Goals from Luca Ranieri, Rolando Mandragora, and Roberto Piccoli secured the win for the Viola in Bialystok.
Despite missing several key players, Fiorentina controlled the match and set up a strong position for the second leg.
Fiorentina Beat Jagiellonia 3-0 in Europa Conference League Play-off
Fiorentina secured a commanding 3-0 victory over Jagiellonia in the UEFA Conference League play-off, putting them one foot in the last 16.