KL Upgrade on DL Stock?
Jan 8, 2023 | 9:29 am
#1
Original Poster
Join Date: May 2022
Posts: 2
KL Upgrade on DL Stock?
If I have a KL flight ticketed on Delta stock, can I use Flying Blue points to upgrade from standard coach or would it be subject to fare class restrictions for upgrading DL flights with Flying Blue (Y, B, M only)? Thanks in advance!
