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Enjoy the convenience of trains from Clapham Junction to Watford Junction that seamlessly transport you out of south-west London into Hertfordshire. Whatever your reason for travelling, you'll arrive at your destination relaxed and ready to tackle your plans.

Why wait to book your tickets? Look at our live departures board below for updated train times from Clapham Junction to Watford Junction and select the service that best works for you.


Similar Routes

Tips on how to book cheaper train tickets

Travel with Carnet tickets

If you're going to be catching the train from Clapham Junction to Watford Junction often but you need flexibility around dates, our Carnet tickets are for you. These are pre-paid, single tickets that are cheaper than buying the same ticket for the same journey on the day you travel.

Travel Together

Time to go home after a fun day out with friends or family in the capital? Save 34% on your Off-Peak train tickets from Clapham Junction to Watford Junction with GroupSave when you travel in a group of 3-9 adults.

Travel with a Railcard

Are you between the ages of 16-25? Or maybe you're over 60 and looking to save money on your travel? There is a range of Railcards available – including a Disabled Persons Railcard – so check to see if you're eligible to save 1/3 on many fares.

Book your train tickets

When you buy online you'll get the best ticket prices, and no booking fees