<Tr> <Td> ← Previous "The Chronicle Part 2" </Td> <Td> Next →--</Td> </Tr> <Tr> <Td_colspan="2"> Seinfeld (season 9) List of Seinfeld episodes </Td> </Tr> <P> "The Finale" is the two - part series finale of the American sitcom Seinfeld . They are the 179th and 180th episodes of the show and the 23rd and 24th episodes of the ninth season . It aired on NBC May 14, 1998 to an audience of 76 million viewers . Its initial running time was 1 hour and 15 minutes . </P> <P> The fake working title for this show was "A Tough Nut to Crack" to throw off outsiders about the contents of the episode . For the first and final time since season seven, Jerry performs a stand - up comedy routine . Larry David, co-creator of the series, returned to write the script for this episode . </P>

When did the last episode of seinfeld air