East Grinstead - Ashurst Wood - Forest Row - Wych Cross - Horsted Keynes - Lindfield - Haywards Heath - Burgess Hill - Hassocks - Patcham - Brighton
From 27th April: The 1835 weekday journey from East Grinstead to Haywards Heath will no longer operate due to the withdrawal of West Sussex County Council funding. A new route 291 journey from East Grinstead to Forest Row partly replaces the withdrawn 270 journey.
From 28th April the 270 will serve Stop E at Churchill Square, Brighton no longer serving Stop F.
There are no other changes.