Advance three-day passes went on sale Tuesday for $190. When the advanced passes sell out the same pass will cost $215.
Some fans purchased early-bird tickets immediately after the 2009 festival last August. Those sold out quickly.
Lollapalooza returns to Grant Park August 6 to 8. The line-up will be announced next Tuesday. Lady Gaga and Green Day are rumored to be among the headliners.
