Originally Posted by
tomwhom
How is TATL / TPAC upgrade AC SE100k VS UA 1K using instruments in terms of fare class restriction, instant clear vs waitlist and any other considerations?
I’m eyeing SE100K should I leave UA in 2021.
I'm not a good person to ask. I either travel on "P" discounted J tickets or latitude (Y/B) on flights where I know I can confirm the upgrade at time of booking.