FNT may refer to:
- Bishop International Airport , an airport in Flint, Michigan, USA
- Forbairt Naíonraí Teoranta, a voluntary organisation working to develop Irish language education and childcare services in Ireland
- Four Noble Truths, key doctrine in Buddhism
- the postal code of Fontana, Gozo, Malta
- Formate-nitrite transporter (FNT), family of transport proteins.