Originally Posted by
Lux Flyer
I mean in fairness both agents and you were partially mistaken. The first agent was wrong about no guests , however the second agent/you were incorrect since your guest wasn't on the same flight which has been required since May 2021 per *A lounge access policy.
https://www.staralliance.com/en/lounge-access-policy
Their admission was legit.
United only makes the "same flight" distinction for *G guests into UCs.
*A F guests have no such restriction.
https://www.united.com/ual/en/us/fly...es/access.html