Currently, January is the cheapest month in which you can book a flight from Southampton to London Heathrow Airport (average of £111). Flying from Southampton to London Heathrow Airport in June is currently the most expensive (average of £171). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How recently were the Southampton to London Heathrow Airport flight deals updated?

The Southampton to London Heathrow Airport flight deals you see on this page were last updated on 6/5.

Can I find flights from Southampton to London Heathrow Airport for under £200 on Cheapflights?

Yes, there are multiple flights from Southampton to London Heathrow Airport for under £200. The cheapest flight booked recently is on KLM for just £201, but on average you can expect to pay £326.

Are there last-minute flights available from Southampton to London Heathrow Airport for under £500?

There are currently 1+ open flights from Southampton to London Heathrow Airport within the next 7 days for less than £500.

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

Southampton Eastleigh (SOU) is the airport you will fly out of if you book a flight from Southampton to London Heathrow. You should not have trouble finding flights to London Heathrow from Eastleigh; the airport handles an average of 0 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Southampton airport to London Heathrow. It is only a 3.5 mi journey to Eastleigh (SOU) from Southampton’s city center.

What does SOU to LHR mean?

Great question - SOU to LHR just means Southampton Eastleigh Airport to London Heathrow Airport. Now you’ll know what these unique codes when you look for flights!

Can I find deals for flights from Southampton to Heathrow that include extra baggage allowance?

The amount of baggage you can bring on your Southampton to Heathrow flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

Can I find deals on flights from Southampton to Heathrow with specific airlines?

Yes, Cheapflights allows you to browse and filter Southampton to Heathrow flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

How can I find direct flights from Southampton to Heathrow?

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

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

Yes. Cheapflights offers flight deals from Southampton to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Can I find deals for flights from Southampton to Heathrow that allow pets onboard?

Many airlines flying from Southampton to Heathrow offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

Can I find deals on last-minute flights from Southampton to Heathrow?

Yes, you can often find last-minute deals on Southampton to Heathrow flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

Cheap Flights from Southampton to London Heathrow Airport from £182

When is the cheapest time to fly from Southampton to London Heathrow Airport (SOU - LHR)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Southampton to London Heathrow Airport as you normally would.

Cheap KLM flights from Southampton to Heathrow

Find some of the cheapest KLM flights travelling from Southampton to London. Make sure to check back often as deals are often changing.

Sat 22/617:20SOU - LHR

1 stop3h 35mKLM

Mon 24/620:55LHR - SOU

1 stop10h 30mKLM

Deal found 5/5£201

Thu 13/619:40SOU - LHR

1 stop12h 00mKLM

Mon 17/620:55LHR - SOU

1 stop10h 30mKLM

Deal found 6/5£226

Sat 22/617:20SOU - LHR

1 stop3h 35mKLM

Mon 24/609:55LHR - SOU

1 stop6h 55mKLM

Deal found 6/5£226

Wed 29/507:55SOU - LHR

1 stop9h 40mKLM

Wed 5/609:55LHR - SOU

1 stop9h 15mKLM

Deal found 6/5£238

Fri 31/517:20SOU - LHR

1 stop3h 35mKLM

Fri 7/620:55LHR - SOU

1 stop10h 30mKLM

Deal found 5/5£241

Mon 3/617:20SOU - LHR

1 stop3h 35mKLM

Mon 10/614:45LHR - SOU

1 stop4h 25mKLM

Deal found 6/5£253

Sun 2/619:40SOU - LHR

1 stop12h 00mKLM

Sun 9/608:40LHR - SOU

1 stop10h 30mKLM

Deal found 5/5£270

Sun 2/619:40SOU - LHR

1 stop12h 00mKLM

Sun 9/608:40LHR - SOU

1 stop10h 30mKLM

Deal found 5/5£271

Thu 1/817:20SOU - LHR

1 stop3h 35mKLM

Sat 17/806:30LHR - SOU

1 stop10h 20mKLM

Deal found 5/5£280

Cheap British Airways flights from Southampton to Heathrow

Take a gander at the lowest prices we've found on British Airways flights from Southampton to London. Deals are refreshing constantly so come back soon for more options.

