"Funny How Time Flies (When You're Having Fun)" is a song by American singer Janet Jackson from her third studio album, Control (1986).

The song was written and produced by Jackson and collaborators Jimmy Jam and Terry Lewis.

Jazz musician Stanley Clarke covered the song for his 1988 album If This Bass Could Only Talk.

Jackson included the song as an instrumental interlude on her Rhythm Nation World Tour 1990.

Jackson also included the song in her performances at the 2010, 2018, & 2022 Essence Music Festival, held in New Orleans, Louisiana.