Watford Junction to Southampton Trains

Watford Junction to Southampton trains

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Trip Overview

The average train between Watford Junction and Southampton takes 2h 37m and the fastest train takes 2h 3m. There is a train service every few hours from Watford Junction 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.

2h 37m
Duration: 93 mi
Distance: £40
Average price: Hourly
Frequency

Train

best

Take the train from Watford Junction to Clapham Junctiontrain Watford Junction - East Croydon / ...
Take the train from Clapham Junction to Southampton Centraltrain London Waterloo - Weymouth / ...

2h 32m

£35–73

Watford Junction to Southampton train times

Trains run hourly between Watford Junction and Southampton. The earliest departure is at 5:54 AM in the morning, and the last departure from Watford Junction is at 11:42 PM which arrives into Southampton at 7:00 AM. All services require a transfer, and take on average 2h 37m. The schedules shown below are for the next available departures.

Departing Monday, November 9, 2026

10:36 PM → 1:11 AM
Arrives next day
2h 35m • 1 change
11:42 PM → 7:00 AM
Arrives next day
7h 18m • 1 change

Departing Tuesday, November 10, 2026

5:54 AM → 7:57 AM
2h 3m • 1 change
6:52 AM → 9:21 AM
2h 29m • 1 change
7:39 AM → 10:21 AM
2h 42m • 1 change
8:52 AM → 11:21 AM
2h 29m • 1 change
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Departing Wednesday, November 11, 2026

5:54 AM → 7:57 AM
2h 3m • 1 change
6:52 AM → 9:21 AM
2h 29m • 1 change
7:39 AM → 10:21 AM
2h 42m • 1 change
8:52 AM → 11:21 AM
2h 29m • 1 change
Show more

Departing Thursday, November 12, 2026

5:54 AM → 7:57 AM
2h 3m • 1 change
6:52 AM → 9:21 AM
2h 29m • 1 change
7:39 AM → 10:21 AM
2h 42m • 1 change
8:52 AM → 11:21 AM
2h 29m • 1 change
Show more

Departing Friday, November 13, 2026

5:54 AM → 7:57 AM
2h 3m • 1 change
6:52 AM → 9:21 AM
2h 29m • 1 change
7:39 AM → 10:21 AM
2h 42m • 1 change
8:52 AM → 11:21 AM
2h 29m • 1 change
Show more

Departing Saturday, November 14, 2026

6:55 AM → 9:21 AM
2h 26m • 1 change
7:52 AM → 10:21 AM
2h 29m • 1 change
8:52 AM → 11:21 AM
2h 29m • 1 change
9:52 AM → 12:21 PM
2h 29m • 1 change
Show more

Departing Sunday, November 15, 2026

9:17 AM → 11:33 AM
2h 16m • 1 change
10:15 AM → 12:33 PM
2h 18m • 1 change
11:20 AM → 2:00 PM
2h 40m • 1 change
12:20 PM → 3:00 PM
2h 40m • 1 change
Show more

Frequently asked questions

Want to know about travelling from Watford Junction 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.