Hey Bucko, Prove Your Happy Days Knowledge With This QUIZ! Past Factory Staff|Entertainment|23 Dec 2024 How many seasons was Happy Days on the air? 3% Retry Correct Incorrect Happy Days was on the air for a total of 11 seasons, or 255 episodes Next How many seasons was Happy Days on the air? 11 seasons 7 seasons 5 seasons 10 seasons 3% Scroll down to continue on! Next