Airlines — F
- EYEF.S. Air Service
- FBAFab Air
- FCSFacts Air
- IFAFAI Airservice
- FAVFair Aviation
- FWDFair Wind Air Charter
- FLSFairlines
- FFCFairoaks Flight Centre
- FWYFairways Corporation
- FARFalcon Air
- FAOFalcon Air Express
- FAUFalcon Airline
- FVSFalcon Aviation Services
- FJCFalcon Jet Centre
- FAWFalwell Aviation
- EFAFar Eastern Air Transport
- FDLFarmingdale State University
- FAHFarnair Hungary
- FRNFarnair Netherlands
- FATFarnair Switzerland
- RAFFarnas Aviation Services
- HBLFaroecopter
- RCKFaroejet
- QFZFars Air Qeshm
- FRWFarwest Airlines
- FSWFaso Airways
- FHLFast Helicopters
- FAYFayban Air Services
- SKMFayetteville Flying Service and Scheduled Skyways System
- FDRFederal Air
- FLLFederal Airlines
- DCNFederal Armed Forces
- FRMFederal Armored Service
- NHKFederal Aviation Administration
- FDXFederal Express
- FDDFeeder Airlines
- FXXFelix Airways
- FNKFeniks Airline
- FERFeria Aviacion
- HGKFika Salaama Airlines
- FNCFinalair Congo
- FAKFinancial Airxpress
- FBFFine Airlines
- FLCFINFO Flight Inspection Aircraft
- FTRFinist'air
- FN1Finlandian
- FINFinnair
- WBAFinncomm Airlines
- FNFFinnish Air Force
- FFMFirefly
- FABFirst Air
- JRFFirst Air Transport
- FCCFirst Cambodia Airlines
- FCAFirst Choice Airways
- MBLFirst City Air
- DAKFirst Flying
- GGAFirst Flying Squadron
- FIRFirst Line Air
- FTSFirst Sabre
- FFRFischer Air
- FFPFischer Air Polska
- FSXFlagship Express Services
- FLEFlair Airlines
- WAFFlamenco Airways
- FMRFlamingo Air
- FLNFlamingo Air-Line
- FSHFlash Airlines
- BWYFleet Requirements Air Direction Unit
- FLRFleetair
- FXYFlexair
- FXTFlexflight
- TUDFlight Alaska
- FCKFlight Calibration Service
- FCVFlight Centre Victoria
- FCPFlight Corporation
- FDPFlight Dispatch Services
- FLXFlight Express
- CFIFlight Inspection Center of the General Administration of Civil Aviation in China
- LTSFlight Inspections and Systems
- IVJFlight International
- OPTFlight Options
- CLBFlight Precision Limited
- FSLFlight Safety Limited
- FSUFlight Support Sweden
- CCKFlight Trac
- AYRFlight Training Europe
- FWQFlight West Airlines
- KLOFlight-Ops International
- CSKFlightcraft
- FEXFlightexec
- FLTFlightline
- FPSFlightpass Limited
- FSRFlightstar Corporation
- KDZFlightworks
- FAZFlint Aviation Services
- FKIFLM Aviation Mohrdieck
- OJYFlorida Air
- FCLFlorida Coastal Airlines
- FFSFlorida Department of Agriculture
- FJSFlorida Jet Service