Originally Posted by
brunos
Staff at TPE tends to be quite strict for such changes. They have so many flights to HKG, that it gets very messy if they keep changing non-changeable tickets.
This is true, but a lot of them are incredibly busy and often oversold so sometimes it can do them a favour if you offer to move. In this case they will be amenable so yes do ask... but expect a no. There's a few nice enough coffee places in TPE if you need to hang around a while.