FLN

FLN may refer to:

• One of a number of organisations named National Liberation Front
• The IATA Airport Code for Hercílio Luz International Airport in Florianópolis, Brazil
• The Family Life Network Religious Radio Network based in Bath, NY.
• Fine Living Network, a cable/satellite television network from Scripps, which uses the abbreviations for Fine Living Network
• Flint (Amtrak station), Michigan, United States; Amtrak station code FLN.
• Fixed Line telephone Number as against a mobile number