Arriving in Portsmouth
Trains running from London to Portsmouth will typically depart from London Waterloo and arrive at Portsmouth & Southsea. The journey takes around 1h 30m.
Book cheap train tickets from London to Portsmouth
Let's save unnecessary costs when traveling from London to Portsmouth by taking trains. The best way to find cheap train tickets is through Trip.com. We offer various discounted tips that can guide you towards a more affordable journey, such as using Railcards, Season Tickets, or Split Tickets. Explore the options below for more choices.
Season Tickets for frequent travel
If you frequently travel between London and Portsmouth, a Season Ticket could be the best way to save money. Season Tickets allow unlimited travel between the specified stations and are available for various durations, such as weekly, monthly, or annually. By opting for a Season Ticket, you can enjoy the convenience of not having to buy a ticket for each journey, as well as significant savings.
Get 1/3 off with a Railcard
With a Railcard, you can save up to 1/3 on most rail fares. There are different types of Railcards available, such as the 16–25 Railcard, the Family & Friends Railcard, and the Senior Railcard, each designed to cater to specific groups of travelers. You can discover more about Railcards here.
Book in advance to save an average of 61%
One of the most effective ways to get cheap train tickets is to book in advance. Advance Tickets are usually released up to 12 weeks before the travel date and can be significantly cheaper than purchasing tickets closer to the departure date. By planning your trip from London to Portsmouth ahead of time and securing your tickets early, you can save up to 61% on the cost of your travel.
*Prices are dynamic and subject to change. Ticket prices vary based on time of day, route, and class. Prices shown do not include split ticket and Railcard discounts.