Originally Posted by
sethb
So write the company a check for the airfare rebate.
But is there more flexibility on the coach fare? What happens if the company says to fly a different date (or skip the trip)?
It depends on the fare class. Discount business class often can be nonrefundable/changeable with a $250-$400 fee, but full J or even C is about as flexible as full Y. However, J can easily cost twice as much as Z or I.