Trains from Portsmouth to Brighton from $15.16*

Arriving in Brighton

Take a look at the basic information from Portsmouth to Brighton, departing from Portsmouth & Southsea. It takes approximately 1h 21m to arrive at Brighton.

Book cheap train tickets from Portsmouth to Brighton

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

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 Portsmouth to Brighton ahead of time and securing your tickets early, you can save up to 61% on the cost of your travel.

Travel in a group to save 1/3

If you are traveling in a group of three to nine people, you can take advantage of group travel discounts. Many train companies offer GroupSave options that provide a discount of up to 1/3 on off-peak fares. This can make traveling from Portsmouth to Brighton more affordable for families, friends, or colleagues planning a trip together.

Traveling during off-peak hours

Taking advantage of Off-Peak train tickets is another effective way to save money on your train journey from Portsmouth to Brighton. These tickets are generally cheaper than peak-time tickets and can be used during less busy periods, typically outside of the morning and evening rush hours. If your schedule allows for flexibility, opting for off-peak hours can lead to substantial cost savings. It's important to note that in most cities and large towns, off-peak hours usually start at 09:30 from Monday to Friday, while in other areas, they typically begin at 09:00.