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Cosham to Portsmouth & Southsea train timetable
Travelling from Cosham to Portsmouth & Southsea, the fastest train takes 10m with an average travel time of 12m. 49 trains are running daily, with the first departing at 00:09 and the last at 23:28. Stay updated with live train status, times, delays, and cancellations on TrainPal.
| Departs | Arrives | Operator | ||
|---|---|---|---|---|
23:02 Cosham | 15m, Direct | 23:17 Portsmouth & Southsea | South Western Railway | Find tickets |
23:28 Cosham | 13m, Direct | 23:41 Portsmouth & Southsea | South Western Railway | Find tickets |
Cosham to Portsmouth & Southsea train tickets and times
Plan your journey from Cosham to Portsmouth & Southsea with ease. Explore the first and last train times, departure and arrival stations, distance, journey time, and price options to make the most of your trip.
Cosham to Portsmouth & Southsea train travel guide
The train journey from Cosham to Portsmouth & Southsea combines efficiency with pleasure, featuring beautiful scenery and comfort. With frequent departures from Cosham, you can get to Portsmouth & Southsea in just 10m, making it an ideal and convenient choice for travelling between them.

Planning and booking
How much does it cost for a train from Cosham to Portsmouth & Southsea?
The average ticket fare from Cosham to Portsmouth & Southsea is about €4.62, but prices are dynamic. The final cost depends on when you book, when you travel, and ticket flexibility. To find the exact cost for your journey, please search with your travel dates.
How do I find the best train route from Cosham to Portsmouth & Southsea?
What is the fastest train from Cosham to Portsmouth & Southsea?
The quickest train journey from Cosham to Portsmouth & Southsea takes 10m . Utilise our Train Journey Planner to locate direct trains, minimise transfers, and compare travel times across various routes. Discover the most efficient way to travel with fewer stops for a smooth and seamless journey.
Are there direct trains from Cosham to Portsmouth & Southsea?
No, unfortunately, you need to transfer from Cosham to Portsmouth & Southsea. Still, the TrainPal Train Journey Planner helps you find the best train. Just input your origin or destination places, then click "Search" to see the suitable route.
Is it worth taking a train from Cosham to Portsmouth & Southsea?
Yes, the train is a highly practical choice. Compared to driving, it is more eco-friendly and avoids the stress of traffic and parking. Compared to coaches, it offers more comfort, space, and scheduling flexibility. Furthermore, its ability to drop you off in the heart of the city makes it an exceptionally convenient option for most journeys.
How far in advance can I book my train ticket?
You can book UK train tickets as far as 12 weeks ahead of your travel date. This is the key period when train operators release their cheapest Advance tickets. Therefore, to ensure you get the best possible fare, we recommend purchasing your tickets as soon as they become available.

Check timetables and during the journey
Are Cosham to Portsmouth & Southsea trains punctual, and how can I check real-time information?
Cosham to Portsmouth & Southsea 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.
How early should I arrive for a train in the UK?
Usually, you need to arrive at a station at least 15-20 minutes ahead of time. However, consider the station's size and your familiarity with it. If the station is large and you are not familiar with it, leaving home as early as possible is the best choice. This can reduce your stress and ensure a relaxing journey.
Do Cosham to Portsmouth & Southsea trains offer Wi-Fi and other facilities?
Yes, most trains on the Cosham to Portsmouth & Southsea route offer amenities like Wi-Fi, food services, and various seating options. Additional facilities may include power sockets, accessibility features, and luggage storage. Check the specific amenities offered by the train operator when booking, as these can vary.
How do I transfer between train stations in the UK?
Check our Train Journey Planner, which provides detailed information about transfers to ensure your journey is uninterrupted, saving you time and effort, and allowing you to get a full rest for travelling.
What is the difference between Standard and First Class?
While Standard Class offers a good travel experience, First Class provides an upgrade in comfort and service. This typically includes enhanced amenities like complimentary food and drinks, though the specific offerings depend on the train operator.

Other things you might be interested
Are there discounts for students or seniors on UK train tickets?
Can UK train tickets be refunded or changed?
How do I check train delays and cancellations in the UK?
Get easy and quick access to live updates and notifications via the TrainPal app. If your phone is enabled to receive messages from us, you'll receive notifications about train cancellations on your screen as soon as you pick up your phone
Which train companies operate the Cosham to Portsmouth & Southsea route?
The Cosham to Portsmouth & Southsea route is operated by Great Western Railway. For any journey, the easiest way to find the operator is to search for your route on this page. The operator's name will appear next to each travel option in the results.
Essential onboard rules and facilities
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Luggage
Your free luggage allowance includes up to three items per passenger, covering standard bags like suitcases, backpacks, and other similarly-sized items.
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Bicycle
A free reservation is required for bikes on most journeys due to limited space. While standard bicycles and folding bikes are widely permitted, some operators have provisions for e-bikes and tandems. Please note that e-scooters, motorcycles, tricycles, and bike trailers are not allowed. As policies vary, it is essential to consult your specific train operator's website for their definitive cycle rules before you travel.
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Children
Children under 5 usually travel free. Children aged 5–15 get 50% off, and 16-year-olds can use the 16-17 Saver Railcard for 50% off.
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Pets
Each passenger can travel with up to 2 pets for free. Throughout the journey, dogs must be on a lead, and any other pets must remain in their carrier. Animals are not permitted on seats or in restaurant carriages.
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Passenger assistance
For passengers with disabilities or additional needs, all train operators provide dedicated assistance. It is essential to book this service in advance to guarantee its availability.
How to buy cheap Cosham to Portsmouth & Southsea train tickets

Cheaper train tickets for less busy times. Combine with Advance fares for the best deals.
Compensation and refunds

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* 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.





















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