The average train between Paddington and Watford Junction takes 51 min and the fastest train takes 42 min. The train runs at least 3 times per hour from Paddington 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.
Trains run every 20 minutes between Paddington and Watford Junction. The earliest departure is at 8:20 AM in the morning, and the last departure from Paddington is at 8:36 PM which arrives into Watford Junction at 9:20 PM. All services require a transfer at Harrow & Wealdstone station and take an average of 51 min. The schedules shown below are for the next available departures.

52 min • 1 change

44 min • 1 change

52 min • 1 change

48 min • 1 change
Want to know about travelling from Paddington 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.
No, there is no direct train from Paddington to Watford Junction. However, there are services departing from Paddington station and arriving at Watford Junction station via Harrow & Wealdstone station station. The journey, including transfers, takes approximately 51 min.
Paddington to Watford Junction train services, operated by London Underground (Tube), depart from Paddington station.
Paddington to Watford Junction train services, operated by London Underground (Tube), arrive at Harrow & Wealdstone station.
Book your Paddington to Watford Junction train tickets online with London Underground (Tube), West Midlands Trains and Southern.
The distance between Paddington and Watford Junction is 22.2 km. The road distance is 25 km.
London Underground (Tube) operates a subway from Paddington station to Harrow & Wealdstone station every 10 minutes. Tickets cost £9–35 and the journey takes 33 min.