Airlines — B
- BONB&H Airlines
- CFEBA CityFlyer
- 710BA101
- RPXBAC Express Airlines
- BACBAC Leasing Limited
- BCFBACH Flugbetriebsges
- BDRBadr Airlines
- BAEBAE Systems
- BAZBAE Systems Flight Training
- BHSBahamasair
- BABBahrain Air BSC (Closed)
- BFWBahrain Defence Force
- BXABahrain Executive Air Services
- BUUBaikotovitchestrian Airlines
- BJABaja Air
- BAJBaker Aviation
- OGJBakoji Airlines Services
- BTCBAL Bashkirian Airlines
- BEFBalear Express
- BLNBali International Air Service
- BAABalkan Agro Aviation
- BHIBalkh Airlines
- PNTBalmoral Central Contracts
- BTLBaltia Air Lines
- BLLBaltic Airlines
- BLTBaltic Aviation
- BJCBaltic Jet Aircompany
- BTHBaltijas Helicopters
- CPJBaltimore Air Transport
- EAHBaltimore Airways
- BTKBaltyka
- BMXBanco de Mexico
- BNSBancstar - Valley National Corporation
- BKPBangkok Airways
- HAWBangkok Aviation Center
- BKABankair
- BBABannert Air
- AJCBar Harbor Airlines
- BXHBar XH Air
- NKFBarents AirLink
- BKJBarken International
- CLNBarnes Olsen Aeroleasing
- BVNBaron Aviation Services
- BROBASE Regional Airlines
- XBOBaseops International
- BFCBasler Flight Service
- BSXBassaka airlines
- BEUBateleur Air
- BAVBay Aviation Ltd
- BAYBayon Airlines
- BYEBayu Indonesia Air
- EGHBBN-Airways
- BCTBCT Aviation
- BFGBear Flight
- PVOBearing Supplies Limited
- BLSBearskin Lake Air Service
- BBSBeibars CJSC
- BEHBel Air Helicopters
- FOSBel Limited
- BHPBelair Airlines
- BRUBelavia Belarusian Airlines
- BLGBelgavia
- BAFBelgian Air Force
- AYBBelgian Army
- NYBBelgian Navy
- BEDBelgorod Aviation Enterprise
- TXBBell Helicopter Textron
- LBYBelle Air
- BLCBellesavia
- BVUBellview Airlines
- BMJBemidji Airlines
- HAXBenair
- BNVBenane Aviation Corporation
- PEBBenders Air
- BGLBenin Golf Air
- LTLBenin Littoral Airways
- BNEBenina Air
- BNTBentiu Air Transport
- BGTBergen Air Transport
- BRGBering Air
- BVTBerjaya Air
- BPKBerkhut ZK
- BEKBerkut Air
- BYABerry Aviation
- BYRBerytos Airlines
- BAXBest Aero Handling Ltd
- BSTBest Air
- BEABest Aviation Ltd
- BETBETA - Brazilian Express Transportes Aereos
- BKFBF-Lento OY
- POIBGB Air
- BGHBH Air
- BHOBhoja Airlines
- BIGBig Island Air
- BSYBig Sky Airlines
- BHRBighorn Airways
- BILBillund Air Center
- BBCBiman Bangladesh Airlines
- BIDBinair
- BGYBingo Airways