Chelsea, Liverpool, AS Roma and Glasgow Celtic also will play on the nine-match series.
The 2004 Champions World Series will be played July 24-Aug. 3 at six venues in the United States and Canada, nearly all of them on the East Coast.
Only Seattle's Seahawks Stadium, among Western venues, will be included on the tour this year, staging the Chelsea-Celtic opener on July 24. A sellout crowd of 66,772 saw Manchester United rout Celtic in the 2003 series opener at Seahawks Stadium.
The Los Angeles Coliseum, the other West Coast venue used last year, was dropped from the series. So were Cleveland Browns Stadium, Gillette Stadium in Foxboro, Mass., and RFK Stadium in Washington.
Manchester United will face Bayern Munich at Soldier Field in Chicago, Celtic at Lincoln Financial Field in Philadelphia, and AC Milan at Giants Stadium in East Rutherford, N.J. United played in four matches in the 2003 series.
Soldier Field is one of three new venues for the series, joined by Rentschler Field in East Hartford, Conn., Heinz Field in Pittsburgh and the SkyDome in Toronto.
Two games will be played at Giants Stadium.
July 24: Chelsea (England) vs. Celtic (Scotland) at Seahawks Stadium (Seattle).
July 25: Manchester United (England) vs. Bayern Munich (Germany) at Soldier Field (Chicago).
July 26: Liverpool (England) vs. Celtic (Scotland) at Rentschler Field (East Hartford, Conn.)
July 28: Manchester United (England) vs. Celtic (Scotland) at Lincoln Financial Field (Philadelphia).
July 29: AS Roma (Italy) vs. Chelsea (England) at Heinz Field (Pittsburgh).
July 31: Manchester United (England) vs. AC Milan (Italy) at Giants Stadium (East Rutherford, N.J.).
July 31: Celtic (Scotland) vs. AS Roma (Italy) at SkyDome (Toronto).
Aug. 2: Chelsea (England) vs. AC Milan (Italy) at Lincoln Financial Field (Philadelphia).
Aug. 3: AS Roma (Italy) vs. Liverpool (England) at Giants Stadium (East Rutherford, N.J.).