How long is the flight from Portsmouth to Finland?

KLM can get you from Portsmouth to Finland in just under 5h 05m. Your travel time can differ by up to . Airlines will cover a distance of 1200 mi.

In terms of precipitation, rainfall in Finland ranges from 30.0 - 70.0 inches per month. August is typically the wettest month, when rainfall can reach 70.0 mm. February is typically the driest time to visit Finland when rainfall is around 30.0 mm.

If weather is an important factor for your trip to Finland, 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 16.0 C. Travellers hoping to avoid the cold should look outside of February, when temperatures are typically at their lowest (around -6.0 C).

What are the most popular routes from Portsmouth to Finland?

The most popular route from Portsmouth to Finland is Southampton Eastleigh - Helsinki-Vantaa. You may also consider Southampton Eastleigh - Kittilä or Southampton Eastleigh - Kokkola Kruunupyy.

What are the cheapest flights from Portsmouth to Finland?

The cheapest flight price from Portsmouth to Finland is £123. On average you can expect to pay £1,568. The most popular route, (Southampton Eastleigh - Helsinki-Vantaa), can usually be booked for £246.

What are the most reliable airlines from Portsmouth to Finland?

Before booking your flight to Finland from Portsmouth, check out the most reliable airlines to get you to your destination on time: Malaysia Airlines (83%), Japan Airlines (81%), LATAM Airlines( 79%).

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

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

How can I find direct flights from Portsmouth to Finland?

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

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

Yes. Cheapflights offers flight deals from Portsmouth to Finland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£266+ Cheap Flights from Portsmouth to Finland

Cheap flight deals from Portsmouth to Finland

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Portsmouth to Finland
Explore the most affordable flight options available from Portsmouth to Finland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Sat 3/1017:20 -

1 stop5h 05m

Tue 13/1007:00 -

1 stop11h 50m

Deal found 11/9£266

Sat 24/1017:20 -

1 stop5h 05m

Sat 31/1014:05 -

1 stop20h 50m

Deal found 9/9£283

Sat 3/1009:20 -

2 stops22h 15m

Tue 13/1023:50 -

2 stops21h 40m

Deal found 11/9£296

Fri 23/1015:20 -

2 stops17h 55m

Fri 30/1023:40 -

2 stops14h 15m

Deal found 8/9£306

Sat 24/1020:00 -

1 stop17h 45m

Sat 31/1018:20 -

2 stops16h 25m

Deal found 9/9£307

Fri 23/1017:20 -

1 stop5h 05m

Fri 30/1018:20 -

1 stop16h 35m

Deal found 8/9£340

Sun 27/1217:30 -

1 stop4h 50m

Wed 30/1218:20 -

1 stop15h 50m

Deal found 10/9£364

Tue 22/1217:30 -

1 stop4h 50m

Tue 29/1215:30 -

2 stops18h 40m

Deal found 11/9£372

Fri 25/917:20 -

1 stop17h 45m

Sun 27/913:55 -

1 stop20h 40m

Deal found 8/9£376

Sun 25/1020:00 -

2 stops19h 50m

Sun 1/1118:30 -

2 stops27h 00m

Deal found 10/9£546

Fri 4/1212:25 -

2 stops21h 55m

Tue 8/1216:10 -

2 stops18h 40m

Deal found 10/9£1,973

Find flight deals from Portsmouth to Finland

Round-trip from	£246
Popular in	June
Cheapest in	February
Average price	£169

KLM
4/3-8/3
2 total stops
33h 30m total
Portsmouth to Finland

Search Deals

Highest demand for flights based on searches. 30% potential increase in price (£55 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease (£7 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portsmouth to Finland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonHelsinki

