gardermoen) can be booked for £233 on average, our data indicates £356 when flying from Portsmouth to Oslo.
Can I find deals for flights from Portsmouth to Oslo that include hotel bookings?
Yes. In addition to deals on Portsmouth to Oslo flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Portsmouth to Oslo?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portsmouth to Oslo.
Can I find deals for business class flights from Portsmouth to Oslo?
Yes. Cheapflights offers flight deals from Portsmouth to Oslo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Portsmouth to Oslo?
Currently, March is the cheapest month in which you can book a flight from Portsmouth to Oslo (average of £14). Flying from Portsmouth to Oslo in August is currently the most expensive (average of £49). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Portsmouth to Oslo

Gatwick to Oslo Gardermoen flights

Stansted to Oslo Gardermoen flights

Luton to Oslo Gardermoen flights

London City to Oslo Gardermoen flights

Manchester to Oslo Gardermoen flights

Heathrow to Sandefjord flights

Heathrow to Oslo Gardermoen flights

Heathrow to Tromsø flights

Stansted to Sandefjord flights

Gatwick to Tromsø flights

Manchester to Sandefjord flights

Gatwick to Sandefjord flights

Luton to Sandefjord flights

London City to Tromsø flights

Luton to Tromsø flights

Stansted to Tromsø flights

Southend to Oslo Gardermoen flights

Gatwick to Bergen flights

Edinburgh to Oslo Gardermoen flights

Heathrow to Bergen flights

London City to Sandefjord flights

London City to Bergen flights

Stansted to Bergen flights

Birmingham to Oslo Gardermoen flights

Manchester to Tromsø flights

Luton to Bergen flights

Manchester to Bergen flights

Heathrow to Stavanger flights

Edinburgh to Sandefjord flights

Gatwick to Stavanger flights

Birmingham to Sandefjord flights

Gatwick to Trondheim flights

London City to Stavanger flights

Leeds to Oslo Gardermoen flights

Luton to Stavanger flights

Stansted to Stavanger flights

Heathrow to Longyearbyen flights

Heathrow to Trondheim flights

Birmingham to Bergen flights

Bristol to Oslo Gardermoen flights

Edinburgh to Bergen flights

Edinburgh to Tromsø flights

Newcastle upon Tyne to Stavanger flights

Stansted to Trondheim flights

Newcastle upon Tyne to Oslo Gardermoen flights

London City to Trondheim flights

Birmingham to Tromsø flights

Bristol to Sandefjord flights

Heathrow to Narvik flights

Manchester to Stavanger flights

Top 9 airlines flying from Portsmouth to Oslo

Airline	Cheapest	Average	Flexibility	On-time
Ryanair	Cheapest£15	Average£60	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
Ryanair	Cheapest£39	Average£65	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
Norwegian	Cheapest£67	Average£134	FlexibilityNo cancel fee	On-time74%	Search Norwegian flights
British Airways	Cheapest£78	Average£131	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Scandinavian Airlines	Cheapest£82	Average£242	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Finnair	Cheapest£117	Average£305	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Brussels Airlines	Cheapest£142	Average£183	FlexibilityNo cancel fee	On-timeN/A	Search Brussels Airlines flights
Lufthansa	Cheapest£146	Average£216	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
KLM	Cheapest£174	Average£315	FlexibilityNo cancel fee	On-time75%	Search KLM flights

Fly with Cheapflights

How does Cheapflights help users find flights from Portsmouth to Oslo?

When you search for this flight from Portsmouth to Oslo, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Portsmouth to Oslo?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Portsmouth to Oslo for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Portsmouth to Oslo with no change fees?

Need flexible booking options for your flight to Oslo from Portsmouth? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Portsmouth to Oslo become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Cheap flights from Portsmouth to Oslo from £76

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/12. Fares are subject to change and may not be available on all flights or dates of travel.

Find flight deals from Portsmouth to Oslo

Cheapest flights from Portsmouth to OsloExplore the most affordable flight options available from Portsmouth to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 October 2025.

Explore the most affordable flight options available from Portsmouth to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 October 2025.

Cheap flight deals from Portsmouth to Oslo

Keep the following information in mind while searching for Portsmouth to Oslo flight deals. Data was last updated 31 October 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portsmouth to Oslo that are best for you.

Best time to book a flight from Portsmouth to Oslo

Have a flexible travel schedule? Discover the best time to fly to Oslo from Portsmouth with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Portsmouth to Oslo

What is the cheapest month to book a flight from Portsmouth to Oslo?

What is the cheapest time of day to fly from P0R to OSL?

Find hourly flight availability from Portsmouth to Oslo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 31 October 2025.

What is the cheapest day to fly from Portsmouth to Oslo?

Use this chart to determine the cheapest time to fly return from Portsmouth to Oslo. Price data was last updated on 16 December 2024.

Weekly flight availability from Portsmouth to Oslo

Explore weekly flight availability from Portsmouth to Oslo. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 31 October 2025.

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 31 October 2025.

Get a feel of what it's like to fly with KLM from Portsmouth to Oslo by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Oslo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Portsmouth to Oslo?

What are the most reliable airlines from Portsmouth to Oslo?

What are the cheapest flights from Portsmouth to Oslo?

Can I find deals for flights from Portsmouth to Oslo that include hotel bookings?

How can I find direct flights from Portsmouth to Oslo?

Can I find deals for business class flights from Portsmouth to Oslo?

What is the cheapest month to book a flight from Portsmouth to Oslo?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portsmouth to Oslo

See prices for flight routes from nearby airports that may be better suited for you.

Top 9 airlines flying from Portsmouth to Oslo

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How does Cheapflights help users find flights from Portsmouth to Oslo?

Why should you use Cheapflights to find cheap flight tickets from Portsmouth to Oslo?

Can Cheapflights find flights from Portsmouth to Oslo with no change fees?

Can Cheapflights notify me if prices for flights from Portsmouth to Oslo become cheaper?

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Cheapest flights from Portsmouth to Oslo
Explore the most affordable flight options available from Portsmouth to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 October 2025.