Since the journey from Southampton to Portsmouth is not so long, the bus is a good solution, but if you are looking for more offers or departure times, you can also have a look at trains and carpooling solutions.
Seen the short distance between Southampton and Portsmouth, you could also choose to travel by train or carpooling. Spending little more money, your journey would become more comfortable.
When are the buses of the line Southampton - Portsmouth scheduled?
While the first bus leaves at 10:10, the last one leaves Southampton at 21:10. The duration of the journey is on average 50 minutes, but it can take you only 40 minutes with the fastest connections.
By bus from Southampton to Portsmouth: which companies offer the service?
With National Express you will be able to travel trom Southampton to Portsmouth by bus.