Originally Posted by
PDXPremier
I think the fare codes will stay the same since they are using SHARES but there just won't be any CO airline code attached to the flight number...I have a CO reward on UA metal in May and it automatically booked in X class as a CO codeshare (not UA's current XY class).
Load the UA side, you'll probably be in XY as far as they're concerned. X on the partner side maps to XY on the UA side.