Fare basis code

A fare basis code or FBC specifies the rules of an airline's fare. Fare codes starts with a letter followed by optional letters and digits^[1].

Booking codes

• R: supersonic, formerly Concorde only, used now some A380 suites & UA upgrades^[2].
• F: first class
• A: discounted first class
• J, C: business class
• D, I, Z: discounted business class
• W, T premium economy class
• B, H, K, Y: economy class
• L, M, N, Q, T, V, X: discounted economy class

References