- Buell Farm UltralightportIdent: 5CT6Serves: Eastford
- Buena Terra AirparkIdent: 33KSServes: Topeka
- Buena Vista Farm AirportIdent: OA12Serves: Morrow
- Buffalo AirfieldIdent: 9G0Serves: Buffalo
- Buffalo AirportIdent: 1E7Serves: Amarillo
- Buffalo Creek AirportIdent: 4NC8Serves: Concord
- Buffalo Lancaster Regional AirportIdent: KBQRServes: Lancaster
- Buffalo Municipal AirportIdent: KBFKServes: Buffalo
- Buffalo Municipal AirportIdent: KCFEServes: Buffalo
- Buffalo Municipal AirportIdent: KH17Serves: Buffalo
- Buffalo Ridge AirportIdent: 8VG4Serves: Amherst
- Buffalo Ridge AirportIdent: TT86Serves: Stephenville
- Buffalo River AirportIdent: K4A5Serves: Marshall
- Bufords FieldIdent: 8TA8Serves: Huntington
- Bug FieldIdent: US-9103Serves: Haven
- Bugs AirportIdent: PA68Serves: Nazareth
- Bugtown AirportIdent: 15INServes: New Harmony
- Buhl Municipal AirportIdent: KU03Serves: Buhl
- Buie FieldIdent: 9NR8Serves: Red Springs
- Bulick FieldIdent: OH13Serves: Minerva
- Bull Farm AirportIdent: VG33Serves: Cape Charles
- Bull Run AirportIdent: 8TN9Serves: Covington
- Bullen Point Short Range Radar Station AirportIdent: PABUServes: Kaktovik
- Bullfly UltralightportIdent: PN48Serves: Germansville
- Bullfrog Basin AirportIdent: KU07Serves: Bullfrog
- Bulljump AirportIdent: 11MAServes: Wareham
- Bully Henry AirportIdent: 2AR0Serves: Lonoke
- Bult FieldIdent: C56Serves: Monee
- Bulverde AirparkIdent: 1T8Serves: Bulverde
- Bunch Grass Intergalactic AirportIdent: WY15Serves: Powell
- Bunger FieldIdent: 81NEServes: Hildreth
- Bunkie Flying Service AirportIdent: 2LA4Serves: Bunkie
- Bunkie Municipal AirportIdent: K2R6Serves: Bunkie
- Bunting's FieldIdent: 4MD1Serves: Berlin
- Burden Field-(Rabbit Run) AirportIdent: 61WAServes: Friday Harbor
- Burger's Valley AirportIdent: 58KSServes: Salina
- Burgess FieldIdent: 8MD6Serves: Riverside
- Burgess FieldIdent: US-8270Serves: Brown City
- Burhans Memorial AirportIdent: 3MD0Serves: Frederick
- Burk Personal Use AirportIdent: 34IIServes: Anderson
- Burke County AirportIdent: KBXGServes: Waynesboro
- Burke FieldIdent: 1SD1Serves: Scotland
- Burkeen FieldIdent: TN70Serves: Collierville
- Burkes Garden AirportIdent: VA07Serves: Tazewell
- Burkett Ranch/Jackson Pasture AirportIdent: TT40Serves: Graham
- Burks AirportIdent: US-6393Serves: Helena
- Burlington Alamance Regional AirportIdent: KBUYServes: Burlington
- Burlington Municipal AirportIdent: KBUUServes: Burlington
- Burnet Municipal Airport/Kate Craddock FieldIdent: KBMQServes: Burnet
- Burnett County AirportIdent: KRZNServes: Siren
- Burnett Landing AirportIdent: WN15Serves: Wilkeson
- Burney Farms AirportIdent: MS54Serves: Coffeeville
- Burnham FieldIdent: 6CO1Serves: Wellington
- Burns AerodromeIdent: AR17Serves: Palestine
- Burns FieldIdent: US-12809Serves: Shippman
- Burnt Chimney AirportIdent: 70VAServes: Wirtz
- Burnt Ridge AirstripIdent: WN74Serves: Onalaska
- Burntwood Ranch AirportIdent: FL43Serves: Lakeland
- Burress AirportIdent: XS30Serves: Paris
- Burris Ranch #1 AirportIdent: 55NMServes: Belen