 Buzek joined the Atlanta Thrashers in the 1999 NHL Expansion Draft, and was named to the 2000 All-Star Game as the Thrashers' first-ever representative.Despite his success in their inaugural season, Buzek appeared in only 14 more games with the Thrashers in the next two seasons before being traded to the Calgary Flames, along with a draft pick, in exchange for Jeff Cowan and Kurtis Foster.Buzek appeared in 76 games in a season and a half with the Flames.