Sun 20/1015:40SOU - LHR

1 stop3h 45mBritish Airways

Fri 1/1115:00LHR - SOU

1 stop3h 55mBritish Airways

Deal found 5/5£319

Sat 11/509:55SOU - LHR

1 stop5h 05mBritish Airways

Sat 18/522:00LHR - SOU

1 stop10h 15mBritish Airways

Deal found 5/5£421

Tue 21/516:30SOU - LHR

1 stop4h 20mBritish Airways

Sat 25/520:50LHR - SOU

1 stop11h 25mBritish Airways

Deal found 5/5£441

Sun 19/512:35SOU - LHR

1 stop9h 50mBritish Airways

Sun 26/507:55LHR - SOU

1 stop4h 05mBritish Airways

Deal found 5/5£508

Thu 30/516:30SOU - LHR

1 stop5h 20mBritish Airways

Thu 6/614:15LHR - SOU

1 stop4h 40mBritish Airways

Deal found 5/5£640

Cheap Southampton to Heathrow flights in May & June 2024

These are some of the best deals we've found on flights to London in 2024 at this time. Check back soon for alternative fares.

Sat 22/617:20SOU - LHR

1 stop3h 35mKLM

Mon 24/620:55LHR - SOU

1 stop10h 30mKLM

Deal found 6/5£201

Thu 13/619:40SOU - LHR

1 stop12h 00mKLM

Mon 17/620:55LHR - SOU

1 stop10h 30mKLM

Deal found 6/5£225

Thu 13/619:40SOU - LHR

1 stop12h 00mKLM

Mon 17/620:55LHR - SOU

1 stop10h 30mKLM

Deal found 6/5£226

Wed 29/517:20SOU - LHR

1 stop3h 35mKLM

Wed 5/611:45LHR - SOU

1 stop7h 25mKLM

Deal found 6/5£238

Fri 31/517:20SOU - LHR

1 stop3h 35mKLM

Fri 7/620:55LHR - SOU

1 stop10h 30mKLM

Deal found 5/5£241

Mon 3/617:20SOU - LHR

1 stop3h 35mKLM

Mon 10/614:45LHR - SOU

1 stop4h 25mKLM

Deal found 6/5£253

Sun 2/619:40SOU - LHR

1 stop12h 00mKLM

Sun 9/608:40LHR - SOU

1 stop10h 30mKLM

Deal found 5/5£270

Sun 2/619:40SOU - LHR

1 stop12h 00mKLM

Sun 9/608:40LHR - SOU

1 stop10h 30mKLM

Deal found 5/5£271

Thu 30/507:55SOU - LHR

1 stop8h 20mKLM

Thu 6/614:45LHR - SOU

1 stop4h 25mKLM

Deal found 6/5£284

Southampton to Heathrow 2024 flight deals

These are some of the best deals we've found on flights to London in 2024 at this time. Check back soon for alternative fares.

Sat 22/617:20SOU - LHR

1 stop3h 35mKLM

Mon 24/620:55LHR - SOU

1 stop10h 30mKLM

Deal found 6/5£201

Thu 13/619:40SOU - LHR

1 stop12h 00mKLM

Mon 17/620:55LHR - SOU

1 stop10h 30mKLM

Deal found 6/5£225

Thu 13/619:40SOU - LHR

1 stop12h 00mKLM

Mon 17/620:55LHR - SOU

1 stop10h 30mKLM

Deal found 6/5£226

Wed 29/517:20SOU - LHR

1 stop3h 35mKLM

Wed 5/611:45LHR - SOU

1 stop7h 25mKLM

Deal found 6/5£238

Fri 31/517:20SOU - LHR

1 stop3h 35mKLM

Fri 7/620:55LHR - SOU

1 stop10h 30mKLM

Deal found 5/5£241

Fri 8/1109:15SOU - LHR

1 stop6h 55mMultiple Airlines

Sun 10/1112:55LHR - SOU

1 stop6h 00mMultiple Airlines

Deal found 6/5£249

Mon 3/617:20SOU - LHR

1 stop3h 35mKLM

Mon 10/614:45LHR - SOU

1 stop4h 25mKLM

Deal found 6/5£253

Sun 2/619:40SOU - LHR

1 stop12h 00mKLM

Sun 9/608:40LHR - SOU

1 stop10h 30mKLM

Deal found 5/5£270

Sun 2/619:40SOU - LHR

1 stop12h 00mKLM

Sun 9/608:40LHR - SOU

1 stop10h 30mKLM

Deal found 5/5£271

Southampton to Heathrow flights leaving soon

Book one of these great deals on flights from Southampton to London. To prevent any unwanted surprises, users should verify their flight info before booking.

