AirlinesAug 14, 6:34 PM
American Airlines Flights Clash Near Phoenix Due to Duplicate Flight Numbers
Two American Airlines flights using the same flight number were airborne near Phoenix at the same time, on the same air traffic control frequency, and one accepted instructions meant for the other. The planes never lost required separation, but the communications close call highlights a strange problem facing major carriers: in a codeshare-heavy world, airlines are running out of usable flight numbers.