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Cheap flights from Southampton to London from £81

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 31/5. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — LON
2 Jun — 9 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southampton to London

Enter your travel dates to find the best prices.

Cheapest flights from Southampton to London
Explore the most affordable flight options available from Southampton to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 May 2026.

Tue 2/613:25
SOU
-
STN
1 stop8h 00m
easyJet
Fri 5/622:30
STN
-
SOU
1 stop8h 50m
easyJet
Deal found 3/5£108
Tue 2/613:25
SOU
-
STN
1 stop9h 25m
Multiple Airlines
Fri 5/619:15
STN
-
SOU
1 stop12h 05m
Multiple Airlines
Deal found 1/5£119
Fri 29/508:00
SOU
-
STN
1 stop14h 45m
Multiple Airlines
Fri 5/619:15
STN
-
SOU
1 stop12h 05m
Multiple Airlines
Deal found 1/5£122
Tue 2/613:25
SOU
-
STN
1 stop9h 25m
Multiple Airlines
Thu 4/617:00
STN
-
SOU
1 stop14h 25m
Multiple Airlines
Deal found 29/4£123
Wed 27/509:20
SOU
-
LTN
1 stop12h 50m
Multiple Airlines
Wed 3/616:15
LTN
-
SOU
1 stop16h 20m
Multiple Airlines
Deal found 29/4£130
Wed 27/509:20
SOU
-
STN
1 stop10h 15m
Multiple Airlines
Wed 3/618:20
STN
-
SOU
1 stop14h 15m
Multiple Airlines
Deal found 29/4£132
Tue 2/613:25
SOU
-
LTN
1 stop8h 40m
easyJet
Fri 5/619:05
LTN
-
SOU
1 stop12h 15m
easyJet
Deal found 3/5£133
Wed 27/519:30
SOU
-
LGW
1 stop12h 10m
Multiple Airlines
Wed 3/605:35
LGW
-
SOU
2 stops27h 00m
Multiple Airlines
Deal found 29/4£144
Tue 2/618:10
SOU
-
LGW
1 stop16h 20m
Multiple Airlines
Fri 5/613:20
LGW
-
SOU
2 stops18h 00m
Multiple Airlines
Deal found 1/5£145
Tue 2/618:10
SOU
-
LTN
1 stop15h 25m
Multiple Airlines
Fri 5/617:10
LTN
-
SOU
2 stops14h 10m
Multiple Airlines
Deal found 1/5£146
Thu 28/511:40
SOU
-
LTN
1 stop10h 35m
Multiple Airlines
Thu 4/615:50
LTN
-
SOU
2 stops15h 35m
Multiple Airlines
Deal found 30/4£147
Tue 2/618:10
SOU
-
LGW
1 stop16h 20m
Multiple Airlines
Thu 4/608:40
LGW
-
SOU
1 stop10h 50m
Multiple Airlines
Deal found 30/4£147

Find flight deals from Southampton to London

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to London (LON). 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 May 2026.

Round-trip from

£108

One-way from

£81
easyJet
  • easyJet
  • 2/6-5/6
  • 2 total stops
  • 16h 50m total
  • Southampton to London
Search Deals
31/5
  • 31/5
  • 1 total stop
  • 19h 35m total
  • Southampton to London
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton to London 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 May 2026.
Use the filters below to find and compare flights from Southampton to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonLondon

