Originally Posted by
deaddog
1. Everybody agree that CE tix allow you to show up at airport and get on an earlier flight, same day, same route, at no cost if the seat is available?
It depends on the fare bucket. Some CE tickets have much less flexibility than EuroTraveller ("ET", economy class) tickets.
By the way, some ET tickets will allow you to change flights (including on the same day) as you wish, e.g. fully flexible tickets, for instance, in Y bucket.