Originally Posted by
FFHKG
I think travel between Heathrow Central (T2/3) and T5 on the Heathrow Express is actually free of charge. Check it out.
https://www.milesfaster.co.uk/inform...o-terminal.htm
Yes land-side transfers are all possible using the tube/train service - But always allow a fair bit of time - especially for the EXPRESS - often a 15-20 minute gap