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Cheap flights from Portsmouth to Helsinki

LHR — HEL
26 Oct — 2 Nov1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Portsmouth to Helsinki

Popular in

June

Cheapest in

February

Average price

£178
Highest demand for flights based on searches. 29% potential increase in price (£54 potential increase over avg. return price).
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Cheapest flight prices on average. 5% potential price decrease (£7 potential savings vs. average return price).
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Average for round-trip flights in September 2026
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Cheapflights Insights

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

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

When flying from Portsmouth to Helsinki, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 23% versus a flight at midday.

Related info for your journey

  • What airport do you fly into for flights to Helsinki from Portsmouth?

    If you book a flight to Helsinki from Portsmouth, you will be flying to Helsinki-Vantaa, which is the city’s only airport. Helsinki-Vantaa (HEL) is located 10.6 mi from the center of Helsinki. There are 0 flights from Portsmouth to Helsinki-Vantaa per day from 9 different airlines.

  • What are the most reliable airlines from Portsmouth to Helsinki?

    Before booking your flight to Helsinki from Portsmouth, check out the most reliable airlines to get you to your destination on time: Japan Airlines (86%), Malaysia Airlines (84%), LATAM Airlines( 82%).

  • What are the cheapest flights from Portsmouth to Helsinki?

    Looking for the cheapest flight from Portsmouth to Helsinki? While on average our users pay £1,055, our data indicates the cheapest price to be £124. The most popular route (Southampton Eastleigh - Helsinki-Vantaa), is priced around £898.

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

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

  • How can I find direct flights from Portsmouth to Helsinki?

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

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

    Yes. Cheapflights offers flight deals from Portsmouth to Helsinki 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

Travelling to a place near Helsinki?

Book flights to Helsinki if you plan to visit one of these locations
Espoo
Vantaa

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Top 9 airlines flying from Portsmouth to Helsinki

AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£55Average£120FlexibilityNo cancel feeOn-timeN/A
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NorwegianCheapest£92Average£224FlexibilityNo cancel feeOn-timeN/A
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NorwegianCheapest£108Average£172FlexibilityNo cancel feeOn-time74%
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Scandinavian AirlinesCheapest£131Average£190FlexibilityNo cancel feeOn-time77%
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FinnairCheapest£141Average£311FlexibilityNo cancel feeOn-time76%
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LufthansaCheapest£156Average£267FlexibilityNo cancel feeOn-time76%
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KLMCheapest£167Average£243FlexibilityNo cancel feeOn-time75%
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Air FranceCheapest£190Average£193FlexibilityNo cancel feeOn-time77%
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British AirwaysCheapest£226Average£467FlexibilityNo cancel feeOn-time70%
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Fly with Cheapflights

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

Cheapflights helps you search for flights from Portsmouth to Helsinki via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Portsmouth to Helsinki.

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

Certainly. Search results for flights to Helsinki from Portsmouth shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Portsmouth to Helsinki 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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