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Travelling from Brighton to Portsmouth, the fastest train takes 1h 21m with an average travel time of 1h 25m. 52 trains are running daily, with the first departing at 05:00 and the last at 23:10. Stay updated with live train status, times, delays, and cancellations on TrainPal.
| Departs | Arrives | Operator | ||
|---|---|---|---|---|
22:10 Brighton | 1h 23m, Direct | 23:33 Portsmouth & Southsea | Southern | Find tickets |
22:40 Brighton | 2h 14m, 1 change | 00:54 Portsmouth & Southsea | Southern | Find tickets |
23:10 Brighton | 6h 40m, 2 change | 05:50 Portsmouth & Southsea | Southern | Find tickets |
Taking the train from Brighton to Portsmouth is both efficient and enjoyable, offering scenic views and comfort. With frequent departures from Brighton, you can arrive at Portsmouth in just 1h 21m, making it a quick and convenient option for travelling between these two places.

The fastest train journey time from Brighton to Portsmouth is 1h 21m . Use our Train Journey Planner to find direct trains, avoid transfers, and compare travel times for each route to see if there are fewer stops to make your journey seamless.
No, you will need to transfer when travelling from Brighton to Portsmouth. TrainPal Train Journey Planner will assist you in finding the best train route. Enter the origin or destination places and other relevant details, then click "Search" to find the most suitable route.

Brighton to Portsmouth trains are generally punctual, but delays or disruptions can happen due to weather, strikes, and other factors. With Train Journey Planner, finding a train timetable for your trip is simple. Enter your departure and arrival stations to view a detailed schedule of available trains. Provide your travel details to find the best routes, connections, and train times.
It’s recommended to reach the train station 15-20 minutes before your train is set to leave. This gives you sufficient time to locate your platform, particularly in larger stations. Arriving early is also beneficial if you need to collect tickets or find your way around an unfamiliar station, helping to minimise any potential stress.
Yes, most trains on the route from Brighton to Portsmouth are equipped with Wi-Fi. Passengers can also enjoy complimentary food, drinks, and power sockets for a more comfortable journey. Please note that the availability of these services can vary depending on the train company
Make use of our Train Journey Planner for detailed transfer information, ensuring your journey is smooth and efficient, saving you valuable time and effort, and allowing you to rest completely for your travels.

Checking train delays and cancellations in the UK is simple. Utilise the TrainPal mobile app for real-time information. We offer live updates, including live train status and notifications of any train strikes.
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Starting a smooth journey can sometimes be challenging, but Trainpal is here to help!


Cheaper train tickets for less busy times. Combine with Advance fares for the best deals.
* Prices are dynamic and subject to change. Ticket prices vary based on time of day, route, and class. This pricing does not apply to discounted Split tickets and Railcards.
* By combining Advance Ticket offers with split tickets, you’ll get lower fares when you book at least one week before travel (excluding Anytime fares bought on the day of travel). Availability depends on the specific route and cannot be combined with other promotions.