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Trains from Watford to Portsmouth

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Gatwick Express
Great Western Railway

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  1. Home
  2. Train times
  3. Watford to Portsmouth

Trains to Portsmouth from Watford

First train

03:07

Last train

00:40

Departure stationWatford
Arrival stationPortsmouth
Journey time

From 2h 34m

Distance

65 miles (105 km)

Frequency

214 trains per day

Changes

1 change

Train operators

Gatwick Express, Great Western Railway, London Overground, South Western Railway, Southern, Thameslink

What are the train times from Watford to Portsmouth?

Check out the next trains departing from Watford to Portsmouth for Tuesday 27th October 2026 using our handy timetable below, including platform and live travel information. You can view the full day timetable or search for a different date here.
DepartsArrivesDuration
11:1614:363h 20m, 3 changes
11:5215:123h 20m, 2 changes
12:1615:363h 20m, 3 changes
12:5616:123h 16m, 2 changes
13:1616:363h 20m, 3 changes
13:5217:123h 20m, 2 changes
13:5217:423h 50m, 1 change
14:0217:423h 40m, 2 changes
14:1617:363h 20m, 3 changes
14:5218:123h 20m, 2 changes

What are the train times from Watford to Portsmouth?

Get from Watford to Portsmouth in as little as 2 hours 34 minutes on the fastest trains, so you can make the most of your time.

The average train journey from Watford to Portsmouth takes around 3 hours 47 minutes. There are around 214 trains that operate on this route daily.

As there are no direct trains between Watford and Portsmouth, you'll need to make 1 change.

Trains on this route are operated by Great Western Railway, South Western Railway, Thameslink and Gatwick Express.

Booking in advance often results in cheaper ticket prices.

With our Journey Planner, you can check live train times, compare prices and check routes.

What do people frequently ask about the train journey from Watford to Portsmouth?

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

How do I travel from Watford to Portsmouth?

You can get from Watford to Portsmouth by train in 3 hours and 47 minutes on average, with the fastest journeys taking just 2 hours and 34 minutes. Check out our Journey Planner for more details.

How long does the train from Watford to Portsmouth take?

The average journey time by train between Watford and Portsmouth is 3 hours and 47 minutes, with around 214 trains per day running on this route. 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 Watford and Portsmouth by train?

The fastest journey time by train from Watford to Portsmouth is 2 hours and 34 minutes.

Can you take a train directly from Watford to Portsmouth?

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

How do I find cheap train tickets from Watford to Portsmouth?

As most UK train companies increase their prices as the departure date approaches, our Trainline team of experts have put together these tips to help you find the cheapest tickets.

1. Sign up to Ticket Alert

If you're planning a trip more than 12 weeks ahead, sign up to our Ticket Alert to get notified when Advance tickets are released for your travel date.

2. Use a Railcard

National Railcards offer a 1/3 off eligible train tickets in the UK and can be a great investment if you travel throughout the year. Buy one with us and you'll be able to store it digitally in our app, so you'll always have it on your travels.

3. Book split tickets

Our handy feature SplitSave will 'split' your train journey into multiple tickets, which can be much cheaper than buying a single ticket. Find out more about split tickets.

4. Travel Off-Peak

If you can be flexible with your travel times, Off-Peak and Super Off-Peak tickets are usually cheaper in the UK. Generally, Off-Peak times are any time at weekends and outside of Monday to Friday morning and evening rush hours.

5. Consider a Season Ticket

Best for commuters, if you catch a train on the same route more than 3 times per week, you could save money with a Season Ticket. With annual, monthly, weekly and flexi options available, find out if a Season Ticket for Watford to Portsmouth is right for you.

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

§Advance adult single fare. Excludes booking fee. Prices seen by Trainline customers in the last 30 days. Availability limited.
† 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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