Compare 3 ways to go from Brighton to Portsmouth
| Average Price | Average Duration | CO₂ emissions | |||
|---|---|---|---|---|---|
| Average PriceUS$21 - US$33 | Average Duration4h 15m | 2kg CO₂e5 out of 5 stars | Most eco-friendly | ||
| Average PriceUS$32 - US$51 | Average Duration1h 26m | 2kg CO₂e5 out of 5 stars | Fastest | ||
Carpool | Average PriceUS$8 - US$8 | Average Duration2h 10m | 3kg CO₂e4 out of 5 stars | Cheapest |
Busbud recommends taking the train from Brighton to PortsmouthAmong the sustainable travel choices, the train stands out as a good way to reach Portsmouth. The journey takes about 1 hour 26 minutes, and with fares starting at just US$32, it presents an excellent value for a comfortable ride.
Train Brighton to Portsmouth: 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
Brighton to Portsmouth Train
Busbud helps you find a train from Brighton to Portsmouth. Get the best fare and schedule, book a round trip ticket or find trains with WiFi and electrical outlets.
Train service from Brighton to Portsmouth will be provided by the most trusted companies.
Discover how much the train trip from Brighton to Portsmouth 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 Brighton - Portsmouth
How much does a cheap train ticket from Brighton to Portsmouth cost?
The average train ticket price from Brighton to Portsmouth is US$34. The best way to find cheap train tickets from Brighton to Portsmouth 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 trip from Brighton to Portsmouth?
A train trip between Brighton and Portsmouth is around 1h 26m, although the fastest train will take about 1h 11m. This is the time it takes to travel the 68 km that separates the two cities.
How many daily trains are there between Brighton and Portsmouth?
The number of trains from Brighton to Portsmouth 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 Brighton to Portsmouth by comparing and selecting the train that fits your travel style and budget on Busbud.
Which train companies travel from Brighton to Portsmouth?
When taking the train from Brighton to Portsmouth, 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 Brighton to Portsmouth was searched and found on Aug 2, 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 Brighton to Portsmouth, as early as possible.
You can expect to pay from US$30 to US$49 for a train ticket from Brighton to Portsmouth based on the last 2 days. You can expect to find the cheapest price for the trip at US$31 which is on 2025-08-04.
About Train Travel
Train Travel Tips
There are many train stations in the world, check out the station pages on Busbud to get all information you need.
No matter if you plan to take a regional or high-speed train to Portsmouth, 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 Brighton and Portsmouth, the train is an ecological alternative to flights or personal cars.
Make a music playlist for your train ride from Brighton to Portsmouth, and enjoy the scenery to tunes from your own personal soundtrack.
Did you know?
Japanese trains are always on time, it is extremely infrequent to see breakdowns during peak periods. In the event of a delay of more than 5 minutes, the crew will personally apologize to each passenger.
Some trains in Sweden can recover more than a fifth of the energy they use by braking. This is especially true with ore trains as they descend from Narvik to Kiruna.
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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