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Harpenden to Watford trains

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Trip Overview

The average train between Harpenden and Watford takes 53 min and the fastest train takes 45 min. The train runs at least 3 times per hour from Harpenden to Watford. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

53 min
Duration
42 mi
Distance
£23
Average price
Every 20 minutes
Frequency

Harpenden to Watford train times

Trains run every 20 minutes between Harpenden and Watford. The earliest departure is at 12:12 AM at night, and the last departure from Harpenden is at 11:42 PM which arrives into Watford at 12:59 AM. All services require a transfer at London St Pancras Intl and take an average of 53 min. The schedules shown below are for the next available departures.

Departing Wednesday, November 11, 2026

  •  → 

    ThameslinkWest Midlands Trains55 min • 1 change
  •  → 

    ThameslinkWest Midlands Trains53 min • 1 change
  •  → 

    ThameslinkWest Midlands Trains50 min • 1 change
  •  → 

    ThameslinkWest Midlands Trains53 min • 1 change
  • Show more

Departing Thursday, November 12, 2026

  •  → 

    ThameslinkWest Midlands Trains1h 7m • 1 change
  •  → 

    ThameslinkAvanti West Coast1h • 1 change
  •  → 

    ThameslinkWest Midlands Trains1h 12m • 1 change
  •  → 

    ThameslinkAvanti West Coast1h 1m • 1 change
  • Show more

Departing Friday, November 13, 2026

  •  → 

    ThameslinkWest Midlands Trains1h 7m • 1 change
  •  → 

    ThameslinkAvanti West Coast1h • 1 change
  •  → 

    ThameslinkWest Midlands Trains1h 12m • 1 change
  •  → 

    ThameslinkAvanti West Coast1h 1m • 1 change
  • Show more

Departing Saturday, November 14, 2026

  •  → 

    ThameslinkWest Midlands Trains1h 7m • 1 change
  •  → 

    ThameslinkWest Midlands Trains1h 10m • 1 change
  •  → 

    ThameslinkAvanti West Coast59 min • 1 change
  •  → 

    ThameslinkAvanti West Coast1h 1m • 1 change
  • Show more

Departing Sunday, November 15, 2026

  •  → 

    ThameslinkWest Midlands Trains7h 2m • 1 change
  •  → 

    ThameslinkWest Midlands Trains1h 12m • 1 change
  •  → 

    ThameslinkAvanti West Coast1h • 1 change
  •  → 

    ThameslinkAvanti West Coast1h 1m • 1 change
  • Show more

Departing Monday, November 16, 2026

  •  → 

    ThameslinkWest Midlands Trains1h 7m • 1 change
  •  → 

    ThameslinkAvanti West Coast1h • 1 change
  •  → 

    ThameslinkWest Midlands Trains1h 12m • 1 change
  •  → 

    ThameslinkAvanti West Coast1h 1m • 1 change
  • Show more

Departing Tuesday, November 17, 2026

  •  → 

    ThameslinkWest Midlands Trains1h 7m • 1 change
  •  → 

    ThameslinkAvanti West Coast1h • 1 change
  •  → 

    ThameslinkWest Midlands Trains1h 11m • 1 change
  •  → 

    ThameslinkAvanti West Coast1h 1m • 1 change
  • Show more

Frequently asked questions

Want to know about travelling from Harpenden to Watford? 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.

Map of how to get from Harpenden to Watford.ExpandLaunch map view
  • Distance: 42.2 mi
  • Duration: 53 min

What companies run services between Harpenden, England and Watford, England?

You can take a train from Harpenden to Watford Junction via London St Pancras Intl and London Euston in around 1h.

Operators