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Cheap flights from Portsmouth to Oslo from £98

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 15/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — OSL
6 Apr — 13 Apr1
1 adult

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 1 April 2025.

Round-trip from

£298

One-way from

£98

Popular in

December

Cheapest in

September

Average price

£87
KLM
  • KLM
  • 1/5-4/5
  • 2 total stops
  • 18h 30m total
  • Portsmouth to Oslo
Search Deals
15/5
  • 15/5
  • 2 total stops
  • 39h 50m total
  • Portsmouth to Oslo
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£5 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£5 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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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 1 April 2025.

Wed 5/1109:00SOU - OSL
1 stop8h 20mKLM
Thu 13/1118:55OSL - SOU
1 stop14h 30mKLM
Deal found 31/3£192
Wed 5/1118:10SOU - OSL
2 stops23h 50mMultiple Airlines
Thu 13/1119:35OSL - SOU
1 stop19h 10mMultiple Airlines
Deal found 31/3£229
Wed 5/1106:50SOU - TRF
1 stop4h 20mMultiple Airlines
Thu 13/1112:30TRF - SOU
1 stop9h 25mMultiple Airlines
Deal found 31/3£230
Wed 5/1117:20SOU - TRF
2 stops17h 30mKLM
Thu 13/1112:15TRF - SOU
2 stops21h 10mKLM
Deal found 31/3£402
Thu 1/508:40SOU - OSL
2 stops13h 50mBritish Airways
Mon 5/511:35OSL - SOU
2 stops21h 35mBritish Airways
Deal found 31/3£542

Cheapflights Fare Finder

Customise your flight search to find flights from Portsmouth 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 858,174 searches. Data last updated 1 April 2025.
Use the filters below to find and compare flights from Portsmouth to Oslo that are best for you.

Fly from

Portsmouth

Fly to

Oslo

Route

Depart

Return

Price

SouthamptonOslo

SOU - OSL

SOUOSL

Southampton Eastleigh

Thu 1/5

17:35-22:35

1 stop4h 00m

Oslo Gardermoen

Sun 4/5

19:15-08:45

1 stop14h 30m

£298

SouthamptonOslo

SOU - OSL

SOUOSL

Southampton Eastleigh

Thu 1/5

08:40-23:30

2 stops13h 50m

Oslo Gardermoen

Mon 5/5

11:35-08:10

2 stops21h 35m

£542

SouthamptonOslo

SOU - OSL

SOUOSL

Southampton Eastleigh

Thu 15/5

20:00-12:50

2 stops39h 50m

£98

SouthamptonOslo

SOU - TRF

SOUTRF

Southampton Eastleigh

Wed 16/4

08:55-07:15

3 stops21h 20m

£150

SouthamptonOslo

SOU - OSL

SOUOSL

Southampton Eastleigh

Wed 16/4

09:20-22:35

1 stop12h 15m

£175

Flights are sorted by cheapest return flights first.

Deals found on 31/3

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?

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 1 April 2025.

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?

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

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

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 1 April 2025.

The most flights from P0R to OS1 are scheduled on a Monday (35 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in Oslo by month

Plan your trip to Oslo by taking into account the average rainfall totals by month.

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.

Temperature in Oslo by month

Plan your trip to Oslo by taking into account the average temperature totals by month.

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).

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 1 April 2025.
KLM
7.8
Good
1,321 reviews
Check prices

Comfort

7.7

Overall

7.8

Boarding

7.8

Entertainment

7.1

Crew

8.4

Food

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
KLM
7.8
Good
1,321 reviews
KLM
7.8
Good
1,321 reviews
Check prices

Comfort

7.7

Overall

7.8

Boarding

7.8

Entertainment

7.1

Crew

8.4

Food

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
British Airways
6.6
Okay
6,713 reviews
KLM
7.8
Good
1,321 reviews
Check prices

Comfort

7.7

Overall

7.8

Boarding

7.8

Entertainment

7.1

Crew

8.4

Food

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

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.

  • 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: Delta (94%), Scandinavian Airlines (94%), Virgin Atlantic (94%).

  • 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 £179 on average our data indicates £334 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

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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.
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Top 9 airlines flying from Portsmouth to Oslo

Discover the top 9 airlines that operate flights from Portsmouth 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 858,174 searches. Data last updated 1 April 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£26Average£61FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
RyanairCheapest£29Average£82FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
NorwegianCheapest£37Average£123FlexibilityNo cancel feeOn-time74%
Search Norwegian flights
British AirwaysCheapest£72Average£128FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Scandinavian AirlinesCheapest£88Average£195FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Brussels AirlinesCheapest£144Average£186FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
LufthansaCheapest£149Average£289FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
FinnairCheapest£160Average£329FlexibilityNo cancel feeOn-time76%
Search Finnair flights
KLMCheapest£172Average£372FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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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?

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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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