Our 24-Hour Check-in/Checkout Program makes it easier to travel through Los Angeles International Airport (LAX). You can check in any time of day and stay for 24 hours at no extra charge. Just book a qualifying reservation at a nightly rate of at least $189 (excluding tax) and fill out the form online. Reservations must be booked through a Starwood brand channel at least 48 hours prior to arrival. This program is not valid for reservations made through third-party companies.