Ersson made 22 saves in relief in a 6-3 loss to the Rangers on Saturday.
Starter Aleksei Kolosov allowed three goals on three shots in a 1:20 span in the first period, but Ersson took the loss. The Flyers are on a six-game losing streak (0-5-1) while being outscored by the opposition by a 31-12 margin. Ersson is 0-4-0 with 15 goals allowed during that run.