Kyle Okposo has signed a seven-year deal with the Sabres worth $42 million, reports Elliotte Friedman.
Islanders GM Garth Snow had suggested during an interview on Sirius XM NHL earlier this month that the club would not be retaining Okposo.
When asked about the future of Okposo Snow responded, "We wish him nothing but the best."
Okposo, 28, was selected seventh overall in the 2006 NHL Draft. He had been with the Islanders since the 2007-08 season.
Hehelped the Islanders advance to the second round of the Stanley Cup Playoffs for the first time since 1993 this past season, recording seven points in eight playoff games.