How Long Do Flies Live?

Flies are insects of the order Diptera, the name being derived from the Greek δι- di- "two", and πτερόν pteron "wing".

Do flies only live for 24 hours?

If you were to ask the average person how long they think a fly lives, more likely than not they will tell you they only live about 24 hours. ... House flies and other larger flies that usually infest a house can live for days, maybe even months. Mayflies, however, usually only have a 24 hour lifespan.

Do flies die after 3 days?

Contrary to popular belief, the common fly (Musca domestica) in its adult form can hope to keep on buzzing for a few weeks before heading up to that big sugar cube in the sky … assuming it never meets the business end of a swatter. According to entomologists, mature houseflies generally live for 15 to 25 days.