Durandeau was traded to Montreal from New Jersey in a minor-league swap for Nathan Legare on Monday.
New Jersey acquired Durandeau from the Islanders on Sunday in exchange for Tyce Thompson.
The Islanders waived Durandeau on Friday, Elliotte Friedman of Sportsnet reports.
Durandeau was recalled from AHL Bridgeport on Sunday, per Andrew Gross of Newsday.
Durandeau was waived by the Islanders on Wednesday, Renaud Lavoie of TVA Sports reports.
Durandeau penned a two-year, two-way contract with the Islanders on Tuesday.