The cheapest and fastest trains from Brighton station (BTN) to Portsmouth Harbour (PMH)
Cheapest price
$22
Average price
$30
Fastest journey
1 h 34 m
Average duration
1 h 37 m
Trains per day
3
Distance
68 km
The best way to find a cheap train ticket from Brighton station (BTN) to Portsmouth Harbour (PMH) is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Brighton station (BTN) to Portsmouth Harbour (PMH) will cost around $30 if you buy it on the day, but the cheapest tickets can be found for only $22.
Of the 3 trains that leave Brighton station (BTN) for Portsmouth Harbour (PMH) on Wed, Dec 17, 3 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Wed, Dec 17 the direct trains cover the 68 km distance in an average of 1 h 37 m but if you time it right, some trains will get you there in just 1 h 34 m .
On Wed, Dec 17 the slowest trains will take 1 h 40 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.






Travel Information
Compare train and bus for Brighton station (BTN) to Portsmouth Harbour (PMH)
Omio recommends booking the train as it is the most popular option from Brighton station (BTN) to Portsmouth Harbour (PMH) among Omio's users. If you are prioritising price take the bus with prices starting from €15. For those with little time consider booking a train which can get you there in 1h 30m. The ticket price range depends on the travel mode: a bus costs an average of €15, and a train costs an average of €17.
Distance: 42 miles (68 km)
Compare train with
Most popular Train | Bus |
|---|---|
€25 Average price | €18 Average price Cheapest |
2h 0m Average total duration Fastest 1h 30m Onboard + 30m Additional time* | 2h 39m Average total duration 2h 9m Onboard + 30m Additional time* |
Direct Options | Direct Options |
Live departures
Brighton station (BTN) to Portsmouth Harbour (PMH) train times
The table below shows live departures for Brighton station (BTN) to Portsmouth Harbour (PMH) trains for today, Tuesday, December 16. You can also manually refresh the results below to see updated train journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 9:10 PM Brighton station (BTN) | 1h27 | 10:37 PM Portsmouth Harbour (PMH) | 0 transfersDirect | |
| Wednesday, December 17 | |||||
![]() | 5:43 AM Brighton station (BTN) | 1h37 | 7:20 AM Portsmouth Harbour (PMH) | 0 transfersDirect | |
![]() | 6:28 AM Brighton station (BTN) | 1h40 | 8:08 AM Portsmouth Harbour (PMH) | 0 transfersDirect | |
![]() | 8:28 AM Brighton station (BTN) | 1h34 | 10:02 AM Portsmouth Harbour (PMH) | 0 transfersDirect | |
This is the last train of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Brighton station (BTN) to Portsmouth Harbour (PMH) by train or bus
Compare train and bus prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Dec 17
Dec 18
Dec 19
Dec 20
Dec 21
Dec 22
Dec 23
Why should you book Brighton to Portsmouth Harbour trains with Omio?
Southern operates all train services from Brighton to Portsmouth Harbour. Omio is the only official third party seller for Southern tickets.
Why book with Omio vs Southern?
- Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
- Compare all your options: Omio allows you to compare Southern with all available travel options, which are train and bus to ensure you get the best deal for traveling from Brighton to Portsmouth Harbour.
Why book with Omio over Trainline and Rail Europe?
- Official reseller: Southern tickets can only be bought on Omio or Southern's website as Omio is the only official third party seller for Southern tickets. Trainline, RailEurope, and Rail.Ninja do not sell Southern tickets as they are not official sellers.
- Multiple modes of transport: Omio allows you to compare travel options including train and bus to find the ideal travel option from Brighton to Portsmouth Harbour.
Journey information
Overview: Train from Brighton station (BTN) to Portsmouth Harbour (PMH)
Trains from Brighton station (BTN) to Portsmouth Harbour (PMH) run on average 8 times per day, taking around 1h 30m. Cheap train tickets for this journey start at $22 (€17) but you can travel from only $18 (€15) by bus.
There are 1 trains per day. The earliest train runs at 05:28, the last at 21:10. The fastest train covers the 42 miles (68 km) distance in 1h 15m.
Distance 42 miles (68 km) |
Average train duration 1h 30m |
Cheapest ticket price $22 (€17) |
Trains per day 8 |
Direct trains 1 |
Fastest train 1h 15m |
First train 05:28 |
Last train 21:10 |
Train companies: Southern from Brighton station (BTN) to Portsmouth Harbour (PMH) trainsSouthern trains will get you between Brighton station (BTN) and Portsmouth Harbour (PMH) from $18 (€15). With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.
Southern
FAQs: Trains from Brighton station (BTN) to Portsmouth Harbour (PMH)
Find answers to the most common questions about traveling from Brighton station (BTN) to Portsmouth Harbour (PMH) by train. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest train, the cheapest option, or tips for making the most of your visit at Portsmouth Harbour (PMH), this guide helps you travel smarter and with confidence.

popular train stations
Popular train stations from Brighton station (BTN) to Portsmouth Harbour (PMH)
- 6:00 AM - 10:00 PM Monday - Sunday
- Free
- The car park is open 24/7. Access via Stroudley Road.
- The Grand Central
- The Cyclist
- Outside the main entrance.
- Elevators, ramps, restrooms.
- £0.50
- Jurys Inn Brighton
- Ibis Brighton City Centre
- My Brighton Hotel
- Located in the main concourse
- Enterprise
- Europcar
- Located in the main concourse
- Free
- Hall 1: main entrance, platform 1-8 for trains to London, Gatwick, and the south coast
- Hall 2: ticket office and waiting area
- Bus: Several lines available
- Train: Southern and Thameslink services
- Opening hours: Monday - Friday 05:50 - 19:00 Saturday 06:30 - 19:00 Sunday 08:00 - 19:00
- Car Park: No
- Staff help available: Yes
- Step free access coverage: Yes
- Step free access note: Step-free category B Station - Steps or 20m ramp (approx. 1:11 gradient) to main entrance, or steps to side entrance. 32m ramp (gradient up to 1:8) from Wightlink IoW ferry terminal. Level access to all platforms. Stepped footbridge between platforms is also available. Please be aware that this station has no tactile paving on the platform edge.
- Accessible ticket machines: There are accessible ticket machines at this station
- Accessible ticket machines note: All South Western Railway ticket machines are able to sell tickets with Disabled Persons Railcard discounts. All machines are accessible, however the station may not be so please check the station access note for further details
- Accessible toilets: Yes
- Ramp for train access: Yes
- Wheelchairs available: Yes
- Impaired mobility set down / pick up points available: No
- Toilets Location: The toilets are located on Platform 1. The National key toilets are located on Platform 1; these toilets are operated by a radar key.
- National key toilets: Yes
- National key toilets location: The National key toilets are located on Platform 1; these toilets are operated by a radar key.
- Baby changing facilities: No
- Storage sheltered: No
- Storage location: Platform 1 and outside booking hall
- Storage CCTV: Yes
- Location for Rail Replacement Services: Hard Interchange Stands G, H or J
Most popular train connections from Brighton station (BTN)
More options for your journey from Brighton station (BTN) to Portsmouth Harbour (PMH)
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