Originally Posted by
canadiancow
OP stated it was 016 ticket,
where to credit a P fare, so it would have been based on fare * status multiplier for UA RDMs.
OP is looking for the most RDMs, and OS travel credited to AC should be 100% of miles traveled, which would be roughly 4,500 miles oneway.
or nearly 9,000 AC AE award miles versus (UA crediting the $1,500 sale fare * 5 or 7,500 UA MP RDMs)