- Briar Patch AirportIdent: 9GA1Serves: Clyo
- Brickey Private AirportIdent: AR43Serves: Oppelo
- Bridgeport Municipal AirportIdent: KXBPServes: Bridgeport
- Bridger Creek AirportIdent: WY34Serves: Lysite
- Bridger Municipal AirportIdent: K6S1Serves: Bridger
- Bridgewater Air ParkIdent: VBWServes: Bridgewater
- Briggs FieldIdent: GA43Serves: Guyton
- Briggs Ranch AirportIdent: 99TXServes: Catarina
- Brigham City Regional AirportIdent: KBMCServes: Brigham City
- Brighton AirportIdent: K45GServes: Brighton
- Brighton Van-Aire Estates AirportIdent: CO12Serves: Brighton
- Brion Memorial AirportIdent: 3WN9Serves: Strum
- Briscoes Catarina Ranch AirportIdent: 1TE1Serves: Catarina
- Brisson AirportIdent: 37VTServes: Shoreham
- Bristol AirportIdent: WN63Serves: Bristol
- Bristol AirstripIdent: 2OA1Serves: Bristolville
- Britt Brown & Porter Ranch AirportIdent: 6FD6Serves: Eustis
- Britton Municipal AirportIdent: KBTNServes: Britton
- Britts Crosswind AirportIdent: 91TEServes: Liberty Hill
- Broad River Air ParkIdent: 3GE3Serves: Lavonia
- Broadt Personal Use AirportIdent: 5PA1Serves: Bloomsburg
- Broadus AirportIdent: K00FServes: Broadus
- Broadwater AirportIdent: MU04Serves: Malden
- Broadway AirfieldIdent: 44NCServes: Landis
- Brock AirparkIdent: 83GAServes: Bainbridge
- Brocker FieldIdent: 4OI8Serves: Canfield
- Brocks AirportIdent: US-0165Serves: Roseboro
- Brodhead AirportIdent: C37Serves: Brodhead
- Broken B AirportIdent: 08OLServes: Hydro
- Broken Bow Municipal AirportIdent: KBBWServes: Broken Bow
- Broken Prop AirportIdent: WI55Serves: Berlin
- Broken Ranch AirportIdent: GA76Serves: Forsyth
- Brokenstraw AirportIdent: P15Serves: Brokenstraw Township
- Bronson AirportIdent: II93Serves: Bargersville
- Broocke Air Patch AirportIdent: FL95Serves: Winter Beach
- Brook Bridge AerodromeIdent: 8GA9Serves: Vaughn
- Brook Hill Farm AirportIdent: VA00Serves: Steeles Tavern
- Brookeridge Air ParkIdent: LL22Serves: Downers Grove
- Brookhaven Calabro AirportIdent: KHWVServes: Shirley
- Brookhaven-Lincoln County AirportIdent: K1R7Serves: Brookhaven
- Brookings AirportIdent: KBOKServes: Brookings
- Brookings Regional AirportIdent: KBKXServes: Brookings
- Brookins Air StripIdent: 73FDServes: Chiefland
- Brookline - Meadowmere AirportIdent: 9GA6Serves: Milledgeville
- Brookline AirportIdent: NH16Serves: Brookline
- Brooklyn AirportIdent: 0VI1Serves: King William
- Brooks County AirportIdent: KBKSServes: Falfurrias
- Brooks FieldIdent: 73KYServes: Brooks
- Brooks FieldIdent: 8NC6Serves: Siler City
- Brooks FieldIdent: KRMYServes: Marshall
- Brooksville–Tampa Bay Regional AirportIdent: KBKVServes: Brooksville
- Brooten Municipal AirportIdent: K6D1Serves: Brooten
- Brosius FieldIdent: 9NE8Serves: Stapleton
- Brothers Aviation AirportIdent: 9OI8Serves: Cambridge
- Brown AirportIdent: 6NC4Serves: Taylorsville
- Brown County AirportIdent: KGEOServes: Georgetown
- Brown FieldIdent: 3SD3Serves: Scenic
- Brown FieldIdent: 46NCServes: Marshville
- Brown FieldIdent: 54MUServes: Skidmore
- Brown FieldIdent: 96TXServes: Christoval