New US fare booking class / classes "codes" align with AA [1 Feb 2015 ]
Seems that the booking codes are changing for travel after 2/1/2015.
http://www.usairways.com/en-US/divid.../airlines.html
Website seems to suggest that the "new O" is either X or A, but according to Expert Flyer, the new upgrade class is Z.
Anyone know which is right?
Last edited by JDiver; Jan 18, 2015 at 12:04 pm