SOU - STN

SOUSTN

Southampton Eastleigh

Tue 2/6

13:25-22:50

1 stop9h 25m

London Stansted

Thu 4/6

17:00-07:25

1 stop14h 25m

£124

SouthamptonLondon

SOU - LTN

SOULTN

Southampton Eastleigh

Tue 2/6

13:25-22:05

1 stop8h 40m

London Luton

Fri 5/6

19:05-07:20

1 stop12h 15m

£133

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Tue 2/6

18:10-10:30

1 stop16h 20m

London Gatwick

Thu 4/6

14:45-07:25

2 stops16h 40m

£144

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Wed 27/5

19:30-07:40

1 stop12h 10m

London Gatwick

Wed 3/6

05:35-08:35

2 stops27h 00m

£144

SouthamptonLondon

SOU - LTN

SOULTN

Southampton Eastleigh

Tue 2/6

18:10-09:35

1 stop15h 25m

London Luton

Fri 5/6

17:10-07:20

2 stops14h 10m

£146

SouthamptonLondon

SOU - LTN

SOULTN

Southampton Eastleigh

Tue 2/6

08:55-14:00

1 stop5h 05m

London Luton

Thu 4/6

09:25-07:25

2 stops22h 00m

£147

SouthamptonLondon

SOU - LTN

SOULTN

Southampton Eastleigh

Thu 28/5

11:40-22:15

1 stop10h 35m

London Luton

Thu 4/6

15:50-07:25

2 stops15h 35m

£147

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Tue 2/6

13:25-23:25

1 stop10h 00m

London Gatwick

Fri 5/6

19:20-07:20

1 stop12h 00m

£149

SouthamptonLondon

SOU - STN

SOUSTN

Southampton Eastleigh

Tue 2/6

13:25-22:50

1 stop9h 25m

London Stansted

Fri 5/6

16:30-07:20

2 stops14h 50m

£149

SouthamptonLondon

SOU - STN

SOUSTN

Southampton Eastleigh

Fri 29/5

08:00-22:45

1 stop14h 45m

London Stansted

Fri 5/6

16:30-07:20

2 stops14h 50m

£152

Flights are sorted by cheapest return flights first.

Deals found on 2/5

Showing 1-10 of 44 resultsSorted by cheapest first
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Best time to book a flight from Southampton to London

Have a flexible travel schedule? Discover the best time to fly to London 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 London

What is the cheapest time of day to fly from SOU to LON?

Find hourly flight availability from Southampton to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 May 2026.

A simple way to save on the total cost of your ticket is to fly from Southampton to London in the morning. If you’re flexible enough to do this you can expect to save up to 52% on your trip compared to booking a flight in the afternoon.

What’s the top stopover airport for flights from Southampton to London?

Share of one-stop return flights from Southampton to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Dublin (DUB) – chosen by Cheapflights users on 25% of one-stop itineraries from Southampton to London on Cheapflights.

What’s the cheapest stopover airport for flights from Southampton to London?

Average return fare for one-stop flights from Southampton to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Amsterdam (AMS) is the most affordable one-stop option, with an average return flight price of £346.

What’s the fastest stopover option from Southampton to London?

Shortest average travel time for one-stop one-way flights from Southampton to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Saint Peter Port (GCI) have the shortest average one-way travel time for one-stop routes: 3h 20m.

Which airport typically offers the quickest stopover for flights from Southampton to London?

Average stopover duration for one-stop one-way flights from Southampton to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Belfast (BHD) offer the fastest connection on this route, with an average stopover time of 1h 08m.

Related info for your journey

Find useful and relevant information for your journey from Southampton to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Southampton to London?

    Southampton Eastleigh (SOU), located 3.5 mi from the city center, is the airport you fly out of when you book flights from Southampton to London. 0 airlines have flights from Eastleigh to London on a regular basis. Booking flights from Southampton Eastleigh to London should not be difficult; the airport handles an average of 0 outbound flights to London per day.

  • How long is the flight from Southampton to London?

    easyJet, KLM, and Aer Lingus can get you from Southampton to London in just under 8h 40m. Your travel time can differ by up to 13h 45m. There are 77 mi between Southampton and London. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Southampton to London?

    When deciding which route to take from Southampton to London consider Southampton Eastleigh - London Heathrow, Southampton Eastleigh - London Gatwick or Southampton Eastleigh - London City as they are the most popular.

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

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

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

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

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

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

Book flights to London if you plan to visit one of these locations
Milton Keynes
Wembley
Croydon
Hounslow
Luton
Gatwick
Ilford
Slough
Hayes
Brentford
Colchester
Romford
Watford
Kingston upon Thames
Eastbourne
Ipswich
Southend-on-Sea
Guildford
Bishop's Stortford
Chelmsford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Southampton to London

See prices for flight routes from nearby airports that may be better suited for you.
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Manchester to Heathrow flights
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London City to Manchester flights
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Stansted to Newquay flights
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Luton to Newcastle upon Tyne flights
Luton to Newquay flights
Luton to Manchester flights
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Stansted to Manchester flights
Edinburgh to Southampton flights
Southampton to Newcastle upon Tyne flights
Southampton to Manchester flights
Newcastle upon Tyne to London City flights
London City to Newcastle upon Tyne flights
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Newcastle upon Tyne to Gatwick flights
Newcastle upon Tyne to Southampton flights
Newcastle upon Tyne to Stansted flights
Gatwick to Bristol flights
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Newcastle upon Tyne to Luton flights
Bristol to Manchester flights
Exeter to Edinburgh 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 London?

Cheapflights helps you search for flights from Southampton to London via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights helps you find that perfect flight to London from Southampton by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Certainly. Search results for flights to London from Southampton shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Southampton to London 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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