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Cheap flights from Helsinki to London from £223

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Helsinki to London departing on 28/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Helsinki to London

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:15 - 12:50HEL  Helsinki-Vantaa-SOU Southampton Eastleigh
26h 35m2 stops London Stansted Glasgow Intl
Multiple Airlines Logo
19:20 - 18:20SOU  Southampton Eastleigh-HEL Helsinki-Vantaa
21h 00m2 stops Barcelona-El Prat Stockholm Arlanda
£223Multiple Airlines
Mon, 28 Sep - Mon, 5 Oct
Multiple Airlines Logo
18:50 - 19:30HEL  Helsinki-Vantaa-SOU Southampton Eastleigh
26h 40m3 stops Stockholm Arlanda London Gatwick Dublin
Multiple Airlines Logo
19:20 - 21:20SOU  Southampton Eastleigh-HEL Helsinki-Vantaa
24h 00m2 stops Barcelona-El Prat Stockholm Arlanda
£228Multiple Airlines
Mon, 28 Sep - Mon, 5 Oct
Multiple Airlines Logo
21:00 - 08:40HEL  Helsinki-Vantaa-SOU Southampton Eastleigh
37h 40m2 stops Charleroi Brussels Dublin
Multiple Airlines Logo
08:25 - 11:05SOU  Southampton Eastleigh-HEL Helsinki-Vantaa
24h 40m1 stop Alicante
£249Multiple Airlines
Sun, 27 Sep - Sun, 4 Oct
Multiple Airlines Logo
21:15 - 15:00HEL  Helsinki-Vantaa-SOU Southampton Eastleigh
43h 45m2 stops Stockholm Arlanda Paris Orly
Multiple Airlines Logo
19:20 - 15:10SOU  Southampton Eastleigh-HEL Helsinki-Vantaa
17h 50m1 stop Barcelona-El Prat
£256Multiple Airlines
Mon, 28 Sep - Mon, 5 Oct
KLM Logo
18:25 - 08:35HEL  Helsinki-Vantaa-SOU Southampton Eastleigh
16h 10m1 stop Amsterdam Schiphol
KLM Logo
09:05 - 13:05SOU  Southampton Eastleigh-HEL Helsinki-Vantaa
26h 00m1 stop Amsterdam Schiphol
£277KLM
Mon, 28 Sep - Mon, 5 Oct
KLM Logo
13:55 - 08:35HEL  Helsinki-Vantaa-SOU Southampton Eastleigh
20h 40m1 stop Amsterdam Schiphol
KLM Logo
09:15 - 00:25SOU  Southampton Eastleigh-HEL Helsinki-Vantaa
13h 10m1 stop Amsterdam Schiphol
£279KLM
Sun, 27 Sep - Sun, 4 Oct
Multiple Airlines Logo
18:50 - 19:30HEL  Helsinki-Vantaa-SOU Southampton Eastleigh
26h 40m3 stops Stockholm Arlanda London Gatwick Dublin
Multiple Airlines Logo
19:20 - 13:05SOU  Southampton Eastleigh-HEL Helsinki-Vantaa
39h 45m3 stops Barcelona-El Prat Turin Citta Di Torino Amsterdam Schiphol
£294Multiple Airlines
Mon, 28 Sep - Mon, 5 Oct
KLM Logo
13:55 - 08:45HEL  Helsinki-Vantaa-SOU Southampton Eastleigh
20h 50m1 stop Amsterdam Schiphol
KLM Logo
17:20 - 00:25SOU  Southampton Eastleigh-HEL Helsinki-Vantaa
5h 05m1 stop Amsterdam Schiphol
£351KLM
Fri, 28 Aug - Tue, 1 Sep
Multiple Airlines Logo
13:55 - 08:35HEL  Helsinki-Vantaa-SOU Southampton Eastleigh
20h 40m1 stop Amsterdam Schiphol
Multiple Airlines Logo
10:00 - 15:20SOU  Southampton Eastleigh-HEL Helsinki-Vantaa
27h 20m3 stops Glasgow Intl Dublin Kastrup Copenhagen
£359Multiple Airlines
Sun, 27 Sep - Sun, 4 Oct
Multiple Airlines Logo
07:05 - 07:20HEL  Helsinki-Vantaa-SOU Southampton Eastleigh
26h 15m3 stops Stockholm Arlanda Palma de Mallorca Son Sant Joan Glasgow Intl
Multiple Airlines Logo
20:00 - 09:30SOU  Southampton Eastleigh-HEL Helsinki-Vantaa
35h 30m3 stops Dublin Kastrup Copenhagen Stockholm Arlanda
£389Multiple Airlines
Fri, 28 Aug - Tue, 1 Sep

