HotelClub provides a variety of widgets to search and display hotels.
WordPress Booking plug-in for booking any sort of item. The booking form may be made visible on the public part of your site, or may be used by admin.
BookCottages Availability Calendar http://availability.bookcottages.com/wordpress-plugin.php
With this plugin you can insert a search form hotels Booking.com.
Customers & Orders support - show all old and present aproved and pending bookings from Booking Calendar.
Easy and simple create booking, shopping cart, payment plugin code, just copy and paste to your website