the tour op will do a trip inc bus to get there again its not cheap with them.best diy.you can pay on door anyway.not sure of price.i did not look in june.think its around 8/10 euro?.yes just put food in abag.but going diy you will see more of ibiza.trust me it easy to do.dont be frighten to try,,
find san an bus station.near egg island.see map i sent you where football ground is.get a ticket from office.you need bus number 3 to ibizatown.get off in ibiza town.walk back on yourself.other way bus came up road.look for bus stop that has 14 wrtten on it.you will see a liitle box office to get a ticket.jump on bus.5 mins to pdb.look for burgerking on right hand side ok.in resort.when the bus goes passed there it turns left and sharp right.look on right for funfair.passed that a little is massive shop.press bell.get on right outside water park.
to get back home just do the oppisite.14 to ibiza walk up to main station get ticket from inside walk out turn right.last busstop.cheap shop right near it.home to san an.
seems alot to do .but it can be done in less than one hour.