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British Airways flights from Helsinki to Southampton

Our best British Airways deals on Helsinki to Southampton flight tickets
British Airways
28 Sept
HEL16:00Helsinki-Vantaa
22h 05m
2 stops
SOU12:05Southampton Eastleigh
30 Sept
SOU08:55Southampton Eastleigh
25h 20m
2 stops
HEL12:15Helsinki-Vantaa
£636
British Airways
28 Sept
HEL16:00Helsinki-Vantaa
22h 05m
2 stops
SOU12:05Southampton Eastleigh
30 Sept
SOU08:55Southampton Eastleigh
25h 20m
2 stops
HEL12:15Helsinki-Vantaa
£637
British Airways
28 Sept
HEL16:00Helsinki-Vantaa
22h 05m
2 stops
SOU12:05Southampton Eastleigh
30 Sept
SOU08:55Southampton Eastleigh
25h 20m
2 stops
HEL12:15Helsinki-Vantaa
£637

KLM flights from Helsinki to Southampton

Our best KLM deals on Helsinki to Southampton flight tickets
KLM
28 Sept
HEL18:25Helsinki-Vantaa
16h 10m
1 stop
SOU08:35Southampton Eastleigh
5 Oct
SOU09:05Southampton Eastleigh
26h 00m
1 stop
HEL13:05Helsinki-Vantaa
£277
KLM
27 Sept
HEL13:55Helsinki-Vantaa
20h 40m
1 stop
SOU08:35Southampton Eastleigh
4 Oct
SOU09:15Southampton Eastleigh
13h 10m
1 stop
HEL00:25Helsinki-Vantaa
£279
KLM
28 Aug
HEL13:55Helsinki-Vantaa
20h 50m
1 stop
SOU08:45Southampton Eastleigh
1 Sept
SOU17:20Southampton Eastleigh
5h 05m
1 stop
HEL00:25Helsinki-Vantaa
£351

momondo 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, momondo users made 279,928 searches. Data last updated 15 August 2026.
Use the filters below to find and compare flights from Helsinki to Southampton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

