Arriving in Portsmouth Harbour
Every day, up to 34 train depart from Heathrow Terminal 5 and arrive in Portsmouth Harbour, with the shortest journey taking 1h 52m minutes.
Book cheap train tickets from Heathrow Terminal 5 to Portsmouth Harbour
It doesn’t need to be difficult to find cheap train tickets from Heathrow Terminal 5 to Portsmouth Harbour. If you know where to look and how to take advantage of available discounts and travel options, then saving money with Trip.com becomes second nature. Here are some of our top tips to help you save money on your train travel.
Split Tickets to save an average extra 30%
Splitting your tickets involves buying separate tickets for different parts of your journey instead of one ticket for the entire trip. This method can often be cheaper and is perfectly legal. For instance, if you're traveling from A to B, you might find that purchasing a ticket from A to C, then C to B costs less than a direct ticket.
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 Heathrow Terminal 5 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 Heathrow Terminal 5 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.
*Prices are dynamic and subject to change. Ticket prices vary based on time of day, route, and class. Prices shown do not include split ticket and Railcard discounts.