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Portsmouth to Watford Junction by train

First train

03:25

Last train

22:28

Departure station

Portsmouth

Arrival station

Watford Junction

Journey time

From 2h 31m

Distance

66 miles (105 km)

Frequency

115 trains per day

Changes

1 change

Train operators

London Overground, Great Western Railway, South Western Railway, Southern

Taking the train from Portsmouth to Watford Junction in 2 hours 31 minutes

Thinking about taking the train from Portsmouth to Watford Junction? We've got you covered.

It usually takes around 3 hours 15 minutes to travel the 66 miles (105 km) from Portsmouth to Watford Junction by train, although you can get there in as little as 2 hours 31 minutes on the fastest services. You'll normally find around 115 trains per day running on this route. You'll need to make 1 change along the way as there aren't any direct services on this line. You're likely to be travelling with Great Western Railway, South Western Railway or London Overground to Watford Junction. As the main train operators on this route, all offer plenty of space for luggage and comfortable seating as standard.

Book train tickets from Portsmouth to Watford Junction in advance instead of buying them on the day and you'll snap up the cheapest fares. We'll always highlight the cheapest prices in our Journey Planner, for example when you travel at Off-Peak times or use a Railcard.

If you're feeling ready to book, start looking for cheap train tickets with us today. Keep reading for more information on the journey to Watford Junction by train, or check our timetable above to view live train times.

Journey details

Want to know more about your journey from Portsmouth to Watford Junction? We've compiled some of the most frequently asked questions by our customers to help you plan your journey.

How long does the train from Portsmouth to Watford Junction take?

The average journey time by train between Portsmouth and Watford Junction is 3 hours and 15 minutes, with around 115 trains per day. The journey time may be longer on weekends and holidays, so use our Journey Planner on this page to search for a specific travel date.

What's the fastest journey time between Portsmouth and Watford Junction by train?

The fastest journey time by train from Portsmouth to Watford Junction is 2 hours and 31 minutes.

Is there a direct train from Portsmouth to Watford Junction?

No, there are no direct train services from Portsmouth to Watford Junction. Travelling from Portsmouth to Watford Junction by train will require a minimum of 1 change.

What time does the first train from Portsmouth to Watford Junction leave?

The first train from Portsmouth to Watford Junction leaves at 03:25. Times and services may vary during weekends and holidays.

What time does the last train from Portsmouth to Watford Junction leave?

The last train from Portsmouth to Watford Junction leaves at 22:28. Trains that depart in the early morning hours or very late evening may be sleeper services, time and services may also vary during weekends and holidays.

What's the distance between Portsmouth and Watford Junction by train?

Trains travelling from Portsmouth to Watford Junction cover a distance of around 66 miles (105 km) during the journey.

Looking for more information?

If you’re looking for the return train journey, check out trains from Watford Junction to Portsmouth.

Cheap train tickets from Portsmouth to Watford Junction

Book in advance

Look out for Advance tickets – they usually come out up to 12 weeks before the departure date and can be cheaper than buying on the day. If you’re here a tad early, sign up for our Advance ticket alert today to get notified when your tickets are released.

Consider a Season Ticket

If you catch this train more than 3 times per week, you could save money with a Season Ticket. With annual, monthly and weekly options available, find out if a season ticket for Portsmouth to Watford Junction is right for you.

Use your Railcard

National Railcards offer a 1/3 off eligible train tickets in the UK and can be a great investment if you travel a few times or more in a year. Find out how you can save with a National Railcard here.

Split your tickets

Download our app to find split tickets — courtesy of SplitSave, our handy feature which 'splits' your train tickets where possible to find you a better deal. Learn more about the clever tech behind split tickets, and how to spot SplitSave discounts in our app.

For more money-saving tips on UK and European train travel, read our cheap train tickets guide.

† Average savings on advance fares booked at least one week before day of travel vs Anytime fares purchased on day of travel. Subject to availability. Excludes coach.

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