Orwokki

With this plugin you can show list of available places for renting and get reservations for those places.
Reservations can be created from client-side UI or from WP admin. When place is reserved then it will no longer be available for new reservations, 
before previous reservation has been removed.

OPR Place Reservations

Plugin for showing and handling rentable places and their reservations

feryaz

easyReservations is the perfect plugin for receiving, managing and handling bookings easily. It’s designed to be used for any reservable business like hotels, cars, events, B&Bs, appointments or conferences. 
It’s very flexible and intuitive and has a huge amount of functions and possibilities. Of course it’s completely translatable.
<a href="http://easyreservations.org/" title="Website!" rel="nofollow ugc">Website</a>
<h4>Features</h4>
<ul>
<li>Resource Catalog</li>
<li>Availability calendar</li>
<li>Unlimited customizable reservation forms</li>
<li>Property management</li>
<li>Half-hourly, hourly, daily, nightly and weekly billing</li>
<li>Flexible price filters, rates, discounts and availability</li>
<li>Live price calculation and error handling</li>
<li>And a lot more!</li>
</ul>
<a href="http://easyreservations.org/knowledgebase/" title="Documentation" rel="nofollow ugc">Documentation</a> | <a href="http://easyreservations.org/forums/forum/bug-reports/" title="Report bugs" rel="nofollow ugc">Report bugs</a> | <a href="http://easyreservations.org/premium/" title="Support the development!" rel="nofollow ugc">Premium</a>

easyReservations

This powerful property and reservation management plugin allows you to receive, schedule and handle your bookings easily!

OPR Place Reservations vs easyReservations