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Cheap flights from Southampton to Helsinki from £114

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 28/9. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — HEL
16 Sep — 23 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southampton to Helsinki

Enter your travel dates to find the best prices.

Cheapest flights from Southampton to Helsinki
Explore the most affordable flight options available from Southampton to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 August 2026.

Thu 24/909:05 -
1 stop13h 20m
Sun 27/913:55 -
1 stop20h 40m
Deal found 17/8£213
Tue 1/917:20 -
1 stop17h 45m
Tue 8/918:25 -
1 stop16h 20m
Deal found 15/8£225
Mon 26/1017:55 -
2 stops25h 00m
Thu 29/1022:05 -
2 stops18h 10m
Deal found 14/8£254
Thu 24/915:25 -
1 stop18h 10m
Sun 27/923:25 -
2 stops22h 05m
Deal found 17/8£271
Tue 1/920:00 -
2 stops24h 30m
Tue 8/923:50 -
2 stops21h 40m
Deal found 15/8£301

Find flight deals from Southampton to Helsinki

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to Helsinki (HEL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 August 2026.

Round-trip from

£213

One-way from

£114

Popular in

June

Cheapest in

February

Average price

£230
KLM
  • KLM
  • 24/9-27/9
  • 2 total stops
  • 34h 00m total
  • Southampton to Helsinki
Search Deals
28/9
  • 28/9
  • 3 total stops
  • 26h 30m total
  • Southampton to Helsinki
Search Deals
Highest demand for flights based on searches. 32% potential increase in price (£58 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 August 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton to Helsinki 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 17 August 2026.
Use the filters below to find and compare flights from Southampton to Helsinki 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

Thu 24/9

09:05-00:25

1 stop13h 20m

Helsinki-Vantaa

Sun 27/9

13:55-08:35

1 stop20h 40m

£213

SouthamptonHelsinki

SOU Southampton Eastleigh - HEL Helsinki-Vantaa

SOUHEL

Southampton Eastleigh

Mon 26/10

17:55-20:55

2 stops25h 00m

Helsinki-Vantaa

Thu 29/10

22:05-14:15

2 stops18h 10m

£254

SouthamptonHelsinki

SOU Southampton Eastleigh - HEL Helsinki-Vantaa

SOUHEL

Southampton Eastleigh

Thu 24/9

15:25-11:35

1 stop18h 10m

Helsinki-Vantaa

Sun 27/9

23:25-19:30

2 stops22h 05m

£271

SouthamptonHelsinki

SOU Southampton Eastleigh - HEL Helsinki-Vantaa

SOUHEL

Southampton Eastleigh

Tue 1/9

19:30-21:20

3 stops23h 50m

Helsinki-Vantaa

Tue 8/9

23:50-19:30

2 stops21h 40m

£303
Fastest return journey

SouthamptonHelsinki

SOU Southampton Eastleigh - HEL Helsinki-Vantaa

SOUHEL

Southampton Eastleigh

Tue 1/9

17:20-00:25

1 stop5h 05m

Helsinki-Vantaa

Tue 8/9

07:15-08:45

2 stops27h 30m

£307

SouthamptonHelsinki

SOU Southampton Eastleigh - HEL Helsinki-Vantaa

SOUHEL

Southampton Eastleigh

Mon 28/9

08:55-12:15

2 stops25h 20m

Helsinki-Vantaa

Wed 30/9

14:05-08:25

2 stops20h 20m

£708
Cheapest one-way

SouthamptonHelsinki

SOU Southampton Eastleigh - HEL Helsinki-Vantaa

SOUHEL

Southampton Eastleigh

Mon 28/9

19:20-23:50

3 stops26h 30m

£114

SouthamptonHelsinki

SOU Southampton Eastleigh - HEL Helsinki-Vantaa

SOUHEL

Southampton Eastleigh

Mon 28/9

09:05-13:05

1 stop26h 00m

£148

SouthamptonHelsinki

SOU Southampton Eastleigh - HEL Helsinki-Vantaa

SOUHEL

Southampton Eastleigh

Wed 26/8

08:55-12:15

2 stops25h 20m

£388
Fastest single journey

SouthamptonHelsinki

SOU Southampton Eastleigh - HEL Helsinki-Vantaa

SOUHEL

Southampton Eastleigh

Fri 9/10

12:35-12:15

2 stops21h 40m

£392

Flights are sorted by cheapest return flights first.

Deals found on 17/8

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Best time to book a flight from Southampton to Helsinki

Have a flexible travel schedule? Discover the best time to fly to Helsinki from Southampton 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.

Reviews of airlines servicing Helsinki

Get insights into the airlines that provide service to Helsinki. 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 Helsinki. Reviews last updated 17 August 2026.
Get a feel of what it's like to fly with KLM from Southampton to Helsinki 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
1,560 reviews
Check prices

Boarding

7.8

Entertainment

7.2

Overall

7.8

Food

7.3

Comfort

7.7

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.8
Good
1,560 reviews
KLM
7.8
Good
1,560 reviews
Check prices

Boarding

7.8

Entertainment

7.2

Overall

7.8

Food

7.3

Comfort

7.7

Crew

8.4

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

Related info for your journey

Find useful and relevant information for your journey from Southampton to Helsinki. 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 Southampton to Helsinki?

    A quick flight from Southampton to Helsinki can take about 13h 20m. KLM provides one of the quickest options available for as low as £213. Airlines will cover a distance of 1200 mi.

  • What is the cheapest airline to fly from Southampton to Helsinki round-trip?

    According to our current data, KLM (£217), offers the cheapest pricing from Southampton to Helsinki.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Southampton 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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Southampton to Helsinki

Discover the top airline that operate flights from Southampton to Helsinki. 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 17 August 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£217Average£358FlexibilityNo 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 Southampton to Helsinki?

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 Helsinki from Southampton today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Southampton 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 Southampton to Helsinki.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Southampton to Helsinki, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Southampton 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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