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Catching the ferry to France? Or sailing to the Isle of Wight? Maybe you’re just enjoying a day exploring the historic harbour. Whatever your reasons for travel, trains from Cosham to Portsmouth Harbour takes the stress out of navigating the one-way system, cobbled streets, and parallel parking. With regular trains from Cosham to Portsmouth Harbour throughout the day, you can use our live departure board below to find your perfect outing.

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Tips on how to book cheaper train tickets

Get everyone together and travel as a group

If you’re travelling Off-Peak with a group of 3-9 adults, make sure to take advantage of our GroupSave option. It gives you 34% off your tickets when you book together.

Go Off-Peak

If you’re flexible with the times you can travel, our Off-Peak services not only save you money, but will most likely offer you a quieter carriage, too. Why not check our journey planner to see which times apply.

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Journey information from Cosham to Portsmouth Harbour

  • How long is the average journey duration from Cosham to Portsmouth Harbour? 0 hours 18 minutes
  • How long is the fastest journey duration from Cosham to Portsmouth Harbour? 0 hours 14 minutes
  • When is the first train from Cosham to Portsmouth Harbour? 06:29
  • When is the last train from Cosham to Portsmouth Harbour? 23:59
  • How many services run for Cosham to Portsmouth Harbour today? 38

The above information is intended as a guide. It may not include timetable alterations because of engineering work, unplanned disruption etc. Please use the journey planner to plan your journey before you travel. Some tickets are subject to restrictions. Please check these before you travel.

The information above refers to direct journeys only. Other journeys may be available by changing train or by using a different London Terminal. At certain times buses may operate some of the journeys shown. Services of all operators on the route shown are included in the figures. Not all tickets may be used on all services.

On many routes, the last journey before services finish for the day departs after midnight. Where this is the case, it is this service (in the early hours of the following morning), and not the last one before midnight that is shown.