Originally Posted by
chaptwo
Doing a one way BKK-YYZ via ICN and wonder if they also sell upgrades for those flights. No codeshares involved here. Any help would be appreciated.
Just a reminder the only way to upgrade is you are upfaring your booking class, you are paying the difference from the cost of your ticket to the chespest business class.
Asian carriers don't do like US carriers selling cheap upgrades for several hundred dollars even if you bought the cheapest economy ticket.