What is the cheapest airline that flies from Southampton Eastleigh to London?

British Airways is the most popular carrier operating from Southampton Eastleigh to London

Is flying the fastest way to get from Southampton to London?

We’ve found that taking a train from Southampton to London with South Western Railway is more time-efficient when based simply on travel duration. A flight from Southampton to London or a bus from Southampton to London can take you longer than a 1h 32m train.

Is flying the cheapest way to get from Southampton to London?

A bus from Southampton to London from £12 can save you up to 91% on the cost of your trip compared to booking a flight from Southampton to London or a train from Southampton to London.

When did momondo last update prices for flights from Southampton Eastleigh Airport to London?

Prices for flights from Southampton Eastleigh Airport to London were last updated today.

How old do you have to be to fly from Southampton Eastleigh Airport to London?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Southampton Eastleigh Airport to London.

What documentation or ID do you need to fly to London?

The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£127 Cheap Flights from Southampton to London in 2025/26

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One-way

Last minute

Cheap return flights

13:55 - 10:00SOU-LGW

20h 05m1 stop

08:30 - 07:15LGW-SOU

22h 45m1 stop

£136Multiple Airlines

Find Deal

Sat, 8 Nov - Mon, 10 Nov

18:20 - 22:00SOU-LGW

27h 40m1 stop

08:30 - 14:50LGW-SOU

6h 20m1 stop

£139Multiple Airlines

Find Deal

Sun, 2 Nov - Sat, 8 Nov

13:55 - 21:55SOU-LTN

8h 00m1 stop

06:15 - 19:20LTN-SOU

13h 05m1 stop

£149easyJet

Find Deal

Sat, 8 Nov - Mon, 10 Nov

18:20 - 08:15SOU-LTN

13h 55m1 stop

09:05 - 13:10LTN-SOU

4h 05m1 stop

£175easyJet

Find Deal

Sun, 2 Nov - Sat, 8 Nov

20:00 - 08:00SOU-LHR

12h 00m1 stop

22:00 - 09:10LHR-SOU

11h 10m1 stop

£241Aer Lingus

Find Deal

Wed, 1 Oct - Sun, 5 Oct

09:10 - 13:55SOU-LHR

4h 45m1 stop

07:40 - 19:30LHR-SOU

11h 50m1 stop

£251Aer Lingus

Find Deal

Wed, 15 Oct - Wed, 22 Oct

09:25 - 14:25SOU-LHR

5h 00m1 stop

20:25 - 08:10LHR-SOU

11h 45m1 stop

£271KLM

Find Deal

Sat, 8 Nov - Mon, 10 Nov

08:00 - 19:10SOU-LGW

11h 10m1 stop

11:05 - 19:05LGW-SOU

8h 00m1 stop

£326Aurigny Air

Find Deal

Sat, 1 Nov - Sat, 8 Nov

17:35 - 07:15SOU-LCY

13h 40m1 stop

20:45 - 08:45LCY-SOU

12h 00m1 stop

£353KLM

Find Deal

Wed, 1 Oct - Sun, 5 Oct

08:00 - 17:45SOU-LGW

9h 45m1 stop

19:40 - 07:30LGW-SOU

11h 50m1 stop

£373Aurigny Air

Find Deal

Thu, 2 Oct - Mon, 6 Oct

Aer Lingus flights from Southampton to London

Our best Aer Lingus deals on Southampton to London flight tickets

Aer Lingus

1 Oct

SOU20:00Southampton Eastleigh

12h 00m

1 stop

LHR08:00London Heathrow

5 Oct

LHR22:00London Heathrow

11h 10m

1 stop

SOU09:10Southampton Eastleigh

£241

Find similar

Aer Lingus

15 Oct

SOU09:10Southampton Eastleigh

4h 45m

1 stop

LHR13:55London Heathrow

22 Oct

LHR07:40London Heathrow

11h 50m

1 stop

SOU19:30Southampton Eastleigh

£251

Find similar

Aer Lingus

1 Nov

SOU09:30Southampton Eastleigh

11h 35m

