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

easyJet, Aurigny Air, and Aer Lingus are the most popular carriers operating from London to Southampton Eastleigh

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

To save time, the fastest way to travel is by train from London to Southampton on South Western Railway. Expect the length of time you’ll spend onboard South Western Railway to be about 1h 30m compared to taking a flight from London to Southampton or a bus from London to Southampton which have been found to be slower alternatives.

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

A bus from London to Southampton from £11 can save you up to 90% on the cost of your trip compared to booking a flight from London to Southampton or a train from London to Southampton.

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

Prices for flights from London to Southampton Eastleigh Airport are updated daily.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London 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.

£51 Cheap Flights from London to Southampton (LON-SOU) in 2025

1 adult

0 bags

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from London to London (LON-SOU)

Round-trip

One-way

Last minute

Cheap return flights

21:30 - 08:30STN-SOU

11h 00m1 stop

15:05 - 21:20SOU-STN

6h 15m1 stop

£112easyJet

Find Deal

Tue, 23 Sep - Thu, 25 Sep

21:30 - 08:30STN-SOU

11h 00m1 stop

15:05 - 21:20SOU-STN

6h 15m1 stop

£114easyJet

Find Deal

Tue, 23 Sep - Thu, 25 Sep

21:30 - 08:30STN-SOU

11h 00m1 stop

15:05 - 21:20SOU-STN

6h 15m1 stop

£114easyJet

Find Deal

Tue, 23 Sep - Thu, 25 Sep

19:40 - 18:55LGW-SOU

23h 15m1 stop

09:00 - 16:20SOU-LGW

7h 20m1 stop

£128

Find Deal

Thu, 2 Oct - Wed, 8 Oct

21:35 - 08:05LGW-SOU

10h 30m1 stop

15:05 - 22:45SOU-LGW

7h 40m1 stop

£131

Find Deal

Tue, 23 Sep - Thu, 25 Sep

20:10 - 08:45LCY-SOU

12h 35m1 stop

09:20 - 19:40SOU-LCY

10h 20m1 stop

£249KLM

Find Deal

Thu, 2 Oct - Wed, 8 Oct

11:05 - 19:05LGW-SOU

8h 00m1 stop

08:00 - 11:15SOU-LGW

3h 15m1 stop

£288Aurigny Air

Find Deal

Sat, 15 Nov - Thu, 15 Jan

08:35 - 13:45LGW-SOU

5h 10m1 stop

19:55 - 07:55SOU-LGW

12h 00m1 stop

£295Aurigny Air

Find Deal

Mon, 15 Dec - Mon, 15 Dec

14:20 - 19:30LHR-SOU

5h 10m1 stop

09:10 - 14:55SOU-LHR

5h 45m1 stop

£305Aer Lingus

Find Deal

Tue, 16 Sep - Tue, 23 Sep

20:55 - 08:45LHR-SOU

11h 50m1 stop

09:20 - 20:55SOU-LHR

11h 35m1 stop

£325KLM

Find Deal

Fri, 19 Sep - Sun, 21 Sep

Aurigny Air flights from London to Southampton

Our best Aurigny Air deals on London to Southampton flight tickets

Aurigny Air

15 Nov

LGW11:05London Gatwick

8h 00m

1 stop

SOU19:05Southampton Eastleigh

15 Jan

SOU08:00Southampton Eastleigh

3h 15m

1 stop

LGW11:15London Gatwick

£288

Find similar

Aurigny Air

15 Dec

LGW08:35London Gatwick

5h 10m

1 stop

SOU13:45Southampton Eastleigh

15 Dec

SOU19:55Southampton Eastleigh

12h 00m

1 stop

LGW07:55London Gatwick

£295

Find similar

Aurigny Air

31 Oct

LGW08:35London Gatwick

10h 30m

1 stop

SOU19:05Southampton Eastleigh

3 Nov

SOU19:55Southampton Eastleigh

14h 30m

1 stop

LGW10:25London Gatwick

£303

Find similar

British Airways flights from London to Southampton

Our best British Airways deals on London to Southampton flight tickets

British Airways

1 Oct

LHR11:35London Heathrow

3h 40m

1 stop

SOU15:15Southampton Eastleigh

7 Oct

SOU15:45Southampton Eastleigh

3h 50m

1 stop

LHR19:35London Heathrow

£319

Find similar

British Airways

2 Oct

LHR06:15London Heathrow

9h 00m

1 stop

SOU15:15Southampton Eastleigh

8 Oct

SOU15:45Southampton Eastleigh

3h 50m

1 stop

LHR19:35London Heathrow

£321

Find similar

British Airways

6 Oct

LHR07:45London Heathrow

4h 55m

1 stop

SOU12:40Southampton Eastleigh

6 Oct

SOU15:45Southampton Eastleigh

4h 05m

1 stop

LHR19:50London Heathrow

£341

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonSouthampton

STN - SOU

STNSOU

London Stansted

Tue 23/9

21:30-08:30

1 stop11h 00m

Southampton Eastleigh

Thu 25/9

15:05-21:20

1 stop6h 15m

£112

LondonSouthampton

STN - SOU

STNSOU

London Stansted

Tue 23/9

21:30-08:30

1 stop11h 00m

Southampton Eastleigh

Thu 25/9

15:05-21:20

1 stop6h 15m

£114

LondonSouthampton

STN - SOU

STNSOU

London Stansted

Tue 23/9

21:30-08:30

1 stop11h 00m

Southampton Eastleigh

Thu 25/9

15:05-21:20

1 stop6h 15m

£114

LondonSouthampton

LGW - SOU

LGWSOU

London Gatwick

Thu 2/10

19:40-18:55

1 stop23h 15m

Southampton Eastleigh

Wed 8/10

09:00-16:20

1 stop7h 20m

£128

LondonSouthampton

