Season 0 of On the Buses premiered on April 29, 1971.

Season 1 of On the Buses premiered on February 28, 1969.

Season 2 of On the Buses premiered on May 31, 1969.

Season 3 of On the Buses premiered on January 2, 1970.

Season 4 of On the Buses premiered on November 27, 1970.

Season 5 of On the Buses premiered on September 19, 1971.

Season 6 of On the Buses premiered on February 20, 1972.

Season 7 of On the Buses premiered on February 2, 1973.