KFLS may refer to:

• KFLS (AM), a radio station (1450 AM) licensed to Klamath Falls, Oregon, United States
• KFLS-FM, a radio station (96.5 FM) licensed to Tulelake, California, United States

• Armoured units
• Armoured vehicle launched bridge
• Armoured vehicle-launched bridge
• Armoured vehicle-launched bridges
• Armoured vehicle launched bridges
• Armoured Vehicle Royal Engineers
• Armourers and Brasiers Company
• Armour for Sleep
• Armour for sleep
• Armour High School
• Armour hot dogs
• Armour Institute of Technology
• Armour King
• Armour of god
• Armour Of God
• Armour of God 2: Operation Condor
• Armour, Ontario
• Armour Oversoul
• Armour Piercing
• Armour-piercing ammunition
• Armour piercing bullet
• Armour Piercing Capped
• Armour-piercing capped
• Armour piercing capped
• Armour-Piercing, Composite Non-Rigid