LGW - SOU

LGWSOU

London Gatwick

Tue 23/9

21:35-08:05

1 stop10h 30m

Southampton Eastleigh

Thu 25/9

15:05-22:45

1 stop7h 40m

£131

LondonSouthampton

LCY - SOU

LCYSOU

London City

Thu 2/10

20:10-08:45

1 stop12h 35m

Southampton Eastleigh

Wed 8/10

09:20-19:40

1 stop10h 20m

£249

LondonSouthampton

LGW - SOU

LGWSOU

London Gatwick

Sat 15/11

11:05-19:05

1 stop8h 00m

Southampton Eastleigh

Thu 15/1

08:00-11:15

1 stop3h 15m

£288

LondonSouthampton

LGW - SOU

LGWSOU

London Gatwick

Mon 15/12

08:35-13:45

1 stop5h 10m

Southampton Eastleigh

Mon 15/12

19:55-07:55

1 stop12h 00m

£295

LondonSouthampton

LHR - SOU

LHRSOU

London Heathrow

Tue 16/9

14:20-19:30

1 stop5h 10m

Southampton Eastleigh

Tue 23/9

09:10-14:55

1 stop5h 45m

£305

LondonSouthampton

LHR - SOU

LHRSOU

London Heathrow

Fri 19/9

20:55-08:45

1 stop11h 50m

Southampton Eastleigh

Sun 21/9

09:20-20:55

1 stop11h 35m

£325

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London 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

Prices

Airlines

Other information

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

Our data shows that Thursday is the least expensive day to fly to Southampton. Tickets to fly out on this day can be as low as £212. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around £353. These prices are subject to change though, so be sure to set up a Price Alert for flights to Southampton.

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

According to our data, the cheapest time of day to fly to Southampton is at midday. momondo users have found flights departing from London to Southampton at midday for as low as £217. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £288 on average. Flights to Southampton from London in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

When to book flights from London to Southampton

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

Estimated return price

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

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

Best price found	£51
Fastest flight time	3h 40m
Direct flights	None
Airports in Southampton	1 airport

The best one-way flight to Southampton from London in the past 72 hours is £51. The best return flight deal from London to Southampton found on momondo in the last 72 hours is £112.

The fastest flight from London to Southampton takes 3h 40m

There are no direct flights from London to Southampton. Popular non-direct routes for this connection are London Luton Airport - Southampton Eastleigh Airport, London Stansted Airport - Southampton Eastleigh Airport and London Heathrow Airport - Southampton Eastleigh Airport.

There is 1 airport near Southampton: Southampton Eastleigh (SOU)

Search flight deals

Is flying the fastest way to get from London to Southampton?
To save time, the fastest way to travel is by train from London to Southampton on South Western Railway. Expect the length of time you’ll spend onboard South Western Railway to be about 1h 30m compared to taking a flight from London to Southampton or a bus from London to Southampton which have been found to be slower alternatives.
Is flying the cheapest way to get from London to Southampton?
A bus from London to Southampton from £11 can save you up to 90% on the cost of your trip compared to booking a flight from London to Southampton or a train from London to Southampton.
How far is London to Southampton Eastleigh by plane?
London and Southampton Eastleigh are 68.6 mi apart from one another. A reasonable flight in good conditions will take 3h 40m.
When did momondo last update prices for flights from London to Southampton Eastleigh Airport?
Prices for flights from London to Southampton Eastleigh Airport are updated daily.
How old do you have to be to fly from London to Southampton Eastleigh Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London 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.

Portsmouth

Why use momondo?

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

Finding the right flight to Southampton from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Southampton quick and easy, saving you time and money.

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

Flights from London to Southampton 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 London to Southampton?

momondo provides multiple filters to help you find the best flight to Southampton from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Southampton from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.