Sat 11/509:55SOU - LHR

1 stop5h 05mBritish Airways

Sat 18/522:00LHR - SOU

1 stop10h 15mBritish Airways

Deal found 5/5£421

One-way flights to Heathrow from Southampton

Some of the best available deals we've found on one-way flights from Southampton to London. Users in need of a round-trip flight from Southampton to London instead should update the search form at the top of page.

Thu 29/815:40SOU - LHR

1 stop5h 10mAer Lingus

Deal found 5/5£182

Sun 19/512:35SOU - LHR

1 stop9h 50mBritish Airways

Deal found 5/5£194

Find flights from Southampton to Heathrow within your budget

Fly from

Fly to

Budget

£201 - £331

Route

Depart

Return

Price

Southampton EastleighLondon Heathrow

SOU - LHR

SOULHR

Southampton Eastleigh

Sat 22/6

1 stop3h 35m

London Heathrow

Mon 24/6

1 stop10h 30m

£201

Southampton EastleighLondon Heathrow

SOU - LHR

SOULHR

Southampton Eastleigh

Thu 13/6

1 stop12h 00m

London Heathrow

Mon 17/6

1 stop10h 30m

£226

Southampton EastleighLondon Heathrow

SOU - LHR

SOULHR

Southampton Eastleigh

Sat 22/6

1 stop3h 35m

London Heathrow

Mon 24/6

1 stop6h 55m

£226

Southampton EastleighLondon Heathrow

SOU - LHR

SOULHR

Southampton Eastleigh

Wed 29/5

1 stop9h 40m

London Heathrow

Wed 5/6

1 stop9h 15m

£238

Southampton EastleighLondon Heathrow

SOU - LHR

SOULHR

Southampton Eastleigh

Fri 31/5

1 stop3h 35m

London Heathrow

Fri 7/6

1 stop10h 30m

£241

Southampton EastleighLondon Heathrow

SOU - LHR

SOULHR

Southampton Eastleigh

Mon 3/6

1 stop3h 35m

London Heathrow

Mon 10/6

1 stop4h 25m

£253

Southampton EastleighLondon Heathrow

SOU - LHR

SOULHR

Southampton Eastleigh

Sun 20/10

1 stop3h 45m

London Heathrow

Fri 1/11

1 stop3h 55m

£319

Southampton EastleighLondon Heathrow

SOU - LHR

SOULHR

Southampton Eastleigh

Thu 13/6

2 stops16h 30m

London Heathrow

Mon 17/6

1 stop13h 00m

£323

Southampton EastleighLondon Heathrow

SOU - LHR

SOULHR

Southampton Eastleigh

Thu 13/6

2 stops16h 30m

London Heathrow

Mon 17/6

2 stops20h 35m

£331

Flights are sorted by cheapest first

Deals found on 5/5

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Heathrow

Get a feel of what it's like to fly with KLM and British Airways from Southampton to London by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.9

Good

1,602 reviews

Check prices

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

KLM

7.9

Good

1,602 reviews

KLM

7.9

Good

1,602 reviews

Check prices

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Aer Lingus

7.2

Good

1,338 reviews

KLM

7.9

Good

1,602 reviews

Check prices

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

British Airways

6.8

Okay

6,873 reviews

KLM

7.9

Good

1,602 reviews

Check prices

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Related info for your journey

What airport do you fly from for flights from Southampton to London Heathrow?
Southampton Eastleigh (SOU) is the airport you will fly out of if you book a flight from Southampton to London Heathrow. You should not have trouble finding flights to London Heathrow from Eastleigh; the airport handles an average of 0 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Southampton airport to London Heathrow. It is only a 3.5 mi journey to Eastleigh (SOU) from Southampton’s city center.
Can I find flights from Southampton to London Heathrow Airport for under £200 on Cheapflights?
Yes, there are multiple flights from Southampton to London Heathrow Airport for under £200. The cheapest flight booked recently is on KLM for just £201, but on average you can expect to pay £326.
Are there last-minute flights available from Southampton to London Heathrow Airport for under £500?
There are currently 1+ open flights from Southampton to London Heathrow Airport within the next 7 days for less than £500.
What does SOU to LHR mean?
Great question - SOU to LHR just means Southampton Eastleigh Airport to London Heathrow Airport. Now you’ll know what these unique codes when you look for flights!
Can I find deals for flights from Southampton to Heathrow that include extra baggage allowance?
The amount of baggage you can bring on your Southampton to Heathrow flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.
Can I find deals on flights from Southampton to Heathrow with specific airlines?
Yes, Cheapflights allows you to browse and filter Southampton to Heathrow flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.
Can I find deals for flights from Southampton to Heathrow that include hotel bookings?
Yes. In addition to deals on Southampton to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Southampton to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Southampton to Heathrow.
Can I find deals for business class flights from Southampton to Heathrow?
Yes. Cheapflights offers flight deals from Southampton to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
Can I find deals for flights from Southampton to Heathrow that allow pets onboard?
Many airlines flying from Southampton to Heathrow offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.
Can I find deals on last-minute flights from Southampton to Heathrow?
Yes, you can often find last-minute deals on Southampton to Heathrow flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.
How recently were the Southampton to London Heathrow Airport flight deals updated?
The Southampton to London Heathrow Airport flight deals you see on this page were last updated on 6/5.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Southampton to Heathrow
See prices for flight routes from nearby airports that may be better suited for you.

