How long is the flight from Portsmouth to Oslo?

There are many flights that can get you from Portsmouth to Oslo in 14h 25m. 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 £73. While the most popular route (Southampton Eastleigh - Oslo Gardermoen) can be booked for £163 on average, our data indicates £263 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: Finnair (100%), Iberia (100%), Singapore Airlines (94%).

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.

£163+ Cheap Flights from Portsmouth to Oslo

Cheap flight deals from Portsmouth to Oslo

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 August 2026.

Wed 14/1010:45 -

2 stops22h 20m

Wed 21/1019:30 -

1 stop14h 05m

Deal found 30/8£163

Mon 12/1020:40 -

2 stops20h 10m

Mon 19/1013:25 -

2 stops24h 25m

Deal found 28/8£164

Mon 12/1012:25 -

2 stops20h 45m

Mon 19/1009:10 -

1 stop11h 20m

Deal found 28/8£168

Mon 28/917:20 -

2 stops15h 50m

Mon 5/1018:45 -

2 stops19h 05m

Deal found 30/8£171

Sun 4/1020:00 -

1 stop16h 20m

Sun 11/1013:35 -

1 stop20h 05m

Deal found 30/8£182

Tue 8/917:20 -

2 stops15h 45m

Wed 9/915:50 -

2 stops17h 45m

Deal found 27/8£194

Wed 9/917:20 -

2 stops15h 45m

Fri 2/1021:45 -

2 stops15h 00m

Deal found 28/8£201

Mon 28/920:40 -

1 stop12h 15m

Mon 5/1011:35 -

2 stops21h 50m

Deal found 30/8£202

Thu 17/919:30 -

2 stops16h 55m

Wed 23/920:20 -

1 stop19h 35m

Deal found 27/8£322

Wed 9/917:20 -

2 stops14h 15m

Fri 2/1006:00 -

2 stops27h 45m

Deal found 28/8£545

Fri 25/917:20 -

2 stops20h 45m

Fri 2/1006:00 -

2 stops27h 45m

Deal found 28/8£555

Find flight deals from Portsmouth to Oslo

Round-trip from	£163
Popular in	July
Cheapest in	November
Average price	£137

14/10-21/10
3 total stops
36h 25m total
Portsmouth to Oslo

Search Deals

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

Search Deals

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

Search Deals

Average for round-trip flights in August 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonOslo

