Originally Posted by
1KHI
The agent is clueless but transferred me to the supervisor, who said you cannot do that because there is no mapping from a United Premium Economic (R) to a Lufthansa Premium Economy fare class. Any advise if that's correct and to what fare class does R map to?
Bad news.
The mapping is UA O, A, R -> LH G, E, N.
However, LH N fares are not eligible for GPU upgrade.