A quick and dirty resource for finding Award Availability in the most popular airlines:
All Nippon Airlines – Very Convoluted
Award Room Availability for Hotels Coming Soon
Hyatt award chart – Hyatt shows you the price, and has a check box for ‘ Show World of Hyatt Points & Awards ‘ for easy access to your specific hotel on a specific date.
Hilton Awards – Surprisingly easy with the ‘Hilton Points’ check box
IHG (Holiday Inn Group) – Choose ‘Rewards Nights’ under Rate Preference