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Southampton to Heathrow Airport by train
It takes an average of 2h 50m to travel from Southampton to Heathrow Airport by train, over a distance of around 56 miles (91 km). There are normally 210 trains per day traveling from Southampton to Heathrow Airport and tickets for this journey start from $40.91 when you book in advance.
| First train | 3:49 am | |
|---|---|---|
| Last train | 11:08 pm | |
| Departure station | Southampton | |
| Arrival station | Heathrow Airport | |
| Journey time | From 1h 43m | |
| Distance | 56 miles (91 km) | |
| Frequency | 210 trains per day | |
| Changes | 2 changes | |
| Price | From $40.91 | |
| Train operators | CrossCountry, Great Western Railway, South Western Railway, Thameslink, Heathrow Express, Southern |
Take the train from Southampton to Heathrow Airport in 1 hour 43 minutes
If you want to travel from Southampton to Heathrow Airport by train, you've come to the right place.
You can expect the journey from Southampton to Heathrow Airport by train to take around 2 hours 50 minutes. If you want to get there as quickly as possible, it can take as little as 1 hour 43 minutes on the fastest services. You'll usually find around 210 trains per day running on this route, which spans 91 km. You'll have to make 2 changes along the way on your journey to Heathrow Airport.
Use our Journey Planner at the top of the page to search for cheap ticket prices and we'll show you how much you can save. Tickets from Southampton to Heathrow Airport start from $40.91 when you book in advance.
If you want to know more about the journey, keep reading for train schedules, tips on finding cheap tickets and FAQs, including first and last train times. Want to go straight to booking? Start a search with us today!
FAQs about the train journey from Southampton to Heathrow Airport
Want to know more about your journey from Southampton to Heathrow Airport? We've compiled some of the most frequently asked questions by our customers to help you plan your journey.
Are there any direct trains from Southampton to Heathrow Airport?
How far is the train ride from Southampton to Heathrow Airport?
Can I take a flight-free trip from Southampton to Heathrow Airport?
What is the best way to travel to Heathrow Airport from Southampton?
What time does the first train run from Southampton to Heathrow Airport?
How late does the train from Southampton to Heathrow Airport run?
How many trains go from Southampton to Heathrow Airport per day?
When do tickets from Southampton to Heathrow Airport go on sale?
Planning a round trip from Southampton to Heathrow Airport?
Cheap train tickets from Southampton to Heathrow Airport
Book in advance
Look out for Advance tickets – they usually come out up to 12 weeks before the departure date and can be cheaper than buying on the day. If you’re here a tad early, sign up for our Advance ticket alert today to get notified when your tickets are released.
Consider a Season Ticket
If you catch this train more than 3 times per week, you could save money with a Season Ticket. With annual, monthly and weekly options available, find out if a season ticket for Southampton to Heathrow Airport is right for you.
Use your Railcard
National Railcards offer a 1/3 off eligible train tickets in the UK and can be a great investment if you travel a few times or more in a year. Find out how you can save with a National Railcard here.
Split your tickets
Download our app to find split tickets — courtesy of SplitSave, our handy feature which 'splits' your train tickets where possible to find you a better deal. Learn more about the clever tech behind split tickets, and how to spot SplitSave discounts in our app.
For more money-saving tips on UK and European train travel, read our cheap train tickets guide.
* Based on European average monthly visitors to Trainline’s app and website from 1.1.2023 to 10.31.2023 vs other independent retailers.