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Other flights to Heathrow
Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 6 May 2024.

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Search flights from Southampton to Heathrow by cabin class

Hourly flight availability from Southampton to Heathrow

33%of flight departures	Early morningMidnight to 6 am
31%of flight departures	Morning6 am to noon
36%of flight departures	AfternoonNoon to 6 pm
0%of flight departures	Evening6 pm to midnight

Midnight

6 AM

Midday

6 PM

Book a flight to one of these trending destinations

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How does Cheapflights help users find flights from Southampton to Heathrow?

Cheapflights makes it easy to find Southampton to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Southampton to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes, we can. To see specific flights from Southampton to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Southampton to Heathrow become cheaper?

Not ready to book yet? You can track prices for flights from Southampton to Heathrow on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Southampton to London Heathrow Airport from £182

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 29/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.

When is the cheapest time to fly from Southampton to London Heathrow Airport (SOU - LHR)?

Cheap KLM flights from Southampton to Heathrow

Find some of the cheapest KLM flights travelling from Southampton to London. Make sure to check back often as deals are often changing.

Cheap British Airways flights from Southampton to Heathrow

Take a gander at the lowest prices we've found on British Airways flights from Southampton to London. Deals are refreshing constantly so come back soon for more options.

Cheap Southampton to Heathrow flights in May & June 2024

Find cheap flight options from Southampton to Heathrow specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 869,692 searches. Prices were last updated on 6 May 2024.

These are some of the best deals we've found on flights to London in 2024 at this time. Check back soon for alternative fares.

Southampton to Heathrow 2024 flight deals

Discover exclusive flight deals for travel between Southampton and Heathrow in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 869,692 searches. Data last updated 6 May 2024.

These are some of the best deals we've found on flights to London in 2024 at this time. Check back soon for alternative fares.

Southampton to Heathrow flights leaving soon

Book one of these great deals on flights from Southampton to London. To prevent any unwanted surprises, users should verify their flight info before booking.

One-way flights to Heathrow from Southampton

Some of the best available deals we've found on one-way flights from Southampton to London. Users in need of a round-trip flight from Southampton to London instead should update the search form at the top of page.

Find flights from Southampton to Heathrow within your budget

Reviews of airlines servicing Heathrow

Get a feel of what it's like to fly with KLM and British Airways from Southampton to London by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Southampton to Heathrow. 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 Heathrow?

Can I find flights from Southampton to London Heathrow Airport for under £200 on Cheapflights?

Are there last-minute flights available from Southampton to London Heathrow Airport for under £500?

What does SOU to LHR mean?

Can I find deals for flights from Southampton to Heathrow that include extra baggage allowance?

Can I find deals on flights from Southampton to Heathrow with specific airlines?

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

How can I find direct flights from Southampton to Heathrow?

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

Can I find deals for flights from Southampton to Heathrow that allow pets onboard?

Can I find deals on last-minute flights from Southampton to Heathrow?

How recently were the Southampton to London Heathrow Airport flight deals updated?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Southampton to HeathrowSee prices for flight routes from nearby airports that may be better suited for you.

See prices for flight routes from nearby airports that may be better suited for you.

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Search flights from Southampton to Heathrow by cabin class

Find flights from Southampton to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Southampton to Heathrow

Find hourly flight availability from Southampton to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 6 May 2024.

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How does Cheapflights help users find flights from Southampton to Heathrow?

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

Can Cheapflights notify me if prices for flights from Southampton to Heathrow become cheaper?

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Alternative routes for Southampton to Heathrow
See prices for flight routes from nearby airports that may be better suited for you.