SOU Southampton Eastleigh - HEL Helsinki-Vantaa

SOUHEL

Southampton Eastleigh

Sat 24/10

17:20-00:25

1 stop5h 05m

Helsinki-Vantaa

Sat 31/10

14:05-08:55

1 stop20h 50m

£283

Fastest return journey

SouthamptonHelsinki

SOU Southampton Eastleigh - HEL Helsinki-Vantaa

SOUHEL

Southampton Eastleigh

Tue 22/12

17:30-00:20

1 stop4h 50m

Helsinki-Vantaa

Tue 29/12

18:20-08:10

1 stop15h 50m

£307

SouthamptonHelsinki

SOU Southampton Eastleigh - HEL Helsinki-Vantaa

SOUHEL

Southampton Eastleigh

Sat 3/10

09:20-09:35

2 stops22h 15m

Helsinki-Vantaa

Tue 13/10

15:40-08:05

3 stops18h 25m

£320

SouthamptonHelsinki

SOU Southampton Eastleigh - HEL Helsinki-Vantaa

SOUHEL

Southampton Eastleigh

Thu 4/3

17:30-14:50

2 stops19h 20m

Helsinki-Vantaa

Mon 8/3

18:20-08:10

1 stop15h 50m

£333

SouthamptonHelsinki

SOU Southampton Eastleigh - HEL Helsinki-Vantaa

SOUHEL

Southampton Eastleigh

Sun 27/12

17:30-00:20

1 stop4h 50m

Helsinki-Vantaa

Wed 30/12

18:20-08:10

1 stop15h 50m

£364

SouthamptonHelsinki

SOU Southampton Eastleigh - HEL Helsinki-Vantaa

SOUHEL

Southampton Eastleigh

Mon 30/11

19:40-12:20

2 stops38h 40m

Helsinki-Vantaa

Wed 31/12

00:00-23:00

Nonstop0h 00m

£393

SouthamptonHelsinki

SOU Southampton Eastleigh - HEL Helsinki-Vantaa

SOUHEL

Southampton Eastleigh

Sun 29/11

19:40-21:10

2 stops23h 30m

Helsinki-Vantaa

Wed 31/12

00:00-23:00

Nonstop0h 00m

£393

SouthamptonHelsinki

SOU Southampton Eastleigh - HEL Helsinki-Vantaa

SOUHEL

Southampton Eastleigh

Tue 1/12

19:40-21:10

2 stops23h 30m

Helsinki-Vantaa

Wed 31/12

00:00-23:00

Nonstop0h 00m

£393

SouthamptonHelsinki

SOU Southampton Eastleigh - HEL Helsinki-Vantaa

SOUHEL

Southampton Eastleigh

Sat 24/10

17:20-13:05

2 stops17h 45m

Helsinki-Vantaa

Sat 31/10

11:35-08:45

2 stops23h 10m

£395

SouthamptonHelsinki

SOU Southampton Eastleigh - HEL Helsinki-Vantaa

SOUHEL

Southampton Eastleigh

Sun 27/12

19:30-15:50

3 stops18h 20m

Helsinki-Vantaa

Wed 30/12

21:35-16:20

2 stops20h 45m

£402

Flights are sorted by cheapest return flights first.

Deals found on 11/9

Showing 1-10 of 15 resultsSorted by cheapest first

Best time to book a flight from Portsmouth to Finland

Have a flexible travel schedule? Discover the best time to fly to Finland from Portsmouth with our price prediction graph.

SOU-HEL

SOU-KTT

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 Finland

P0R-FI0

SOU-HEL

SOU-KTT

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

It’s typically best to fly out from Portsmouth to Finland in the evening. Doing so could potentially save you 43% on the flight price compared to flying in the morning, which is usually more expensive.

Weekly flight availability from Portsmouth to Finland

The most flights from P0R to FI0 are scheduled on a Monday (27 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (19 on average).

Reviews of airlines servicing Finland

Get a feel of what it's like to fly with KLM from Portsmouth to Finland 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

1,576 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

KLM

7.8

Good

1,576 reviews

KLM

7.8

Good

1,576 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Related info for your journey

How long is the flight from Portsmouth to Finland?
KLM can get you from Portsmouth to Finland in just under 5h 05m. Your travel time can differ by up to . Airlines will cover a distance of 1200 mi.
What are the most popular routes from Portsmouth to Finland?
The most popular route from Portsmouth to Finland is Southampton Eastleigh - Helsinki-Vantaa. You may also consider Southampton Eastleigh - Kittilä or Southampton Eastleigh - Kokkola Kruunupyy.
What are the most reliable airlines from Portsmouth to Finland?
Before booking your flight to Finland from Portsmouth, check out the most reliable airlines to get you to your destination on time: Malaysia Airlines (83%), Japan Airlines (81%), LATAM Airlines( 79%).
What are the cheapest flights from Portsmouth to Finland?
The cheapest flight price from Portsmouth to Finland is £123. On average you can expect to pay £1,568. The most popular route, (Southampton Eastleigh - Helsinki-Vantaa), can usually be booked for £246.
Can I find deals for flights from Portsmouth to Finland that include hotel bookings?
Yes. In addition to deals on Portsmouth to Finland flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Portsmouth to Finland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portsmouth to Finland.
Can I find deals for business class flights from Portsmouth to Finland?
Yes. Cheapflights offers flight deals from Portsmouth to Finland 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 Finland