1 stop

LHR21:05London Heathrow

8 Nov

LHR20:45London Heathrow

12h 00m

1 stop

SOU08:45Southampton Eastleigh

£254

Find similar

British Airways flights from Southampton to London

Our best British Airways deals on Southampton to London flight tickets

British Airways

22 Sept

SOU16:50Southampton Eastleigh

4h 05m

1 stop

LHR20:55London Heathrow

29 Sept

LHR07:45London Heathrow

4h 55m

1 stop

SOU12:40Southampton Eastleigh

£578

Find similar

British Airways

22 Sept

SOU16:50Southampton Eastleigh

4h 05m

1 stop

LHR20:55London Heathrow

29 Sept

LHR07:45London Heathrow

4h 55m

1 stop

SOU12:40Southampton Eastleigh

£596

Find similar

British Airways

22 Sept

SOU16:50Southampton Eastleigh

3h 55m

1 stop

LCY20:45London City

29 Sept

LCY08:50London City

3h 50m

1 stop

SOU12:40Southampton Eastleigh

£674

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Sat 8/11

13:55-10:00

1 stop20h 05m

London Gatwick

Mon 10/11

08:30-07:15

1 stop22h 45m

£136

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Sun 2/11

18:20-22:00

1 stop27h 40m

London Gatwick

Sat 8/11

08:30-14:50

1 stop6h 20m

£139

SouthamptonLondon

SOU - LTN

SOULTN

Southampton Eastleigh

Sat 8/11

13:55-21:55

1 stop8h 00m

London Luton

Mon 10/11

06:15-19:20

1 stop13h 05m

£149

SouthamptonLondon

SOU - LTN

SOULTN

Southampton Eastleigh

Sun 2/11

18:20-08:15

1 stop13h 55m

London Luton

Sat 8/11

09:05-13:10

1 stop4h 05m

£175

SouthamptonLondon

SOU - LHR

SOULHR

Southampton Eastleigh

Wed 1/10

20:00-08:00

1 stop12h 00m

London Heathrow

Sun 5/10

22:00-09:10

1 stop11h 10m

£241

SouthamptonLondon

SOU - LHR

SOULHR

Southampton Eastleigh

Wed 15/10

09:10-13:55

1 stop4h 45m

London Heathrow

Wed 22/10

07:40-19:30

1 stop11h 50m

£251

SouthamptonLondon

SOU - LHR

SOULHR

Southampton Eastleigh

Sat 8/11

09:25-14:25

1 stop5h 00m

London Heathrow

Mon 10/11

20:25-08:10

1 stop11h 45m

£271

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Sat 1/11

08:00-19:10

1 stop11h 10m

London Gatwick

Sat 8/11

11:05-19:05

1 stop8h 00m

£326

SouthamptonLondon

SOU - LCY

SOULCY

Southampton Eastleigh

Wed 1/10

17:35-07:15

1 stop13h 40m

London City

Sun 5/10

20:45-08:45

1 stop12h 00m

£353

SouthamptonLondon

SOU - LGW

SOULGW

Southampton Eastleigh

Thu 2/10

08:00-17:45

1 stop9h 45m

London Gatwick

Mon 6/10

19:40-07:30

1 stop11h 50m

£373

Flights are sorted by cheapest return flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Southampton to London

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

Prices

Airlines

Other information

What is the cheapest day to depart on your flight to London?

Our data shows that Wednesday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £786. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Southampton to London for around £1,082.

What is the cheapest time of day to depart on your flight to London?

The cheapest time of day to fly to London is at midday when flights can be purchased for as low as £759. Flights in the morning are often more expensive, with an average ticket price of £994.

What is the cheapest Southampton Eastleigh to London flight route?

