The 30-year-old played a pivotal role in helping Roberto Mancini's side win the Premier League title last season, featuring in 31 matches.
However Lescott, who signed from Everton for £22 million three years' ago, has
been left out of key games for
Lescott, who scored in the 1-1 daw with Arsenal at the weekend, said of his omission from the Real tie: "Obviously it hurt but the manager picked the team and I wasn't in it.
"It's a great stadium, a great occasion for the club and you want to pit yourself against the world's best, like Cristiano Ronaldo.
"But I just have to work hard. It's happened before over the last couple of seasons. I've played, been left out. It's happened before during my career and I'm ready for the fight."
Lescott, who has two years remaining on his current contract, says he is open to agreeing longer terms at the Etihad Stadium.
He added: "I've got this season and one more. I'd love to extend it and finish my career here. Going knocking on doors isn't my style. I don't think my mum would be happy if I did that. I just continue to be professional.
"I know where I've come from. A few years ago I was playing away at Plymouth on Tuesday nights. Now Tuesday evenings mean Champions League."