Montour recorded an assist, seven shots on goal and two blocked shots in Saturday's 4-2 loss to the Sharks.
Montour scored a goal on three shots and added three blocked shots and a plus-1 rating in Saturday's 2-1 loss to the Kings.
Montour (personal) will play Saturday against Ottawa, according to Kraken TV broadcaster Piper Shaw.
Montour will not be available Thursday in Toronto, as he has returned to Seattle for the birth of daughter, Terry Koshan of The Toronto Sun reports.
Montour agreed to terms on a seven-year, $49.98 million contract with Seattle on Monday, Elliotte Friedman of Sportsnet reports.
Montour notched a helper on the game-winning goal in overtime in Tuesday's 3-2 win over New York in Game 4.
Montour registered an assist and four blocked shots versus the Lightning in Game 4 on Saturday, but it still wasn't enough, as the Panthers suffered a 6-3 loss.
Montour produced a goal and an assist Thursday in a 5-3 win over the Lightning in Game 3 of the Panthers' first-round series.
Montour scored a goal on three shots in Tuesday's 5-2 victory over the Maple Leafs.
Montour picked up three assists in a 4-1 win over Philadelphia on Sunday.