Trains from Cosham to Portsmouth Harbour from $4.51*

Arriving in Portsmouth Harbour

With a journey time as short as 15m, you can reach Portsmouth Harbour from Cosham, with an average of 34 train per day.

Book cheap train tickets from Cosham to Portsmouth Harbour

Let's save unnecessary costs when traveling from Cosham to Portsmouth Harbour by taking trains. The best way to find cheap train tickets is through Trip.com. We offer various discounted tips that can guide you towards a more affordable journey, such as using Railcards, Season Tickets, or Split Tickets. Explore the options below for more choices.

Get 1/3 off with a Railcard

Various Railcards are available for different groups and can save you up to 1/3 on fares from Cosham to Portsmouth Harbour. You can choose the 16–25 Railcard or Senior Railcard based on your age. Additionally, the Family & Friends Railcard or Two Together Railcard are good options for group travel.

Traveling during off-peak hours

Off-Peak train tickets are generally cheaper than peak-time tickets and can be used on services that are less busy, typically outside the morning and evening rush hours. If your schedule allows flexibility, choosing off-peak hours for your trip from Cosham to Portsmouth Harbour can result in significant cost savings. In most cities and large towns, off-peak hours usually start at 09:30 from Monday to Friday. In other areas, they typically begin at 09:00.

Book in advance to save an average of 61%

Did you know that purchasing Advance Tickets can significantly reduce your travel expenses? On average, these tickets can save you an impressive 61% on fares. The best part is that the earlier you book them, the greater the savings. It's recommended to secure your Advance Tickets as soon as possible, ideally up to 12 weeks in advance. By doing so, you'll not only enjoy substantial discounts but also have peace of mind knowing that you've secured the most affordable option for your journey from Cosham to Portsmouth Harbour.