Fly from Southampton Eastleigh to London Heathrow for the best Southampton Eastleigh - London flight prices

What cabin class options are available on Southampton Eastleigh to London flights?

There are 2 cabin classes available to choose from on Southampton Eastleigh to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

When to book flights from Southampton to London

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

Estimated return price

Cheap Southampton to London (SOU to LON) flight deals and tips

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

Direct flights	None

There are no direct flights from Southampton to London. There are no popular flight routes from Southampton to London.

Search flight deals

Is flying the fastest way to get from Southampton to London?
We’ve found that taking a train from Southampton to London with South Western Railway is more time-efficient when based simply on travel duration. A flight from Southampton to London or a bus from Southampton to London can take you longer than a 1h 32m train.
Is flying the cheapest way to get from Southampton to London?
A bus from Southampton to London from £12 can save you up to 91% on the cost of your trip compared to booking a flight from Southampton to London or a train from Southampton to London.
How far is Southampton Eastleigh to London by plane?
A flight from Southampton Eastleigh to London will travel around 68.6 mi. 3h 55m is a normal flight duration for this route.
When did momondo last update prices for flights from Southampton Eastleigh Airport to London?
Prices for flights from Southampton Eastleigh Airport to London were last updated today.
How old do you have to be to fly from Southampton Eastleigh Airport to London?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Southampton Eastleigh Airport to London.
What documentation or ID do you need to fly to London?
The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Southampton to London?
Based on momondo bookings for flights between Southampton and London, the leading plane model is Boeing 777-300ER, making up 27.78% of the total bookings. Other popular models include Boeing 777 with 16.67%, Airbus A380 with 11.11%, and Boeing 787-9 Dreamliner with 11.11%.

Eastbourne

Luton

Milton Keynes

Maidstone

Gatwick

Slough

Canterbury

Southend-on-Sea

Ipswich

Ilford

Guildford

Colchester

Worthing

Chelmsford

Dover

Hayes

Dartford

Winchester

Hounslow

Stansted

Why use momondo?

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

It is quick and easy to find Southampton to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

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

Flights from Southampton to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Southampton to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Southampton to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your London trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Cheap flights from Southampton to London from £136

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Southampton to London departing on 8/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

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Trusted and free

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Find the cheapest flights from Southampton to London

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

Aer Lingus flights from Southampton to London

Our best Aer Lingus deals on Southampton to London flight tickets

British Airways flights from Southampton to London

Our best British Airways deals on Southampton to London flight tickets

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Use the filters below to find and compare flights from Southampton to London that are best for you.

See travel insights to London from

How to get the cheapest flight ticket from Southampton to London

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 day to depart on your flight to London?

Our data shows that Wednesday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £786. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Southampton to London for around £1,082.

What is the cheapest time of day to depart on your flight to London?

The cheapest time of day to fly to London is at midday when flights can be purchased for as low as £759. Flights in the morning are often more expensive, with an average ticket price of £994.

What is the cheapest Southampton Eastleigh to London flight route?

Fly from Southampton Eastleigh to London Heathrow for the best Southampton Eastleigh - London flight prices

What cabin class options are available on Southampton Eastleigh to London flights?

There are 2 cabin classes available to choose from on Southampton Eastleigh to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

What is the cheapest airline that flies from Southampton Eastleigh to London?

British Airways is the most popular carrier operating from Southampton Eastleigh to London

When to book flights from Southampton to London

Cheap Southampton to London (SOU to LON) flight deals and tips

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

Direct flights

Is flying the fastest way to get from Southampton to London?

Is flying the cheapest way to get from Southampton to London?

How far is Southampton Eastleigh to London by plane?

When did momondo last update prices for flights from Southampton Eastleigh Airport to London?

How old do you have to be to fly from Southampton Eastleigh Airport to London?

What documentation or ID do you need to fly to London?

What is the most popular plane model from Southampton to London?

Travelling to a place near London?

Why use momondo?

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

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

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

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

An easier way to manage your London trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London