How long is the flight from Portsmouth to Oslo?

There are many flights that can get you from Portsmouth to Oslo in 8h 20m. Fly via British Airways or KLM to get the fastest option. The distance between Portsmouth and Oslo is about 729 mi. Both multi-stop and direct flights can be found to your destination and back.

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 £58. While the most popular route (Southampton Eastleigh - Oslo Gardermoen) can be booked for £198 on average, our data indicates £556 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 (94%), Singapore Airlines (90%), Thai Lion Air (89%).

What are the most popular airlines that fly from Portsmouth to Oslo?

The most popular airlines flying from Portsmouth to Oslo are Finnair, British Airways and Norwegian. Something to consider prior to booking your flight.

How far in advance should I book a flight from Portsmouth to Oslo?

To save up to 85% on this flight, we recommend booking at least 60 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Portsmouth to Oslo from £93 1-2 weeks out and tickets from £123 for flights departing within the next 72 hours.

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

Our data shows that September tends to be the cheapest month to fly to Oslo from Portsmouth. Users have commonly found prices around £97 for the month, but tickets can be as low as £30. Due to multiple factors, prepare for potentially higher prices in December.

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.

£216+ Flights from Portsmouth to Oslo

Cheap flight deals from Portsmouth to Oslo

Round-trip from	£235
Popular in	August
Cheapest in	September
Average price	£219

14/11-17/11
2 total stops
32h 10m total
Portsmouth to Oslo

Search Deals

Highest demand for flights based on searches. 22% potential increase in price (£65 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 13% potential price decrease (£26 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Portsmouth to Oslo

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 16 September 2025.

Thu 25/917:35SOU - OSL

1 stop4h 00mKLM

Wed 1/1017:20OSL - SOU

1 stop16h 25mKLM

Deal found 14/9£216

Thu 25/915:05SOU - TRF

2 stops16h 50mMultiple Airlines

Wed 1/1010:40TRF - SOU

2 stops23h 00mMultiple Airlines

Deal found 14/9£226

Fri 14/1114:25SOU - OSL

1 stop5h 35mMultiple Airlines

Mon 17/1110:20OSL - SOU

1 stop26h 35mMultiple Airlines

Deal found 14/9£235

Fri 14/1108:10SOU - TRF

2 stops24h 05mMultiple Airlines

Mon 17/1112:20TRF - SOU

1 stop6h 15mMultiple Airlines

Deal found 14/9£242

Thu 25/915:05SOU - OSL

2 stops18h 20mMultiple Airlines

Wed 1/1016:20OSL - SOU

3 stops17h 20mMultiple Airlines

Deal found 14/9£266

Fri 21/1120:00SOU - OSL

2 stops20h 30mBritish Airways

Sun 23/1107:20OSL - SOU

3 stops11h 30mBritish Airways

Deal found 15/9£483

Fri 17/1008:40SOU - OSL

2 stops14h 15mBritish Airways

Tue 21/1019:25OSL - SOU

2 stops17h 40mBritish Airways

Deal found 14/9£572

Sun 14/920:00SOU - OSL

2 stops19h 05mBritish Airways

Sun 5/1017:10OSL - SOU

2 stops16h 00mBritish Airways

Deal found 14/9£771

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 16 September 2025.

Fri 14/1114:25SOU - OSL

1 stop5h 35mMultiple Airlines

Mon 17/1110:20OSL - SOU

1 stop26h 35mMultiple Airlines

Deal found 14/9£235

Wed 11/208:40SOU - OSL

2 stops13h 00mBritish Airways

Wed 18/206:55OSL - SOU

2 stops14h 05mBritish Airways

Deal found 14/9£432

Fri 14/1108:10SOU - TRF

2 stops24h 05mMultiple Airlines

Mon 17/1112:20TRF - SOU

1 stop6h 15mMultiple Airlines

Deal found 14/9£242

Tue 10/308:40SOU - TRF

2 stops8h 20mKLM

Wed 11/309:00TRF - SOU

2 stops9h 00mKLM

Deal found 13/9£681

Fri 21/1120:00SOU - OSL

2 stops20h 30mBritish Airways

Sun 23/1107:20OSL - SOU

3 stops11h 30mBritish Airways

Deal found 15/9£483

Fri 17/1008:40SOU - OSL

2 stops14h 15mBritish Airways

Tue 21/1019:25OSL - SOU

2 stops17h 40mBritish Airways

Deal found 14/9£572

Last-minute flights from Portsmouth to Oslo
Discover last-minute flight deals from Portsmouth to Oslo. Data last updated 16 September 2025 and is based on user searches.

