Published Tuesday, 04 October 2011
The boxer from Belfast's St John Bosco club defeated the number two seed, France's Nordine Oubaali, by 20-17 in the round of 16 on Tuesday.
He now faces a quarter-final fight in Baku with European champion Andrew Shelby on Wednesday.
Conlon staged a magnificent comeback to beat the French 2008 Olympian and 2007 AIBA World bronze medalist.
The Belfast flyweight was trailing 6-4 at the end of the first but levelled the bout at 11-11 going into the third before racking up a 20-17 verdict, his third win in Baku against quality opposition.
The St John Bosco BC ace will meet current European champion, Andrew Selby of Wales, in Wednesday's quarter-final.
Ireland will have at least three boxers at the London Games after Darren O'Neill and John Joe Nevin also secured their tickets in Baku.
© UTV News