Originally Posted by
Weez_1000
Thanks sbm12, I was looking at that earlier trying to determine if overseas flights were eligible for M fare upgrades and didnt really see anything but I may have glossed over it. Ill take a close look when i get back, for now headed to the airport
Fare rules are not a particularly interesting read. In fact, they can make your head spin, like this:
(And, as mentioned, you won't find anything about upgrades, which are a function of the separate OnePass program, in the fare rules for any fare.)