Originally Posted by
flyerCO
I'm not just talking theoretically. Can tell you I've been upgraded on it and RUC is usable.
Aslo the DM line response is plainly wrong. You can use a RUC on flights to Northern South America as long as it's not a D1 route.
I'm not talking theoretically either - ticket says not upgrade eligible and DM line confirms. What does the Northern part of another continent have to do with this? Iceland is in Europe.