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Cheap flights from London Heathrow Airport to London from £78

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from London Heathrow Airport to London

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
06:20 - 16:20LHR  London Heathrow-SOU Southampton Eastleigh
10h 00m1 stop Paris Charles de Gaulle
Multiple Airlines Logo
17:10 - 21:25SOU  Southampton Eastleigh-LHR London Heathrow
4h 15m1 stop Paris Charles de Gaulle
£240Multiple Airlines
Thu, 26 Nov - Thu, 3 Dec
KLM Logo
08:40 - 16:50LHR  London Heathrow-SOU Southampton Eastleigh
8h 10m1 stop Amsterdam Schiphol
KLM Logo
17:20 - 07:40SOU  Southampton Eastleigh-LHR London Heathrow
14h 20m1 stop Amsterdam Schiphol
£243KLM
Sat, 5 Dec - Sat, 12 Dec
KLM Logo
08:40 - 16:50LHR  London Heathrow-SOU Southampton Eastleigh
8h 10m1 stop Amsterdam Schiphol
KLM Logo
17:20 - 07:40SOU  Southampton Eastleigh-LHR London Heathrow
14h 20m1 stop Amsterdam Schiphol
£244KLM
Sat, 5 Dec - Sat, 12 Dec
Aer Lingus Logo
20:45 - 08:50LHR  London Heathrow-SOU Southampton Eastleigh
12h 05m1 stop Dublin
Aer Lingus Logo
09:20 - 19:50SOU  Southampton Eastleigh-LHR London Heathrow
10h 30m1 stop Dublin
£250Aer Lingus
Tue, 24 Nov - Tue, 1 Dec
Multiple Airlines Logo
07:00 - 13:40LHR  London Heathrow-SOU Southampton Eastleigh
6h 40m1 stop Geneva Geneve-Cointrin
Multiple Airlines Logo
14:25 - 21:25SOU  Southampton Eastleigh-LHR London Heathrow
7h 00m1 stop Geneva Geneve-Cointrin
£252Multiple Airlines
Thu, 10 Dec - Thu, 17 Dec
Multiple Airlines Logo
12:50 - 19:10LHR  London Heathrow-SOU Southampton Eastleigh
6h 20m1 stop Belfast City
Multiple Airlines Logo
12:35 - 18:15SOU  Southampton Eastleigh-LHR London Heathrow
5h 40m1 stop Belfast City
£254Multiple Airlines
Tue, 24 Nov - Tue, 1 Dec
KLM Logo
20:25 - 08:10LHR  London Heathrow-SOU Southampton Eastleigh
11h 45m1 stop Amsterdam Schiphol
KLM Logo
17:35 - 20:50SOU  Southampton Eastleigh-LHR London Heathrow
3h 15m1 stop Amsterdam Schiphol
£256KLM
Tue, 24 Nov - Tue, 1 Dec
Multiple Airlines Logo
20:50 - 11:55LHR  London Heathrow-SOU Southampton Eastleigh
15h 05m2 stops Barcelona-El Prat Dublin
Multiple Airlines Logo
08:20 - 19:50SOU  Southampton Eastleigh-LHR London Heathrow
11h 30m2 stops Glasgow Intl Dublin
£272Multiple Airlines
Sat, 5 Dec - Sat, 12 Dec
Aer Lingus Logo
18:45 - 08:45LHR  London Heathrow-SOU Southampton Eastleigh
14h 00m1 stop Dublin
Aer Lingus Logo
09:20 - 17:50SOU  Southampton Eastleigh-LHR London Heathrow
8h 30m1 stop Dublin
£273Aer Lingus
Sat, 5 Dec - Sat, 12 Dec
Aer Lingus Logo
07:50 - 08:45LHR  London Heathrow-SOU Southampton Eastleigh
24h 55m1 stop Dublin
Aer Lingus Logo
20:00 - 17:50SOU  Southampton Eastleigh-LHR London Heathrow
21h 50m1 stop Dublin
£283Aer Lingus
Sat, 14 Nov - Wed, 18 Nov

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Aer Lingus flights from London Heathrow Airport to Southampton

Our best Aer Lingus deals on London Heathrow Airport to Southampton flight tickets
Aer Lingus
24 Nov
LHR20:45London Heathrow
12h 05m
1 stop
SOU08:50Southampton Eastleigh
1 Dec
SOU09:20Southampton Eastleigh
10h 30m
1 stop
LHR19:50London Heathrow
£250
Aer Lingus
5 Dec
LHR18:45London Heathrow
14h 00m
1 stop
SOU08:45Southampton Eastleigh
12 Dec
SOU09:20Southampton Eastleigh
8h 30m
1 stop
LHR17:50London Heathrow
£273
Aer Lingus
14 Nov
LHR07:50London Heathrow
24h 55m
1 stop
SOU08:45Southampton Eastleigh
18 Nov
SOU20:00Southampton Eastleigh
21h 50m
1 stop
LHR17:50London Heathrow
£283

