UA Award Codes (Mar 12)
First - Saver Award (O)
First - Saver Award for Plat Elites & Upgrades (ON)
First - Standard Award (FN)
First - Upgrade from B/M Class for Elites (PN)
First/Business - Saver Award and Alliance Upgrades (I)
First/Business - Saver Award for Plat Elites (IN)
First/Business - Standard Award (ZN)
First/Business - Standard Award & Y Class Upgrade for Elites (JN)
First/Business - Upgrade with Miles/SWU/CR1 (R)
First/Business - Upgrade with Miles/SWU/CR1 for Elites (RN)
Coach - Saver Award (X)
Coach - Saver Award for Elites (XN)
Coach - Standard Award (HN)
Coach - Standard Award for Elites (YN)
Source: Expertflyer 4 March 12