Cheap flights from Southampton to London from £51
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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Southampton to London
Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 12 July 2025.
Round-trip from | £179 |
---|---|
One-way from | £51 |
Find flight deals from Southampton to London
Cheapest flights from Southampton to LondonExplore the most affordable flight options available from Southampton to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 July 2025.
Explore the most affordable flight options available from Southampton to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Southampton to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 12 July 2025.
Use the filters below to find and compare flights from Southampton to London that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
SouthamptonLondon
SOU - STN
SOUSTN
Southampton Eastleigh
Fri 29/8
12:15-23:00
1 stop10h 45m
London Stansted
Sun 31/8
22:00-09:10
1 stop11h 10m
SouthamptonLondon
SOU - LTN
SOULTN
Southampton Eastleigh
Mon 25/8
20:00-09:00
1 stop13h 00m
London Luton
Mon 1/9
21:55-08:40
1 stop10h 45m
SouthamptonLondon
SOU - LGW
SOULGW
Southampton Eastleigh
Fri 29/8
16:25-22:50
1 stop6h 25m
London Gatwick
Sun 31/8
19:40-07:40
1 stop12h 00m
SouthamptonLondon
SOU - LHR
SOULHR
Southampton Eastleigh
Thu 7/8
18:25-10:45
1 stop16h 20m
London Heathrow
Thu 14/8
08:40-17:50
1 stop9h 10m
SouthamptonLondon
SOU - LHR
SOULHR
Southampton Eastleigh
Fri 14/11
18:10-22:30
1 stop4h 20m
London Heathrow
Mon 17/11
16:55-20:55
1 stop4h 00m
SouthamptonLondon
SOU - LHR
SOULHR
Southampton Eastleigh
Fri 29/8
16:10-20:20
1 stop4h 10m
London Heathrow
Sun 31/8
08:00-12:40
1 stop4h 40m
SouthamptonLondon
SOU - LCY
SOULCY
Southampton Eastleigh
Fri 29/8
09:20-18:30
1 stop9h 10m
London City
Sun 31/8
20:45-08:45
1 stop12h 00m
SouthamptonLondon
SOU - LGW
SOULGW
Southampton Eastleigh
Tue 5/8
15:35-19:10
1 stop3h 35m
London Gatwick
Tue 12/8
19:40-07:30
1 stop11h 50m
SouthamptonLondon
SOU - LCY
SOULCY
Southampton Eastleigh
Tue 5/8
19:50-08:00
1 stop12h 10m
London City
Tue 12/8
19:20-07:30
1 stop12h 10m
SouthamptonLondon
SOU - LCY
SOULCY
Southampton Eastleigh
Thu 7/8
15:35-18:50
1 stop3h 15m
London City
Thu 14/8
06:55-10:55
1 stop4h 00m
Best time to book a flight from Southampton to London
Have a flexible travel schedule? Discover the best time to fly to London from Southampton with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Southampton to London
What is the cheapest time of day to fly from SOU to LON?
Find hourly flight availability from Southampton to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 July 2025.
A simple way to save on the total cost of your ticket is to fly from Southampton to London at midday. If you’re flexible enough to do this you can expect to save up to 24% on your trip compared to booking a flight in the evening.
Reviews of airlines servicing London
Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated 12 July 2025.
Check out reviews from past customers who have flown with KLM, Aer Lingus, andeasyJet from Southampton to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
Food
Overall
Boarding
Entertainment
Crew
Reviews
Anonymous,Jun 2025
AMS - BOS
Comfort
Food
Overall
Boarding
Entertainment
Crew
Reviews
Anonymous,Jun 2025
AMS - BOS
Comfort
Food
Overall
Boarding
Entertainment
Crew
Reviews
Anonymous,Jun 2025
AMS - BOS
Comfort
Food
Overall
Boarding
Entertainment
Crew
Reviews
Anonymous,Jun 2025
AMS - BOS
Comfort
Food
Overall
Boarding
Entertainment
Crew
Reviews
Anonymous,Jun 2025
AMS - BOS
Related info for your journey
Find useful and relevant information for your journey from Southampton to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Travelling to a place near Southampton?
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Alternative routes for Southampton to London
See prices for flight routes from nearby airports that may be better suited for you.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Southampton to London?
Cheapflights helps you search for flights from Southampton to London via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Southampton to London?
Cheapflights helps you find that perfect flight to London from Southampton by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Southampton to London with no change fees?
Certainly. Search results for flights to London from Southampton shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Southampton to London become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!