KLM flights from London Heathrow Airport to Southampton

Our best KLM deals on London Heathrow Airport to Southampton flight tickets
KLM
5 Dec
LHR08:40London Heathrow
8h 10m
1 stop
SOU16:50Southampton Eastleigh
12 Dec
SOU17:20Southampton Eastleigh
14h 20m
1 stop
LHR07:40London Heathrow
£243
KLM
5 Dec
LHR08:40London Heathrow
8h 10m
1 stop
SOU16:50Southampton Eastleigh
12 Dec
SOU17:20Southampton Eastleigh
14h 20m
1 stop
LHR07:40London Heathrow
£244
KLM
24 Nov
LHR20:25London Heathrow
11h 45m
1 stop
SOU08:10Southampton Eastleigh
1 Dec
SOU17:35Southampton Eastleigh
3h 15m
1 stop
LHR20:50London Heathrow
£256

momondo Fare Finder

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

Fly from

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Route

Depart

Return

Price

Cheapest return flight

LondonSouthampton

LHR London Heathrow - SOU Southampton Eastleigh

LHRSOU

London Heathrow

Thu 26/11

06:20-16:20

1 stop10h 00m

Southampton Eastleigh

Thu 3/12

17:10-21:25

1 stop4h 15m

£240

LondonSouthampton

LHR London Heathrow - SOU Southampton Eastleigh

LHRSOU

London Heathrow

Sat 5/12

08:40-16:50

1 stop8h 10m

Southampton Eastleigh

Sat 12/12

17:20-07:40

1 stop14h 20m

£243

LondonSouthampton

LHR London Heathrow - SOU Southampton Eastleigh

LHRSOU

London Heathrow

Sat 5/12

08:40-16:50

1 stop8h 10m

Southampton Eastleigh

Sat 12/12

17:20-07:40

1 stop14h 20m

£244

LondonSouthampton

LHR London Heathrow - SOU Southampton Eastleigh

LHRSOU

London Heathrow

Tue 24/11

20:45-08:50

1 stop12h 05m

Southampton Eastleigh

Tue 1/12

09:20-19:50

1 stop10h 30m

£250

LondonSouthampton

LHR London Heathrow - SOU Southampton Eastleigh

LHRSOU

London Heathrow

Thu 10/12

07:00-13:40

1 stop6h 40m

Southampton Eastleigh

Thu 17/12

14:25-21:25

1 stop7h 00m

£252
Fastest return journey

LondonSouthampton

LHR London Heathrow - SOU Southampton Eastleigh

LHRSOU

London Heathrow

Tue 24/11

12:50-19:10

1 stop6h 20m

Southampton Eastleigh

Tue 1/12

12:35-18:15

1 stop5h 40m

£254

LondonSouthampton

LHR London Heathrow - SOU Southampton Eastleigh

LHRSOU

London Heathrow

Tue 24/11

20:25-08:10

1 stop11h 45m

Southampton Eastleigh

Tue 1/12

17:35-20:50

1 stop3h 15m

£256

LondonSouthampton

LHR London Heathrow - SOU Southampton Eastleigh

LHRSOU

London Heathrow

Sat 5/12

20:50-11:55

2 stops15h 05m

Southampton Eastleigh

Sat 12/12

08:20-19:50

2 stops11h 30m

£272

LondonSouthampton

LHR London Heathrow - SOU Southampton Eastleigh

LHRSOU

London Heathrow

Sat 5/12

18:45-08:45

1 stop14h 00m

Southampton Eastleigh

Sat 12/12

09:20-17:50

1 stop8h 30m

£273

LondonSouthampton

LHR London Heathrow - SOU Southampton Eastleigh

LHRSOU

London Heathrow

Sat 14/11

07:50-08:45

1 stop24h 55m

Southampton Eastleigh

Wed 18/11

20:00-17:50

1 stop21h 50m

£283

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from London Heathrow Airport 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 London Heathrow to Southampton Eastleigh?

Etihad Airways and Aer Lingus are the most popular carriers operating from London Heathrow to Southampton Eastleigh

When to book flights from London Heathrow Airport to Southampton

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

Cheap London Heathrow Airport to Southampton (LHR to SOU) flight deals and tips

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

Best price found

£78

Fastest flight time

5h 50m

Direct flights

Wed

Airports in Southampton

1 airport
The best one-way flight to Southampton from London Heathrow Airport in the past 72 hours is £78. The best return flight deal from London Heathrow Airport to Southampton found on momondo in the last 72 hours is £240.
The fastest flight from London Heathrow Airport to Southampton takes 5h 50m
Direct flights go from London Heathrow Airport to Southampton on Wednesday. There are no airlines offering direct flights..
There is 1 airport in Southampton. From London Heathrow Airport there are direct flights to Southampton Eastleigh (SOU).
Search flight deals

Frequently asked questions about flying from London Heathrow Airport to Southampton

  • How far is London Heathrow to Southampton Eastleigh by plane?

    London Heathrow and Southampton Eastleigh are 56.4 mi apart from one another. Flights usually cover this in 5h 50m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from London Heathrow Airport to Southampton Eastleigh Airport are refreshed on a daily basis.

  • How old do you have to be to fly from London Heathrow 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 London Heathrow Airport to Southampton Eastleigh Airport.

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

    The travel and health documents required for your trip to Southampton Eastleigh Airport 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 Southampton Eastleigh Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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 London to Southampton?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Southampton . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Southampton from London with this policy.

How can momondo help me find flights from London 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 London.

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

If you are simply researching potential flights to Southampton, momondo offers a useful price alert feature which will track prices for flights to Southampton from London and alert you when they change.

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