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Cheap flights from Portsmouth to Finland from £205

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HEL
24 Aug — 31 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to Finland

Enter your travel dates to find the best prices.

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 25 July 2026.

Wed 16/915:35
SOU
-
HEL
2 stops15h 55m
Multiple Airlines
Wed 23/917:30
HEL
-
SOU
2 stops19h 35m
Multiple Airlines
Deal found 23/7£205
Mon 7/917:20
SOU
-
HEL
1 stop17h 45m
KLM
Mon 14/907:00
HEL
-
SOU
1 stop27h 35m
KLM
Deal found 24/7£209
Wed 16/917:20
SOU
-
HEL
1 stop17h 45m
KLM
Wed 23/918:25
HEL
-
SOU
1 stop16h 10m
KLM
Deal found 23/7£221
Mon 7/919:20
SOU
-
HEL
2 stops17h 15m
Multiple Airlines
Mon 14/912:15
HEL
-
SOU
2 stops26h 35m
Multiple Airlines
Deal found 24/7£225
Tue 28/708:55
SOU
-
HEL
2 stops12h 05m
British Airways
Thu 6/808:00
HEL
-
SOU
2 stops9h 45m
British Airways
Deal found 21/7£1,037
Sat 25/719:40
SOU
-
HEL
2 stops23h 20m
British Airways
Sat 8/816:00
HEL
-
SOU
2 stops18h 25m
British Airways
Deal found 24/7£1,526
Mon 27/716:15
SOU
-
HEL
2 stops18h 00m
British Airways
Fri 7/816:00
HEL
-
SOU
2 stops18h 25m
British Airways
Deal found 24/7£1,643

Find flight deals from Portsmouth to Finland

Keep the following information in mind while searching for Portsmouth to Finland flight deals. Data was last updated 25 July 2026.

Round-trip from

£205

Popular in

June

Cheapest in

February

Average price

£257
16/9-23/9
  • 16/9-23/9
  • 4 total stops
  • 35h 30m total
  • Portsmouth to Finland
Search Deals
Highest demand for flights based on searches. 33% potential increase in price (£61 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth to Finland 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 25 July 2026.
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 - HEL

SOUHEL

Southampton Eastleigh

Mon 7/9

17:20-13:05

1 stop17h 45m

Helsinki-Vantaa

Mon 14/9

07:00-08:35

1 stop27h 35m

£209
Fastest return journey

SouthamptonHelsinki

SOU - HEL

SOUHEL

Southampton Eastleigh

Wed 16/9

17:20-13:05

1 stop17h 45m

Helsinki-Vantaa

Wed 23/9

18:25-08:35

1 stop16h 10m

£221

SouthamptonHelsinki

SOU - HEL

SOUHEL

Southampton Eastleigh

Mon 7/9

19:20-14:35

2 stops17h 15m

Helsinki-Vantaa

Mon 14/9

12:15-12:50

2 stops26h 35m

£225

SouthamptonHelsinki

SOU - HEL

SOUHEL

Southampton Eastleigh

Wed 16/9

15:35-09:30

2 stops15h 55m

Helsinki-Vantaa

Wed 23/9

08:30-08:35

3 stops26h 05m

£239

SouthamptonHelsinki

SOU - HEL

SOUHEL

Southampton Eastleigh

Thu 21/1

08:55-12:20

2 stops25h 25m

Helsinki-Vantaa

Mon 25/1

14:00-08:25

2 stops20h 25m

£573
Cheapest one-way

SouthamptonHelsinki

SOU - HEL

SOUHEL

Southampton Eastleigh

Sat 8/8

19:40-15:15

2 stops17h 35m

£417
Fastest single journey

SouthamptonHelsinki

SOU - HEL

SOUHEL

Southampton Eastleigh

Sun 9/8

08:55-22:35

2 stops11h 40m

£486

SouthamptonHelsinki

SOU - HEL

SOUHEL

Southampton Eastleigh

Fri 31/7

16:15-12:15

2 stops18h 00m

£682

SouthamptonHelsinki

SOU - HEL

SOUHEL

Southampton Eastleigh

Thu 30/7

09:20-15:30

2 stops28h 10m

£1,207

SouthamptonHelsinki

SOU - HEL

SOUHEL

Southampton Eastleigh

Thu 30/7

09:20-15:30

2 stops28h 10m

£2,015

Flights are sorted by cheapest return flights first.

Deals found on 24/7

Sorted 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.
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

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 25 July 2026.

It’s typically best to fly out from Portsmouth to Finland in the evening. Doing so could potentially save you 47% on the flight price compared to flying in the morning, which is usually more expensive.

Weekly flight availability from Portsmouth to Finland

Explore weekly flight availability from Portsmouth to Finland. 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 25 July 2026.

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 (21 on average).

Reviews of airlines servicing Finland

Get insights into the airlines that provide service to Finland. 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 Finland. Reviews last updated 25 July 2026.
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
1,545 reviews
Check prices

Comfort

7.7

Crew

8.4

Boarding

7.8

Entertainment

7.2

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
KLM
7.8
Good
1,545 reviews
KLM
7.8
Good
1,545 reviews
Check prices

Comfort

7.7

Crew

8.4

Boarding

7.8

Entertainment

7.2

Food

7.3

Overall

7.8

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Finland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Portsmouth to Finland?

    KLM can get you from Portsmouth to Finland in just under 17h 45m. 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 - Kokkola Kruunupyy or Southampton Eastleigh - Kittilä.

  • 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 (80%), LATAM Airlines (75%), Japan Airlines( 73%).

  • What are the cheapest flights from Portsmouth to Finland?

    The cheapest flight price from Portsmouth to Finland is £137. On average you can expect to pay £1,367. The most popular route, (Southampton Eastleigh - Helsinki-Vantaa), can usually be booked for £205.

  • 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

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Top 10 airlines flying from Portsmouth to Finland

Discover the top 10 airlines that operate flights from Portsmouth to Finland. 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 25 July 2026.
AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£50Average£174FlexibilityNo cancel feeOn-time86%
Search easyJet flights
RyanairCheapest£53Average£123FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
NorwegianCheapest£67Average£218FlexibilityNo cancel feeOn-timeN/A
Search Norwegian flights
airBalticCheapest£77Average£207FlexibilityNo cancel feeOn-time87%
Search airBaltic flights
NorwegianCheapest£96Average£182FlexibilityNo cancel feeOn-time74%
Search Norwegian flights
Scandinavian AirlinesCheapest£119Average£269FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
FinnairCheapest£134Average£366FlexibilityNo cancel feeOn-time76%
Search Finnair flights
LufthansaCheapest£147Average£271FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£162Average£452FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£166Average£304FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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