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Top 10 airlines flying from Portsmouth to Finland

Airline	Cheapest	Average	Flexibility	On-time
Ryanair	Cheapest£51	Average£156	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
easyJet	Cheapest£51	Average£171	FlexibilityNo cancel fee	On-time86%	Search easyJet flights
Norwegian	Cheapest£63	Average£171	FlexibilityNo cancel fee	On-time74%	Search Norwegian flights
Norwegian	Cheapest£72	Average£217	FlexibilityNo cancel fee	On-timeN/A	Search Norwegian flights
Scandinavian Airlines	Cheapest£129	Average£231	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Finnair	Cheapest£139	Average£372	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Lufthansa	Cheapest£153	Average£282	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
KLM	Cheapest£163	Average£298	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Air France	Cheapest£186	Average£189	FlexibilityNo cancel fee	On-time77%	Search Air France flights
British Airways	Cheapest£221	Average£500	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Fly with Cheapflights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Finland from Portsmouth today with Cheapflights!

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

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 Finland.

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

Need flexible booking options for your flight to Finland 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 Finland become cheaper?

Yes! Start tracking prices for Portsmouth to Finland flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from Portsmouth to Finland from £266

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Portsmouth to Finland

Cheapest flights from Portsmouth to FinlandExplore the most affordable flight options available from Portsmouth to Finland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Explore the most affordable flight options available from Portsmouth to Finland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Best flights from Portsmouth to FinlandDiscover carefully curated flight deals from Portsmouth to Finland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Discover carefully curated flight deals from Portsmouth to Finland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Last-minute flights from Portsmouth to FinlandDiscover last-minute flight deals from Portsmouth to Finland. Data last updated 12 September 2026 and is based on user searches.

Discover last-minute flight deals from Portsmouth to Finland. Data last updated 12 September 2026 and is based on user searches.

One-way flights from Portsmouth to FinlandSearch for one-way flight options from Portsmouth to Finland. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.

Search for one-way flight options from Portsmouth to Finland. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.

Find flight deals from Portsmouth to Finland

Round-trip from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portsmouth to Finland that are best for you.

Best time to book a flight from Portsmouth to Finland

Have a flexible travel schedule? Discover the best time to fly to Finland from Portsmouth with our price prediction graph.

Cheapflights Insights

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

Find hourly flight availability from Portsmouth to Finland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 September 2026.

It’s typically best to fly out from Portsmouth to Finland in the evening. Doing so could potentially save you 43% on the flight price compared to flying in the morning, which is usually more expensive.

Weekly flight availability from Portsmouth to Finland

The most flights from P0R to FI0 are scheduled on a Monday (27 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (19 on average).

Reviews of airlines servicing Finland

Get a feel of what it's like to fly with KLM from Portsmouth to Finland 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

How long is the flight from Portsmouth to Finland?

What are the most popular routes from Portsmouth to Finland?

What are the most reliable airlines from Portsmouth to Finland?

What are the cheapest flights from Portsmouth to Finland?

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

How can I find direct flights from Portsmouth to Finland?

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

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 Finland

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

Complete your trip

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

Direct flights to

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

Search flights from Portsmouth to Finland by cabin class

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

Portsmouth and Finland flights

Browse other Portsmouth and Finland flight options. Last updated on 12 September 2026.

Popular flight searches

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Portsmouth to Finland flights

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Fly to Finland regions

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Top 10 airlines flying from Portsmouth to Finland

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

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

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

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Cheapest flights from Portsmouth to Finland
Explore the most affordable flight options available from Portsmouth to Finland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Best flights from Portsmouth to Finland
Discover carefully curated flight deals from Portsmouth to Finland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Last-minute flights from Portsmouth to Finland
Discover last-minute flight deals from Portsmouth to Finland. Data last updated 12 September 2026 and is based on user searches.

One-way flights from Portsmouth to Finland
Search for one-way flight options from Portsmouth to Finland. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.