Flit or FLIT may refer to:

• FliT (band), a Ukrainian-American punk rock band
• Flit (computer networking), a link-level atomic piece that forms a network packet or stream
• Flit (horse) (foaled 2016), an Australian thoroughbred racehorse
• FLIT, a brand of insecticide
• River Flit, in Bedfordshire, England
• Flit, a character in the 1966 film Il vostro super agente Flit
• Flit, a hummingbird in the 1995 film Pocahontas

• Flit gun
• Flitter (disambiguation)