Using OLD UA Mileage Plus Number
I choose UA forum over OZ forum. No double posting.
I am flying GMP (Seoul) to CJU (Cheju) tomorrow on OZ.
I used my UA Mileage Plus Number (two letters + six digit numbers). However, OZ system did not take my number.
So I tried old UA Mileage Plus Number (Pre merger number: eleven digit numbers). Surprisingly, the system took my old number.
The question is... will it work?
Does anyone have a similar experience with OZ or other star alliance carriers?
Thanks.
Last edited by poohhead80; Nov 29, 2017 at 1:52 am
Reason: typo