Originally Posted by
lotemblizej
W space was available as I did a search for W fares for the city pair and it returned many options, including the two roundtrip flights I selected. ....
Fare searches on UA are faulty if a partner flight is included.
Originally Posted by
lotemblizej
....but won't move me to book via LH instead of UA as I cannot upgrade a LH economy ticket like I can with a UA ticket.
PlusPoints can be used for UA or LH on LH tickets.
But LH W fares on UA or LH tickets can not be upgraded with PlusPoints
Also UA fares searches likely don't validate married segments
It is generally a flaky function.