Next departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Portsmouth and Southsea | Brighton | Cheapest | |||||
| Portsmouth and Southsea | Brighton | Fastest | |||||
| Portsmouth and Southsea | Brighton | No tags | |||||
| Portsmouth and Southsea | Brighton | No tags | |||||
| Portsmouth and Southsea | Brighton | No tags |
Last refresh of the prices: Last Sunday at 12:24 PM GMT.
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Compare 3 ways to travel from Portsmouth to Brighton
Among the sustainable travel choices, the bus stands out as a good way to reach Brighton. The journey takes about 4 hours and with fares starting at just US$24, it presents an excellent value for a comfortable ride.
Train Portsmouth to Brighton: Trip Overview
Please note, this information is subject to change.
Train Companies
Based on 34 reviews, the company was rated 4.2 stars on Busbud. Travellers were especially satisfied with the staff and the timeliness but often complained with the ticket access. Southern ticket prices on this trip start at US$32
Portsmouth to Brighton Train
With Busbud, comparing and booking tickets for a train from Portsmouth to Brighton is a breeze. Browse through an extensive selection of train fares and train schedules to find the best deals.
Train services from Portsmouth to Brighton will be provided by the most trusted companies.
Discover how much the train trip from Portsmouth to Brighton will cost you. Use our filters and sorting features to find the cheapest train tickets or high-end trains.
Frequently asked questions on the trip Portsmouth - Brighton
How much does a cheap train ticket from Portsmouth to Brighton cost?
The average train ticket price from Portsmouth to Brighton is US$33. The best way to find cheap train tickets from Portsmouth to Brighton is to book your tickets as early as possible. Prices tend to rise as your travel date approaches, so book in advance to secure the best prices!
How long is the train trip from Portsmouth to Brighton?
A train trip between Portsmouth and Brighton is around 1h 27m, although the fastest train will take about 1h 20m. This is the time it takes to travel the 68 km that separates the two cities.
How many daily train are there between Portsmouth and Brighton?
The number of trains from Portsmouth to Brighton can differ depending on the day of the week. On average, there are 6. Some trains are direct while others include transferring trains. Simplify your train trip from Portsmouth to Brighton by comparing and selecting the train that fits your travel style and budget on Busbud.
Which train companies travel from Portsmouth to Brighton?
When taking the train from Portsmouth to Brighton, you can travel comfortably and safely with Southern.
Find cheapest prices for trains
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Portsmouth to Brighton was searched and found on 31 Oct 2025 with a price of US$30To save money and be sure you have the best seat, it's a good idea to buy your train tickets from Portsmouth to Brighton as early as possible.
You can expect to pay from US$30 to US$48 for a train ticket from Portsmouth to Brighton based on the last 2 days. You can expect to find the cheapest price for the trip at US$30, which is on 2025-11-05.
About Train Travel
Train Travel Tips
Taking the fastest trains allows you to travel at speeds greater than 300 km/h. Taking a trip from Portsmouth to Brighton is not only much quicker but more comfortable too! You can usually travel directly to the city centre and save time while you're at it.
No matter if you plan to take a regional or high-speed train to Brighton, the planet will thank you. You’ll help to protect the beautiful landscapes that will unfold before your very eyes.
With up to 30x less CO2 emissions for your train journey between Portsmouth and Brighton, the train is an ecological alternative to flights or personal cars.
Create your own real-life musical score by curating a personalised train travel playlist – the perfect accompaniment for your journey from Portsmouth to Brighton.
Did you know?
New York holds the record for the most platforms and track numbers in a single station. Grand Central Station in Manhattan is one of the largest rail terminals in the world with more than 44 platforms and 67 tracks to accommodate passengers.
The first high-speed train line was inaugurated in 1964, in Japan, to connect Tokyo with Osaka. It was during the Olympics that the first passengers travelled aboard the Shinkansen at a speed of 210 km / h.
The magnetic levitation train (Maglev for short) is currently the fastest train in the world. With a speed of 603 km/ h, it is closely followed by the French high-speed train (574.8 km / h) which remains in 2020, the fastest train to date
Top Travelled Train Routes
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