Civil Aviation Abbreviations and Acronyms

1. WFU
   Withdrawn from Use
2. WN
   Southwest Airlines
3. WTMD
   Walk Through Metal Detector
4. YV
   Mesa Airlines
5. YX
   Midwest Express
6. a
   Star Alliance
7. a
   Discounted First booking class
8. a/c
   Aircraft
9. CIP
   Commercially Important Passenger
10. CRS
    Computerized Reservation System
11. D
    Discounted Business booking class
12. F&A
    Flight Attendant
13. b6
    Jetblue Airways
14. F9
    Frontier Airlines
15. N4
    National Airlines
16. N7
    National Airlines
17. NAL
    National Airlines
18. O7
    Ozjet Airlines
19. s2
    Air Sahara
20. SINGCARGO
    Singapore Airlines Cargo

Last updated: May 23, 2020 — Total entries: 286