What is the cheapest way to travel from Colchester to Southampton ?

I want to travel to Southampton periodically ( 3-4 times in a month) . There is no direct bus and I hate waiting in the coach station for hours and train is not a very cheap thing to consider. I need helpWhat is the cheapest way to travel from Colchester to Southampton ?A very difficult ask. Train will be quickest; under 3 hours. By coach, double that time, and not likely to be much cheaper. A railcard would reduce the cost, but you need to check when you can travel with it.What is the cheapest way to travel from Colchester to Southampton ?I think you've exhausted all forms of transport!What is the cheapest way to travel from Colchester to Southampton ?Walk lol