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Cheap flights from Southampton to Helsinki from £202

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 19/12. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — HEL
9 Jul — 16 Jul1
1 adult

Cheap 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 4 July 2025.

Round-trip from

£237

One-way from

£202

Popular in

July

Cheapest in

November

Average price

£214
KLM
  • KLM
  • 18/9-20/9
  • 2 total stops
  • 21h 05m total
  • Southampton to Helsinki
19/12
  • 19/12
  • 2 total stops
  • 19h 00m total
  • Southampton to Helsinki
Highest demand for flights based on searches. 22% potential increase in price (£30 potential increase over avg. return price).
Cheapest flight prices on average. 5% potential price decrease (£5 potential savings vs. average return price).
Average for round-trip flights in July 2025

Find flight deals from Southampton to Helsinki

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 4 July 2025.

Thu 18/917:35SOU - HEL
1 stop4h 45mKLM
Sat 20/918:25HEL - SOU
1 stop16h 20mKLM
Deal found 3/7£237
Fri 15/818:25SOU - HEL
1 stop16h 35mMultiple Airlines
Fri 22/813:15HEL - SOU
2 stops20h 40mMultiple Airlines
Deal found 1/7£356
Tue 5/819:55SOU - HEL
2 stops17h 20mBritish Airways
Wed 13/806:50HEL - SOU
1 stop7h 10mBritish Airways
Deal found 2/7£781

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 4 July 2025.
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

Thu 18/9

17:35-00:20

1 stop4h 45m

Helsinki-Vantaa

Sat 20/9

18:25-08:45

1 stop16h 20m

£237

SouthamptonHelsinki

SOU - HEL

SOUHEL

Southampton Eastleigh

Fri 15/8

18:25-13:00

1 stop16h 35m

Helsinki-Vantaa

Fri 22/8

13:15-07:55

2 stops20h 40m

£356

SouthamptonHelsinki

SOU - HEL

SOUHEL

Southampton Eastleigh

Tue 5/8

19:55-15:15

2 stops17h 20m

Helsinki-Vantaa

Wed 13/8

06:50-12:00

1 stop7h 10m

£781

SouthamptonHelsinki

SOU - HEL

SOUHEL

Southampton Eastleigh

Fri 19/12

17:45-14:45

2 stops19h 00m

£202

SouthamptonHelsinki

SOU - HEL

SOUHEL

Southampton Eastleigh

Tue 29/7

16:35-17:50

2 stops23h 15m

£381

SouthamptonHelsinki

SOU - HEL

SOUHEL

Southampton Eastleigh

Tue 5/8

09:10-15:15

2 stops52h 05m

£949

Flights are sorted by cheapest return flights first.

Deals found on 1/7

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, November is the cheapest month in which you can book a flight from Southampton to Helsinki (average of £92). Flying from Southampton to Helsinki in July is currently the most expensive (average of £305). 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.

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 4 July 2025.
Get a feel of what it's like to fly with KLM, Qatar Airways, andBritish Airways 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.

Comfort

7.7

Food

7.2

Overall

7.8

Crew

8.4

Entertainment

7.1

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Comfort

7.7

Food

7.2

Overall

7.8

Crew

8.4

Entertainment

7.1

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Comfort

7.7

Food

7.2

Overall

7.8

Crew

8.4

Entertainment

7.1

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Comfort

7.7

Food

7.2

Overall

7.8

Crew

8.4

Entertainment

7.1

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

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.
  • What are the cheapest airlines flying from Southampton to Helsinki round-trip?

    According to our current data, KLM (£237), and British Airways (£781) 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.

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

    Currently, November is the cheapest month in which you can book a flight from Southampton to Helsinki (average of £92). Flying from Southampton to Helsinki in July is currently the most expensive (average of £305). 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 Southampton?

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

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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 4 July 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£184Average£228FlexibilityNo 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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