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Cosham to Portsmouth & Southsea train timetable
The journey from Cosham to Portsmouth & Southsea on the fastest train in 10m, usually 12m. Each day, 49 trains leave from Cosham, starting at 00:22 and ending at 23:28. Get real-time updates on train schedules, delays, and cancellations. Save time, effort, and money with TrainPal.
| Departs | Arrives | Operator | ||
|---|---|---|---|---|
10:14 Cosham | 12m, Direct | 10:26 Portsmouth & Southsea | South Western Railway | Find tickets |
10:36 Cosham | 12m, Direct | 10:48 Portsmouth & Southsea | Great Western Railway | Find tickets |
11:00 Cosham | 12m, Direct | 11:12 Portsmouth & Southsea | South Western Railway | Find tickets |
11:14 Cosham | 12m, Direct | 11:26 Portsmouth & Southsea | South Western Railway | Find tickets |
11:36 Cosham | 11m, Direct | 11:47 Portsmouth & Southsea | Great 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 fare from Cosham to Portsmouth & Southsea is approximately €4.57, but the final price fluctuates. The actual cost depends on your travel dates, how far in advance you book, and your ticket's flexibility. To see the current price for your journey, please search with your specific 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 fastest train journey time from Cosham to Portsmouth & Southsea is 10m. Direct trains can save significant time by avoiding transfers. Always check if a direct route is available for your journey. Moreover, when searching for trains, consider the total travel time. Some routes with fewer stops or more efficient schedules might be faster.
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?
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.
Do Cosham to Portsmouth & Southsea trains offer Wi-Fi and other facilities?
Yes, most trains on the route from Cosham to Portsmouth & Southsea 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
How do I transfer between train stations in the UK?
Transferring between train stations in the UK can be effortless with some planning. If your travel requires a transfer, review your ticket and journey details for specific transfer instructions. Major stations typically feature clear signage and helpful staff. Additionally, TrainPal Train Journey Planner offers comprehensive transfer details.
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?
Use TrainPal for quick access to live updates and notifications. If your phone allows messages from us, you'll receive instant notifications about train cancellations directly on your screen.
Which train companies operate the Cosham to Portsmouth & Southsea route?
The train from Cosham to Portsmouth & Southsea is operated by Great Western Railway. To see which operator runs a specific service, the easiest way to identify it is to use the search bar on this page. The name of the train company will be clearly displayed next to each journey option in the search 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
Bike reservations are mandatory and free for most train journeys, but space is limited. Standard bicycles and folding bikes are generally allowed. Some operators also permit tandems and e-bikes. Please note that e-scooters, motorcycles, tricycles, and bicycle trailers are not permitted. We strongly recommend checking the specific cycle policy on your train operator's website 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
Passengers with disabilities or additional needs can arrange assistance with their train operator, if required. To ensure support is available for your journey, this service should be booked in advance.
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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