"It was a big win for the team," Green said. "We hope to carry the momentum into the next two road games."
Iverson missed the game because one of his children is ill. The All-Star guard is expected back Friday night at New Orleans. In 25 games since returning to the Sixers, Iverson has averaged 14.4 points.
Derrick Rose scored 13 of his 30 points in the fourth quarter and overtime, and Luol Deng and John Salmons had 17 each for the Bulls (23-24), who had their five-game road winning streak snapped. Those five wins came against teams with winning records, which set an NBA record.
"We didn't have the energy we've had in past road games," Salmons said. "We have to make sure we stay focused from beginning to end."
"Give Philadelphia credit," Bulls coach Vinny Del Negro said. "They made some shots at the end."
Rose hit two free throws to tie it at 98 with 1:41 left in overtime.
"We should have put this game away when we had a chance," Rose said.
On Philadelphia's next possession, Iguodala hit his huge 3-pointer. After a miss by Rose, Green connected on a short jumper for a 103-98 lead with 50.8 seconds remaining.
The Sixers pulled away from there for a rare victory at the Wachovia Center.
"It's a big win in overtime," Brand said. "It's like role reversal from playing these guys at the beginning of the year."
Iguodala had a chance to put the Sixers ahead with 6.7 seconds left in regulation, but he converted the first free throw and missed the second, tying it at 94. Brand then missed a short jumper from the baseline.
Rose had one last shot for Chicago and his 18-footer from the baseline fell short, forcing overtime.
Sixers C Samuel Dalembert said he plans to visiting his home country of Haiti during the All-Star break. It will be Dalembert's second trip since the devastating earthquake in Haiti. ... Deng had 11 rebounds for Chicago. ... Seldom-used Sixers G Royal Ivey played for the first time since Dec. 31, 2009, at Los Angeles against the Clippers. Ivey scored three points in 7 minutes.Information from The Associated Press was used in this report.