Heathrow Terminals 1-2-3 station to Southampton Trains

Trip Overview

The average train between Heathrow Terminals 1-2-3 station and Southampton takes 1h 46m and the fastest train takes 1h 39m. There is a train service every few hours from Heathrow Terminals 1-2-3 station to Southampton. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

1h 46m
Duration: 97 mi
Distance: £89
Average price: Hourly
Frequency

Train

best

Take the train from London Paddington to Readingtrain London Paddington - Didcot Parkway / ...
Take the train from Reading to Southampton Centraltrain Manchester Piccadilly - Bournemouth / ...

2h 41m

£51–122

Heathrow Terminals 1-2-3 station to Southampton train times

Trains run hourly between Heathrow Terminals 1-2-3 station and Southampton. The earliest departure is at 6:47 AM in the morning, and the last departure from Heathrow Terminals 1-2-3 station is at 9:47 PM which arrives into Southampton at 11:45 PM. All services require a transfer at Heathrow Terminals 2 & 3 and take an average of 1h 46m. The schedules shown below are for the next available departures.

Departing Wednesday, August 19, 2026

9:02 AM → 10:42 AM
1h 39m • 2 changes
10:02 AM → 11:43 AM
1h 40m • 2 changes
11:02 AM → 12:47 PM
1h 44m • 2 changes
12:02 PM → 1:43 PM
1h 40m • 2 changes
Show more

Departing Thursday, August 20, 2026

6:47 AM → 8:42 AM
1h 54m • 2 changes
8:02 AM → 9:43 AM
1h 40m • 2 changes
9:02 AM → 10:42 AM
1h 39m • 2 changes
10:02 AM → 11:43 AM
1h 40m • 2 changes
Show more

Departing Friday, August 21, 2026

6:47 AM → 8:42 AM
1h 54m • 2 changes
8:02 AM → 9:43 AM
1h 40m • 2 changes
9:02 AM → 10:42 AM
1h 39m • 2 changes
10:02 AM → 11:43 AM
1h 40m • 2 changes
Show more

Departing Saturday, August 22, 2026

7:02 AM → 8:48 AM
1h 45m • 2 changes
7:47 AM → 9:43 AM
1h 55m • 2 changes
9:02 AM → 10:42 AM
1h 40m • 2 changes
10:02 AM → 11:42 AM
1h 40m • 2 changes

Frequently asked questions

Want to know about travelling from Heathrow Terminals 1-2-3 station to Southampton? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.

What companies run services between Heathrow Terminals 1-2-3 station, England and Southampton, England?

You can take a vehicle from Heathrow Terminals 1-2-3 station to Southampton Central via Heathrow Terminals 2 & 3, London Paddington, and Reading in around 2h 41m.

Operators