Southampton Airport (SOU) to Heathrow Trains

Southampton Airport (SOU) to Heathrow trains

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Trip Overview

The average train between Southampton Airport (SOU) and Heathrow takes 1h 39m and the fastest train takes 1h 31m. There is a train service every few hours from Southampton Airport (SOU) to Heathrow. 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 39m
Duration: 92 mi
Distance: £87
Average price: Hourly
Frequency

Train

best

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

1h 43m

£49–117

Southampton Airport (SOU) to Heathrow train times

Trains run hourly between Southampton Airport (SOU) and Heathrow. The earliest departure is at 5:23 AM in the morning, and the last departure from Southampton Airport (SOU) is at 8:23 PM which arrives into Heathrow at 9:54 PM. All services require a transfer at Reading and take an average of 1h 39m. The schedules shown below are for the next available departures.

Departing Saturday, August 22, 2026

2:23 PM → 3:54 PM
1h 31m • 2 changes
3:23 PM → 5:09 PM
1h 46m • 2 changes
4:23 PM → 5:54 PM
1h 31m • 2 changes
5:23 PM → 6:54 PM
1h 31m • 2 changes
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Departing Sunday, August 23, 2026

9:23 AM → 10:54 AM
1h 31m • 2 changes
10:23 AM → 11:54 AM
1h 31m • 2 changes
11:23 AM → 12:54 PM
1h 31m • 2 changes
12:23 PM → 1:54 PM
1h 31m • 2 changes
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Departing Monday, August 24, 2026

5:23 AM → 7:09 AM
1h 46m • 2 changes
6:24 AM → 8:10 AM
1h 46m • 2 changes
7:23 AM → 9:10 AM
1h 47m • 2 changes
8:03 AM → 9:39 AM
1h 36m • 2 changes
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Departing Tuesday, August 25, 2026

5:23 AM → 7:09 AM
1h 46m • 2 changes
6:24 AM → 8:10 AM
1h 46m • 2 changes
7:23 AM → 9:10 AM
1h 47m • 2 changes
8:03 AM → 9:39 AM
1h 36m • 2 changes
Show more

Frequently asked questions

Want to know about travelling from Southampton Airport (SOU) to Heathrow? 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.