Question 1

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

Accepted Answer

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. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Question 2

Weekly flight availability from Portsmouth to Oslo

Accepted Answer

The most flights from P0R to OS1 are scheduled on a Monday (33 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).

Question 3

E

Accepted Answer

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.

Question 4

E

Accepted Answer

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).

Question 5

What are the cheapest flights from Portsmouth to Oslo?

Accepted Answer

Looking at all options, your cheapest flight can be booked for £84. While the most popular route (Southampton Eastleigh - Oslo Gardermoen) can be booked for £219 on average, our data indicates £541 when flying from Portsmouth to Oslo.

Question 6

What are the most reliable airlines from Portsmouth to Oslo?

Accepted Answer

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: Thai Lion Air (92%), Etihad Airways (90%), Scandinavian Airlines (89%).

Question 7

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

Accepted Answer

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 25% on airfare.

Question 8

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

Accepted Answer

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

Question 9

How can I find direct flights from Portsmouth to Oslo?

Accepted Answer

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

Question 10

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

Accepted Answer

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.

Question 11

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

Accepted Answer

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.

Question 12

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

Accepted Answer

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.

Question 13

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

Accepted Answer

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.

Question 14

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

Accepted Answer

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!

Popular in	July
Cheapest in	November
Average price	£97

Airline	Cheapest	Average	Flexibility	On-time
Ryanair	Cheapest£28	Average£81	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
Norwegian	Cheapest£72	Average£154	FlexibilityNo cancel fee	On-time74%	Search Norwegian flights
British Airways	Cheapest£82	Average£137	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Scandinavian Airlines	Cheapest£89	Average£235	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Lufthansa	Cheapest£125	Average£197	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights

Find flight deals from Portsmouth to Oslo

Popular in

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Cheapflights Insights

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 25% 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 Thursday at midday when fares are most often at their lowest. Sunday 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 (33 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).

Related info for your journey

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

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.

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.

Search flights from Portsmouth to Oslo by cabin class

Find flights from Portsmouth to Oslo, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Portsmouth and Oslo flights

Browse other Portsmouth and Oslo flight options. Last updated on 1 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Top 5 airlines flying from Portsmouth to Oslo

Fly with Cheapflights

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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Cheap flights from Portsmouth to Oslo

Find flight deals from Portsmouth to Oslo

Popular in

Cheapest in

Average price

Cheapflights Insights

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 25% 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 Thursday at midday when fares are most often at their lowest. Sunday 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 (33 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).

Related info for your journey

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

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.

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.

Search flights from Portsmouth to Oslo by cabin class

Find flights from Portsmouth to Oslo, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Portsmouth and Oslo flights

Browse other Portsmouth and Oslo flight options. Last updated on 1 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Top 5 airlines flying from Portsmouth to Oslo

Fly with Cheapflights

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?

100% Free

Book with Flexibility

Travel Smart