Originally Posted by
temppa
Well, AY revenue management does hard capacity control on upcoming flights. They zero the I-bucket about one week prior departure, even when there is 9R or even U available. This means de facto that Lite tickets booked to I-buckets becomes non-changeable (without up-fare) about week in advance. This is something they forgot to mention.
I don't think here the light, classic, flex pricing structure makes any difference. Finnair doesn't promise changes should be free, but instead fare difference and possible change fee must be paid. How they control booking class availability is a separate topic.