Is ONE PIECE episode 1019 filler?
Canon No, episode 1019 of ONE PIECE is canon.
#1019
Otama's Secret Plan! Operation Kibi Dango!
お玉の秘策! きびだんご大作戦
Aired 29 May 2022
Mochibayo compiled this list from MyAnimeList's labels, because MyAnimeList's episode data is not reaching us at the moment.