Originally Posted by
xjaehyun
I’ve seen that message before when searching for availability on JFK-LAX. At least for me, it means that I don’t have enough certificates available for use for that particular flight.
Which would mean that one segment upgrade is more than 4 certs, which would be kind of crazy given that prices aren't that high. Too bad even customer service has no idea how many certificates it would cost. Hopefully they will actually process MTM normally when the 48/24 hours come up.