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Cheap flights from Southampton to Helsinki from £165

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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — HEL
5 Mar — 12 Mar1
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 3 February 2026.

Wed 18/309:25
SOU
-
HEL
2 stops25h 50m
Multiple Airlines
Wed 25/321:45
HEL
-
SOU
2 stops23h 55m
Multiple Airlines
Deal found 31/1£210
Sun 28/617:20
SOU
-
HEL
1 stop5h 05m
KLM
Thu 2/707:00
HEL
-
SOU
1 stop11h 50m
KLM
Deal found 1/2£241
Wed 18/317:35
SOU
-
HEL
1 stop4h 30m
KLM
Wed 25/318:20
HEL
-
SOU
1 stop16h 00m
KLM
Deal found 1/2£246
Sun 28/608:25
SOU
-
HEL
2 stops32h 45m
Multiple Airlines
Thu 2/716:05
HEL
-
SOU
2 stops30h 10m
Multiple Airlines
Deal found 1/2£418

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 3 February 2026.

Round-trip from

£210

One-way from

£165

Popular in

July

Cheapest in

February

Average price

£61
18/3-25/3
  • 18/3-25/3
  • 4 total stops
  • 49h 45m total
  • Southampton to Helsinki
Search Deals
12/2
  • 12/2
  • 3 total stops
  • 23h 15m total
  • Southampton to Helsinki
Search Deals
Highest demand for flights based on searches. 26% potential increase in price (£35 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 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 3 February 2026.
Use the filters below to find and compare flights from Southampton to Helsinki that are best for you.

Fly from

Southampton

Fly to

Helsinki

Route

Depart

Return

Price

SouthamptonHelsinki

SOU - HEL

SOUHEL

Southampton Eastleigh

Wed 18/3

09:25-13:15

2 stops25h 50m

Helsinki-Vantaa

Wed 25/3

21:45-19:40

2 stops23h 55m

£210

SouthamptonHelsinki

SOU - HEL

SOUHEL

Southampton Eastleigh

Sun 28/6

17:20-00:25

1 stop5h 05m

Helsinki-Vantaa

Thu 2/7

07:00-16:50

1 stop11h 50m

£241

SouthamptonHelsinki

SOU - HEL

SOUHEL

Southampton Eastleigh

Wed 18/3

17:35-00:05

1 stop4h 30m

Helsinki-Vantaa

Wed 25/3

18:20-08:20

1 stop16h 00m

£246

SouthamptonHelsinki

SOU - HEL

SOUHEL

Southampton Eastleigh

Sun 28/6

08:25-19:10

2 stops32h 45m

Helsinki-Vantaa

Thu 2/7

16:05-20:15

2 stops30h 10m

£418

SouthamptonHelsinki

SOU - HEL

SOUHEL

Southampton Eastleigh

Wed 4/3

20:50-12:50

1 stop14h 00m

Helsinki-Vantaa

Sun 8/3

19:35-17:30

2 stops23h 55m

£614

SouthamptonHelsinki

SOU - HEL

SOUHEL

Southampton Eastleigh

Thu 12/2

09:30-10:45

3 stops23h 15m

£165

SouthamptonHelsinki

SOU - HEL

SOUHEL

Southampton Eastleigh

Fri 13/2

08:10-20:50

1 stop10h 40m

£165

SouthamptonHelsinki

SOU - HEL

SOUHEL

Southampton Eastleigh

Sat 11/7

17:30-00:25

1 stop4h 55m

£244

SouthamptonHelsinki

SOU - HEL

SOUHEL

Southampton Eastleigh

Thu 5/3

12:00-22:45

1 stop8h 45m

£333

SouthamptonHelsinki

SOU - HEL

SOUHEL

Southampton Eastleigh

Sat 11/7

06:50-23:00

2 stops38h 10m

£365

Flights are sorted by cheapest return flights first.

Deals found on 1/2

Showing 1-10 of 11 results
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.

Cheapflights Insights

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

What is the cheapest month to book a flight from Southampton to Helsinki?

Currently, March is the cheapest month in which you can book a flight from Southampton to Helsinki (average of £35). Flying from Southampton to Helsinki in July is currently the most expensive (average of £102). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 5h 05m. KLM provides one of the quickest options available for as low as £241. Airlines will cover a distance of 1200 mi.

  • 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.

  • What is the cheapest month to book a flight from Southampton to Helsinki?

    Currently, March is the cheapest month in which you can book a flight from Southampton to Helsinki (average of £35). Flying from Southampton to Helsinki in July is currently the most expensive (average of £102). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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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Alternative routes for Southampton to Helsinki

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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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