Thu 25/917:35SOU - OSL

1 stop4h 00mKLM

Wed 1/1017:20OSL - SOU

1 stop16h 25mKLM

Deal found 14/9£216

Thu 25/915:05SOU - TRF

2 stops16h 50mMultiple Airlines

Wed 1/1010:40TRF - SOU

2 stops23h 00mMultiple Airlines

Deal found 14/9£226

Thu 25/915:05SOU - OSL

2 stops18h 20mMultiple Airlines

Wed 1/1016:20OSL - SOU

3 stops17h 20mMultiple Airlines

Deal found 14/9£266

Fri 17/1008:40SOU - OSL

2 stops14h 15mBritish Airways

Tue 21/1019:25OSL - SOU

2 stops17h 40mBritish Airways

Deal found 14/9£572

Fly from

Fly to

Route

Depart

Return

Price

SouthamptonOslo

SOU - OSL

SOUOSL

Southampton Eastleigh

Fri 14/11

14:25-21:00

1 stop5h 35m

Oslo Gardermoen

Mon 17/11

10:20-11:55

1 stop26h 35m

£235

SouthamptonOslo

SOU - TRF

SOUTRF

Southampton Eastleigh

Fri 14/11

08:10-09:15

2 stops24h 05m

Oslo Sandefjord

Mon 17/11

12:20-17:35

1 stop6h 15m

£242

SouthamptonOslo

SOU - OSL

SOUOSL

Southampton Eastleigh

Wed 11/2

08:40-22:40

2 stops13h 00m

Oslo Gardermoen

Wed 18/2

06:55-20:00

2 stops14h 05m

£432

SouthamptonOslo

SOU - OSL

SOUOSL

Southampton Eastleigh

Fri 21/11

20:00-17:30

2 stops20h 30m

Oslo Gardermoen

Sun 23/11

07:20-17:50

3 stops11h 30m

£483

SouthamptonOslo

SOU - OSL

SOUOSL

Southampton Eastleigh

Fri 17/10

08:40-23:55

2 stops14h 15m

Oslo Gardermoen

Tue 21/10

19:25-12:05

2 stops17h 40m

£572

SouthamptonOslo

SOU - TRF

SOUTRF

Southampton Eastleigh

Tue 10/3

08:40-18:00

2 stops8h 20m

Oslo Sandefjord

Wed 11/3

09:00-17:00

2 stops9h 00m

£681

Flights are sorted by cheapest return flights first.

Deals found on 14/9

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, May is the cheapest month in which you can book a flight from Portsmouth to Oslo (average of £103). Flying from Portsmouth to Oslo in July is currently the most expensive (average of £187). 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?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portsmouth to Oslo as you normally would.

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 Friday afternoons when fares are most often at their lowest. Monday afternoons 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 Monday (36 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (19 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

7.8

Good

1,385 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

KLM

7.8

Good

1,385 reviews

KLM

7.8

Good

1,385 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

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 8h 20m. Fly via British Airways or KLM to get the fastest option. The distance between Portsmouth and Oslo is about 729 mi. Both multi-stop and direct flights can be found to your destination and back.
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 (94%), Singapore Airlines (90%), Thai Lion Air (89%).
What are the cheapest flights from Portsmouth to Oslo?
Looking at all options, your cheapest flight can be booked for £58. While the most popular route (Southampton Eastleigh - Oslo Gardermoen) can be booked for £198 on average, our data indicates £556 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, May is the cheapest month in which you can book a flight from Portsmouth to Oslo (average of £103). Flying from Portsmouth to Oslo in July is currently the most expensive (average of £187). 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

Stansted to Oslo Gardermoen flights

Gatwick to Oslo Gardermoen flights

Luton to Oslo Gardermoen flights

Heathrow to Oslo Gardermoen flights

London City to Oslo Gardermoen flights

Manchester to Oslo Gardermoen flights

Heathrow to Sandefjord flights

Gatwick to Sandefjord flights

Heathrow to Tromsø flights

Luton to Sandefjord flights

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Stansted to Sandefjord flights

Edinburgh to Oslo Gardermoen flights

Gatwick to Tromsø flights

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Stansted to Tromsø flights

Southend to Oslo Gardermoen flights

Luton to Tromsø flights

Heathrow to Bergen flights

Manchester to Tromsø flights

London City to Bergen flights

Stansted to Bergen flights

Edinburgh to Sandefjord flights

Birmingham to Oslo Gardermoen flights

Luton to Bergen flights

Gatwick to Bergen flights

Gatwick to Trondheim flights

Leeds to Oslo Gardermoen flights

Heathrow to Longyearbyen flights

Heathrow to Trondheim flights

London City to Sandefjord flights

Edinburgh to Tromsø flights

Gatwick to Stavanger flights

Birmingham to Sandefjord flights

Heathrow to Stavanger flights

Stansted to Trondheim flights

Bristol to Oslo Gardermoen flights

Gatwick to Longyearbyen flights

Edinburgh to Bergen flights

Manchester to Bergen flights

Leeds to Sandefjord flights

London City to Stavanger flights

Luton to Trondheim flights

Stansted to Stavanger flights

Bristol to Sandefjord flights

London City to Trondheim flights

Heathrow to Bodø flights

Birmingham to Tromsø flights

Luton to Stavanger flights

Top 9 airlines flying from Portsmouth to Oslo

Airline	Cheapest	Average	Flexibility	On-time
Ryanair	Cheapest£15	Average£56	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
Norwegian	Cheapest£43	Average£123	FlexibilityNo cancel fee	On-time74%	Search Norwegian flights
Ryanair	Cheapest£47	Average£87	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
British Airways	Cheapest£74	Average£123	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Scandinavian Airlines	Cheapest£80	Average£225	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Finnair	Cheapest£113	Average£295	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Brussels Airlines	Cheapest£137	Average£177	FlexibilityNo cancel fee	On-timeN/A	Search Brussels Airlines flights
Lufthansa	Cheapest£142	Average£234	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
KLM	Cheapest£169	Average£288	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 £216

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/9. Fares are subject to change and may not be available on all flights or dates of travel.

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 16 September 2025.

Round-trip from

Popular in

Cheapest in

Average price

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 16 September 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 16 September 2025.

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 16 September 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 16 September 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 16 September 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

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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 16 September 2025.