HelsinkiSouthampton

HEL Helsinki-Vantaa - SOU Southampton Eastleigh

HELSOU

Helsinki-Vantaa

Mon 28/9

12:15-12:50

2 stops26h 35m

Southampton Eastleigh

Mon 5/10

19:20-18:20

2 stops21h 00m

£223

HelsinkiSouthampton

HEL Helsinki-Vantaa - SOU Southampton Eastleigh

HELSOU

Helsinki-Vantaa

Mon 28/9

18:50-19:30

3 stops26h 40m

Southampton Eastleigh

Mon 5/10

19:20-21:20

2 stops24h 00m

£228

HelsinkiSouthampton

HEL Helsinki-Vantaa - SOU Southampton Eastleigh

HELSOU

Helsinki-Vantaa

Sun 27/9

21:00-08:40

2 stops37h 40m

Southampton Eastleigh

Sun 4/10

08:25-11:05

1 stop24h 40m

£249

HelsinkiSouthampton

HEL Helsinki-Vantaa - SOU Southampton Eastleigh

HELSOU

Helsinki-Vantaa

Mon 28/9

21:15-15:00

2 stops43h 45m

Southampton Eastleigh

Mon 5/10

19:20-15:10

1 stop17h 50m

£256

HelsinkiSouthampton

HEL Helsinki-Vantaa - SOU Southampton Eastleigh

HELSOU

Helsinki-Vantaa

Mon 28/9

18:25-08:35

1 stop16h 10m

Southampton Eastleigh

Mon 5/10

09:05-13:05

1 stop26h 00m

£277

HelsinkiSouthampton

HEL Helsinki-Vantaa - SOU Southampton Eastleigh

HELSOU

Helsinki-Vantaa

Sun 27/9

13:55-08:35

1 stop20h 40m

Southampton Eastleigh

Sun 4/10

09:15-00:25

1 stop13h 10m

£279

HelsinkiSouthampton

HEL Helsinki-Vantaa - SOU Southampton Eastleigh

HELSOU

Helsinki-Vantaa

Mon 28/9

18:50-19:30

3 stops26h 40m

Southampton Eastleigh

Mon 5/10

19:20-13:05

3 stops39h 45m

£294
Fastest return journey

HelsinkiSouthampton

HEL Helsinki-Vantaa - SOU Southampton Eastleigh

HELSOU

Helsinki-Vantaa

Fri 28/8

13:55-08:45

1 stop20h 50m

Southampton Eastleigh

Tue 1/9

17:20-00:25

1 stop5h 05m

£351

HelsinkiSouthampton

HEL Helsinki-Vantaa - SOU Southampton Eastleigh

HELSOU

Helsinki-Vantaa

Sun 27/9

13:55-08:35

1 stop20h 40m

Southampton Eastleigh

Sun 4/10

10:00-15:20

3 stops27h 20m

£359

HelsinkiSouthampton

HEL Helsinki-Vantaa - SOU Southampton Eastleigh

HELSOU

Helsinki-Vantaa

Fri 28/8

07:05-07:20

3 stops26h 15m

Southampton Eastleigh

Tue 1/9

20:00-09:30

3 stops35h 30m

£389

Flights are sorted by cheapest return flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Helsinki to Southampton

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Helsinki-Vantaa to Southampton Eastleigh?

British Airways is the most popular carrier operating from Helsinki-Vantaa to Southampton Eastleigh

Which airlines fly to Southampton?

Finnair, Ryanair and Scandinavian Airlines are the top three most popular airlines that fly to Southampton from Helsinki according to our data. Finnair is the first choice among our users, with 66% of people opting to fly with this airline when travelling to Southampton. Keep in mind that there are 4 different airlines that fly to Southampton on a routine basis, so you have a few additional options to choose from.

When to book flights from Helsinki to Southampton

Are you open to changing your travel dates? Check out the ideal times to fly from Helsinki to Southampton according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Helsinki to Southampton (HEL to SOU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Helsinki to Southampton

Fastest flight time

20h 50m

Direct flights

None
The fastest flight from Helsinki to Southampton takes 20h 50m
There are no direct flights from Helsinki to Southampton. There are no popular flight routes from Helsinki to Southampton.
Search flight deals

Frequently asked questions about flying from Helsinki to Southampton

  • How far is Helsinki-Vantaa to Southampton Eastleigh by plane?

    The distance between Helsinki-Vantaa and Southampton Eastleigh is about 1199.0 mi. By plane, this route typically takes 20h 50m.

  • When did momondo last update prices for flights from Helsinki-Vantaa Airport to Southampton Eastleigh Airport?

    Prices for flights from Helsinki-Vantaa Airport to Southampton Eastleigh Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Helsinki-Vantaa Airport to Southampton Eastleigh Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Helsinki-Vantaa Airport to Southampton Eastleigh Airport.

  • What documentation or ID do you need to fly to Southampton Eastleigh Airport?

    The travel and health documents you'll need for your trip to Southampton Eastleigh Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Southampton Eastleigh Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Portsmouth

Why use momondo?

Why should I use momondo to find a flight deal from Helsinki to Southampton?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Southampton from Helsinki.

Can I find flights from Helsinki to Southampton with flexible booking policies on momondo?

All flight searches from Helsinki to Southampton on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Helsinki to Southampton?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Southampton from Helsinki.

I’m not ready to book a flight from Helsinki to Southampton right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Southampton from Helsinki. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Southampton trip

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