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Cheap flights from Helsinki to Southampton from £128

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 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
HEL — SOU
27 Nov — 4 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Helsinki to Southampton

Enter your travel dates to find the best prices.

Cheapest flights from Helsinki to Southampton
Explore the most affordable flight options available from Helsinki to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 October 2025.

Tue 11/1118:20HEL - SOU
1 stop15h 50mKLM
Sat 15/1109:25SOU - HEL
1 stop12h 40mKLM
Deal found 26/10£256
Tue 11/1107:00HEL - SOU
2 stops10h 35mMultiple Airlines
Sat 15/1117:30SOU - HEL
1 stop4h 35mMultiple Airlines
Deal found 26/10£365
Tue 2/1206:35HEL - SOU
1 stop7h 30mBritish Airways
Thu 4/1214:35SOU - HEL
1 stop6h 10mBritish Airways
Deal found 27/10£648
Sun 14/1207:50HEL - SOU
3 stops12h 00mBritish Airways
Wed 17/1214:25SOU - HEL
1 stop6h 20mBritish Airways
Deal found 27/10£791

Cheap flight deals from Helsinki to Southampton

Discover tips and strategies to find the most affordable flight options for your journey from Helsinki (HEL) to Southampton (SOU). 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 28 October 2025.

Round-trip from

£256

One-way from

£128

Popular in

January

Cheapest in

September

Average price

£321
KLM
  • KLM
  • 11/11-15/11
  • 2 total stops
  • 28h 30m total
  • Helsinki to Southampton
Search Deals
10/12
  • 10/12
  • 2 total stops
  • 9h 55m total
  • Helsinki to Southampton
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£55 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Helsinki to Southampton 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 28 October 2025.
Use the filters below to find and compare flights from Helsinki to Southampton that are best for you.

Fly from

Helsinki

Fly to

Southampton

Route

Depart

Return

Price

HelsinkiSouthampton

HEL - SOU

HELSOU

Helsinki-Vantaa

Tue 11/11

18:20-08:10

1 stop15h 50m

Southampton Eastleigh

Sat 15/11

09:25-00:05

1 stop12h 40m

£256

HelsinkiSouthampton

HEL - SOU

HELSOU

Helsinki-Vantaa

Tue 11/11

07:00-15:35

2 stops10h 35m

Southampton Eastleigh

Sat 15/11

17:30-00:05

1 stop4h 35m

£365

HelsinkiSouthampton

HEL - SOU

HELSOU

Helsinki-Vantaa

Mon 30/3

18:25-08:50

1 stop16h 25m

Southampton Eastleigh

Tue 31/3

17:35-17:40

1 stop22h 05m

£434

HelsinkiSouthampton

HEL - SOU

HELSOU

Helsinki-Vantaa

Tue 2/12

06:35-12:05

1 stop7h 30m

Southampton Eastleigh

Thu 4/12

14:35-22:45

1 stop6h 10m

£648

HelsinkiSouthampton

HEL - SOU

HELSOU

Helsinki-Vantaa

Wed 10/12

07:40-15:35

2 stops9h 55m

£128

HelsinkiSouthampton

HEL - SOU

HELSOU

Helsinki-Vantaa

Wed 10/12

14:05-17:00

1 stop4h 55m

£165

Flights are sorted by cheapest return flights first.

Deals found on 26/10

Best time to book a flight from Helsinki to Southampton

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

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

Currently, February is the cheapest month in which you can book a flight from Helsinki to Southampton (average of £35). Flying from Helsinki to Southampton in July is currently the most expensive (average of £91). 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 Helsinki to Southampton. 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 Helsinki to Southampton?

    A quick flight from Helsinki to Southampton can take about 15h 50m. KLM provides one of the quickest options available for as low as £256. Helsinki and Southampton are separated by a distance of 1200 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Helsinki to Southampton 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 Helsinki to Southampton?

    Currently, February is the cheapest month in which you can book a flight from Helsinki to Southampton (average of £35). Flying from Helsinki to Southampton in July is currently the most expensive (average of £91). 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

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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 Helsinki to Southampton?

Cheapflights makes it easy to find Helsinki to Southampton flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Helsinki to Southampton for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

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

Can Cheapflights notify me if prices for flights from Helsinki to Southampton become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Southampton from Helsinki today and book when prices fit your budget.

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