Trains from London to Portsmouth Harbour from $8.78*

Arriving in Portsmouth Harbour

Trains running from London to Portsmouth Harbour will typically take around at least 10h 28m and there is approximately 1 train running everyday.

Book cheap train tickets from London to Portsmouth Harbour

Let's save unnecessary costs when traveling from London to Portsmouth Harbour 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.

Network Railcard for South East England

To further enhance your savings on train travel in South East England, consider obtaining a Network Railcard. For a nominal annual fee, this railcard allows you to save 1/3 on most fares, including routes to and from London. Whether you're purchasing standard or off-peak tickets, the Railcard proves to be highly advantageous for frequent travelers within this region.

Travel in a group to save 1/3

If you are traveling in a group of three to nine people, you can benefit from group travel discounts. Many train companies offer GroupSave options, which provide a discount of up to 1/3 on standard fares. This makes traveling from London to Portsmouth Harbour more affordable for families, friends, or colleagues planning a trip together.

Book in advance to save an average of 61%

Did you know that purchasing Advance Tickets can significantly reduce your travel expenses? On average, these tickets can save you an impressive 61% on fares. The best part is that the earlier you book them, the greater the savings. It's recommended to secure your Advance Tickets as soon as possible, ideally up to 12 weeks in advance. By doing so, you'll not only enjoy substantial discounts but also have peace of mind knowing that you've secured the most affordable option for your journey from London to Portsmouth Harbour.