Don’t think it costs a lot usually tbh. You can generally get a Derbyshire Wayfarer ticket that knocks a bit off if I remember right?
Derbyshire Wayfarer ticket prices £14 for an adult (plus one child under 16) £7 for a senior citizen (aged 60 or over), a child under 16 (a dog may travel in place of a child) or a holder of a Gold Card or other English National Concessionary Travel Scheme (ENCTS) pass £25.20 for a group of up to 2 adults and up to 3 children (a dog may travel in place of a child) These railway station ticket offices also sell Derbyshire Wayfarer tickets on the day of travel: Alfreton Burton-on-Trent Buxton Chesterfield Derby Long Eaton New Mills Central - only open on Mondays to Fridays, until 1pm New Mills Newtown - only open on Mondays to Fridays, until 1pm Sheffield Adult day return from Barnsley to Sheffield is £5.60. Child day return from Barnsley to Sheffield is £2.80.