A lot more goes into flight pricing than the available space. They'll look at their data and sometimes hold out on high prices, hoping for someone to bite on 1

A lot more goes into flight pricing than the available space. They'll look at their data and sometimes hold out on high prices, hoping for someone to bite on 1 ticket they desperately need vs trying to sell 5 tickets at 25% of their current price. Source: friend works in pricing for a major airline