Originally Posted by
NWIFlyer
I doubt this is down to BA. As you've said, it's a busy time of year so award space is in demand. It's much more likely someone else grabbed the inventory between the two calls.
exactly, or the airline's revenue management changed inventory, which can move every day significantly so close to departure. Ultimately the rule in such cases is if you see anything you like, book it or expect to lose it, be it miles or cash.