Leier has cleared waivers and will remain in AHL Rochester, Lance Lysowski of The Buffalo News reports.
Leier agreed to terms on a one-year, two-way contract with Buffalo on Monday worth $700,000.
Leier, finally recovered from labrum surgery, plans to make his season debut Wednesday for Rochester of the AHL, Bill Hoppe of The Buffalo News reports.
Leier (shoulder) is considered out indefinitely.
Leier (undisclosed) signed a one-year contract with Rochester of the AHL for the 2019-20 season, Jason Wolf of The Buffalo News reports.
The Flyers traded Leier to the Sabres in exchange for Justin Bailey on Thursday.
Leier was designated for waivers by the Flyers on Monday, Renaud Lavoie of TVA Sports reports.
Leier applied for salary arbitration Thursday, according to NHLPA.com.
Leier was extended a qualifying offer from the Flyers on Monday, Sam Carchidi of The Philadelphia Inquirer reports.
Leier is likely to draw into the lineup Thursday evening against the Hurricanes, Adam Kimelman of NHL.com reports.