Cheap Flights from London (LOND) to Southampton (SOU)

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Compare London to Southampton flight deals

Find the cheapest month or even day of the year to fly to Southampton

Book the best Southampton fare with no extra fees

Flight deals from London to Southampton

Looking for a cheap last-minute deal or the best round-trip flight from London to Southampton? Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from London to Southampton

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London to Southampton flights are currently cheapest in May.

London to Southampton: Alternative routes

Compare routes from London to Southampton below. You may find an airport to fly into that's cheaper, faster, or easier than Southampton.

London to Southampton: Flight information

The things to know before you go.
Cheapest flight found$78
Cheapest month to flyMay

Finding cheap flights from London to Southampton: Frequently asked questions

The best price we found for a round-trip flight from London to Southampton is $150. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from London to Southampton. But we found flights with one stop from $150.
There are no flights flying from London to Southampton, as of March 2025.
The cheapest month to fly from London to Southampton is usually March 2025.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from London to Southampton Airport on Saturday, May 17, 2025.
No airlines currently offer direct flights between London and Southampton Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Southampton but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Southampton is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Southampton is Ryanair.

Traveling from London to Southampton Airport (SOU): what you need to know

  • Start your trip planning by checking out the ideal departure point for your flight from London to Southampton Airport (SOU). Explore your options for departing from London Heathrow Airport (LHR) or London Gatwick Airport (LGW), two of the city's main airports.

  • London and Southampton (where Southampton Airport is located) share the UTC+0 timezone. That means you won't need to adjust your watch when you arrive.

  • Give yourself enough time to make your flight from London to SOU. As a general rule, turn up two hours before international departures and an hour ahead for domestic flights.

  • Show up at the airport even earlier during popular months like July. Aim for two hours before a domestic departure and four hours ahead of international flights. Once you've checked in, you can use any extra time to grab something to eat or simply relax.

Airports in London

London Heathrow Airport (LHR)

  • LHR is about 19 miles from central London. To work out how to get there, use Google Maps. This useful travel app will give you the best route and available public transport options.

  • Catching an early flight from London to Southampton Airport? Avoid the hassle of rushing to the terminal (and enjoy a little extra shut-eye) by picking one of these stays near London Heathrow Airport:

London Gatwick Airport (LGW)

  • Using public transport, you can travel from central London to LGW in about 1 hour and 26 minutes. The airport is roughly 50 miles away, and making the journey by car will take approximately 1 hour and 19 minutes.

  • It's your vacation, so why not enjoy an extra night away? Consider staying at one of these accommodation options near London Gatwick Airport the day before your flight from London to SOU:

About Southampton Airport (SOU)

Getting from Southampton Airport (SOU) to central Southampton

  • Southampton Airport is approximately 5 miles from the center of Southampton. With your own car rental or in a cab, the drive is about 19 minutes.

  • If you're using public transport, expect a journey of roughly 26 minutes.

How to find the cheapest flights from London to Southampton Airport (SOU)

  • For a one-way ticket from London to Southampton Airport, $78 is the cheapest price. You can also book a return flight from just $150. These are the lowest fares right now but could change based on availability.

  • We suggest booking as early as possible to lock in cheap tickets from London to SOU. You're more likely to score a great deal and enjoy a larger selection of flight times and dates.

  • Use the 'Whole month' tool and compare the prices of tickets from London to Southampton Airport across the month. We've made the lowest fares green, making it easy to choose a flight that fits your budget.

  • Sign into your online account or use the app to create a Price Alert. You'll get notified straight away if there's an incredible deal on this route. It's simple to do, and it'll save you time searching for cheap tickets from London to SOU every day.

  • Tailor your flights with filters. Pick your preferred arrival and departure times, airlines and total journey duration. You can also sort the results by 'Fastest,' 'Cheapest' or 'Best' flights from London to Southampton Airport.

The best time to fly from London to Southampton Airport (SOU)

  • April is the quietest time to fly to Southampton. Alternatively, join the crowds and take your trip in August. This is the busiest month for flights from London to Southampton Airport, but the best time to go is your call.

  • Think about the kind of weather that'll work with your plans for Southampton. July is known as the warmest month. Book your flights from London to SOU sometime then and you can expect temperatures of between 52ºF and 75ºF.

  • January has average temperatures of between 32ºF and 48ºF. Search for cheap flights from London to Southampton Airport sometime then if you like traveling in cooler conditions.

More about Southampton

  • When it comes to searching for somewhere to lay your head, you'll find the most popular stays in Southampton right here. Browse these hotels after you've booked your flight from London to Southampton Airport:

  • One of the best ways to get a feel for Southampton is to explore its top sights. Essential stops include SeaCity Museum, Mayflower Theatre and Southampton City Art Gallery.

Complete your Southampton trip with a car rental

  • Once you've locked in your hotel and cheap flight from London to Southampton Airport, the next task is choosing one of our car rentals in Southampton. Check out the deals and easily compare options on pick-up convenience, price, and more.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.