Originally Posted by
Andyh80
Well ... I booked a United flight on United.com. Some segments are operated by Lufthansa, their partner. IMHO, they must accept their gift certificates for this kind of purcahses.
I am asking people if they were successful paying with GC for multi-carrier flights, where United was the primary airline?
No, they don't. The gift certificates are valid only on purely-UA operated itinerary. I had no problem using them for SFO-HKG on a UA-operated, UA-marketed itinerary.