SOU Southampton Eastleigh - OSL Oslo Gardermoen

SOUOSL

Southampton Eastleigh

Mon 12/10

12:25-10:10

2 stops20h 45m

Oslo Gardermoen

Mon 19/10

09:10-19:30

1 stop11h 20m

£168

SouthamptonOslo

SOU Southampton Eastleigh - OSL Oslo Gardermoen

SOUOSL

Southampton Eastleigh

Mon 28/9

17:20-10:10

2 stops15h 50m

Oslo Gardermoen

Mon 5/10

18:45-12:50

2 stops19h 05m

£171

SouthamptonOslo

SOU Southampton Eastleigh - TRF Oslo Sandefjord

SOUTRF

Southampton Eastleigh

Mon 28/9

20:40-09:55

1 stop12h 15m

Oslo Sandefjord

Mon 5/10

11:35-08:25

2 stops21h 50m

£202

SouthamptonOslo

SOU Southampton Eastleigh - OSL Oslo Gardermoen

SOUOSL

Southampton Eastleigh

Thu 17/9

17:20-08:45

1 stop14h 25m

Oslo Gardermoen

Wed 23/9

19:15-08:35

1 stop14h 20m

£211

SouthamptonOslo

SOU Southampton Eastleigh - OSL Oslo Gardermoen

SOUOSL

Southampton Eastleigh

Thu 17/9

08:55-09:55

2 stops24h 00m

Oslo Gardermoen

Wed 23/9

08:25-16:50

1 stop9h 25m

£211

Fastest return journey

SouthamptonOslo

SOU Southampton Eastleigh - OSL Oslo Gardermoen

SOUOSL

Southampton Eastleigh

Sun 4/10

12:35-10:45

2 stops21h 10m

Oslo Gardermoen

Sun 11/10

13:35-19:30

1 stop6h 55m

£214

SouthamptonOslo

SOU Southampton Eastleigh - TRF Oslo Sandefjord

SOUTRF

Southampton Eastleigh

Mon 12/10

20:40-17:50

2 stops20h 10m

Oslo Sandefjord

Mon 19/10

08:20-12:50

3 stops29h 30m

£239

SouthamptonOslo

SOU Southampton Eastleigh - OSL Oslo Gardermoen

SOUOSL

Southampton Eastleigh

Fri 9/10

12:20-23:55

2 stops10h 35m

Oslo Gardermoen

Mon 12/10

18:45-12:50

2 stops19h 05m

£253

SouthamptonOslo

SOU Southampton Eastleigh - TRF Oslo Sandefjord

SOUTRF

Southampton Eastleigh

Thu 17/9

19:30-13:25

2 stops16h 55m

Oslo Sandefjord

Wed 23/9

20:20-14:55

1 stop19h 35m

£322

SouthamptonOslo

SOU Southampton Eastleigh - TRF Oslo Sandefjord

SOUTRF

Southampton Eastleigh

Fri 25/9

17:20-15:05

2 stops20h 45m

Oslo Sandefjord

Fri 2/10

06:00-08:45

2 stops27h 45m

£555

Flights are sorted by cheapest return flights first.

Deals found on 30/8

Showing 1-10 of 21 resultsSorted by cheapest first

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.

SOU-OSL

SOU-TRF

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

P0R-OS1

SOU-OSL

SOU-TRF

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 evening tend to be the most expensive. A flight at midday could potentially save you up to 24% on airfare.

Weekly flight availability from Portsmouth to Oslo

The most flights from P0R to OS1 are scheduled on a Friday (27 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (11 on average).

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 Thursday at midday when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 25m. 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: Finnair (100%), Iberia (100%), Singapore Airlines (94%).
What are the cheapest flights from Portsmouth to Oslo?
Looking at all options, your cheapest flight can be booked for £73. While the most popular route (Southampton Eastleigh - Oslo Gardermoen) can be booked for £163 on average, our data indicates £263 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Portsmouth to Oslo

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Stansted to Bodø flights

Heathrow to Ålesund flights

Gatwick to Ålesund flights

Gatwick to Longyearbyen flights

Top 5 airlines flying from Portsmouth to Oslo

Airline	Cheapest	Average	Flexibility	On-time
Ryanair	Cheapest£27	Average£74	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
Norwegian	Cheapest£66	Average£135	FlexibilityNo cancel fee	On-time74%	Search Norwegian flights
British Airways	Cheapest£80	Average£131	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Scandinavian Airlines	Cheapest£85	Average£230	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Lufthansa	Cheapest£122	Average£193	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights

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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.

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Cheap flights from Portsmouth to Oslo from £163

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap 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 August 2026.

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 August 2026.

Best flights from Portsmouth to OsloDiscover 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 August 2026.

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 August 2026.

Last-minute flights from Portsmouth to OsloDiscover last-minute flight deals from Portsmouth to Oslo. Data last updated 31 August 2026 and is based on user searches.

Discover last-minute flight deals from Portsmouth to Oslo. Data last updated 31 August 2026 and is based on user searches.

One-way flights from Portsmouth to OsloSearch for one-way flight options from Portsmouth to Oslo. Find affordable one-way fares based on user searches. Data last updated 31 August 2026.

Search for one-way flight options from Portsmouth to Oslo. Find affordable one-way fares based on user searches. Data last updated 31 August 2026.

Find flight deals from Portsmouth to Oslo

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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

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 August 2026.

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 evening tend to be the most expensive. A flight at midday could potentially save you up to 24% on airfare.

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 August 2026.

The most flights from P0R to OS1 are scheduled on a Friday (27 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (11 on average).

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 29 August 2026.

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

Related info for your journey

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?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Portsmouth to Oslo

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

Complete your trip

Complete your trip to Oslo by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Norway

Book a non-stop flight to one of these other cities located in Norway.

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Portsmouth and Oslo flights

Browse other Portsmouth and Oslo flight options. Last updated on 31 August 2026.

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Top 5 airlines flying from Portsmouth to Oslo

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

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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 August 2026.

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 August 2026.

Last-minute flights from Portsmouth to Oslo
Discover last-minute flight deals from Portsmouth to Oslo. Data last updated 31 August 2026 and is based on user searches.

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 August 2026.