TFL or TfL may refer to: Businesses and organisations Transport for London (TfL), an English public transport body TfL Rail, a former London rail service Trees for Life (disambiguation), several reforesting charities TUI fly Netherlands, a Dutch airline (ICAO:TFL)
Sport Tackle for loss, a gridiron football defensive play Tamworth Football League, an Australian rules competition Tasmanian Football League, an Australian rules competition
Science, medicine and technology Tensor fasciae latae muscle, a thigh/hip muscle Terry Fox Laboratory, a unit of BC Cancer Agency, Canada Thermally fused laminate, or thermally fused melamine, a material Transient friction loading, vibrational mechanical stress
Other uses Tyskarna från Lund, a Swedish synthpop band "True forced loneliness", a term used by incels