What is a Microstay? January 23, 2019 15:22 Updated Microstays are hotel reservations of less than 24 hours where you get to decide what time you enter the hotel and the amount of time you’ll stay, only paying for the time you need. Exactly what we offer at BYHOURS. Related articles Is it the same as a by-the-hour hotel reservation? What is BYHOURS? What could I need a microstay for? How many hours can I book? Contact Us Comments 0 comments Please sign in to leave a comment.