Harpenden to Watford Junction Trains

Harpenden to Watford Junction trains

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Trip Overview

The average train between Harpenden and Watford Junction takes 52 min and the fastest train takes 45 min. The train runs at least 3 times per hour from Harpenden to Watford Junction. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

52 min
Duration: 42 mi
Distance: £22
Average price: Every 20 minutes
Frequency

Train

best

Take the train from Harpenden to London St Pancras Intltrain Bedford - Brighton / ...
Take the train from London Euston to Watford Junctiontrain London Euston - Milton Keynes Central / ...

£17–43

Harpenden to Watford Junction train times

Trains run every 20 minutes between Harpenden and Watford Junction. The earliest departure is at 12:49 AM at night, and the last departure from Harpenden is at 11:42 PM which arrives into Watford Junction at 12:59 AM. All services require a transfer at London St Pancras Intl and take an average of 52 min. The schedules shown below are for the next available departures.

Departing Sunday, October 25, 2026

1:38 PM → 2:28 PM
50 min • 1 change
2:08 PM → 3:11 PM
1h 3m • 1 change
2:38 PM → 3:28 PM
50 min • 1 change
3:08 PM → 4:11 PM
1h 3m • 1 change
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Departing Monday, October 26, 2026

12:49 AM → 1:57 AM
1h 7m • 1 change
4:47 AM → 5:47 AM
1h • 1 change
5:17 AM → 6:29 AM
1h 12m • 1 change
5:29 AM → 6:30 AM
1h 1m • 1 change
Show more

Departing Tuesday, October 27, 2026

12:49 AM → 1:57 AM
1h 7m • 1 change
4:47 AM → 5:47 AM
1h • 1 change
5:17 AM → 6:29 AM
1h 12m • 1 change
5:29 AM → 6:30 AM
1h 1m • 1 change
Show more

Departing Wednesday, October 28, 2026

12:49 AM → 1:57 AM
1h 7m • 1 change
4:47 AM → 5:47 AM
1h • 1 change
5:17 AM → 6:29 AM
1h 12m • 1 change
5:29 AM → 6:30 AM
1h 1m • 1 change
Show more

Departing Thursday, October 29, 2026

12:49 AM → 1:57 AM
1h 7m • 1 change
4:47 AM → 5:47 AM
1h • 1 change
5:17 AM → 6:29 AM
1h 12m • 1 change
5:29 AM → 6:30 AM
1h 1m • 1 change
Show more

Departing Friday, October 30, 2026

12:49 AM → 1:57 AM
1h 7m • 1 change
4:47 AM → 5:47 AM
1h • 1 change
5:17 AM → 6:29 AM
1h 12m • 1 change
5:29 AM → 6:30 AM
1h 1m • 1 change
Show more

Departing Saturday, October 31, 2026

12:49 AM → 1:57 AM
1h 7m • 1 change
4:47 AM → 5:57 AM
1h 10m • 1 change
5:17 AM → 6:16 AM
59 min • 1 change
5:29 AM → 6:30 AM
1h 1m • 1 change
Show more

Frequently asked questions

Want to know about travelling from Harpenden to Watford Junction? 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.