It's Always Sunny in Philadelphia returns August 17 with expanded 10-episode season 18

FX has confirmed that Season 18 of It's Always Sunny in Philadelphia will premiere on Monday, August 17, 2026. The season is expanded to 10 episodes, up from the eight-episode runs of the previous three seasons. It will air at 9 p.m. ET on FXX and FX, stream on Hulu in the US, and be available on Disney+ internationally.