No one checked out at the check-out front desk of the serviced apartment. How can I get back without refunding the deposit in a hurry to catch the plane?

You can call the hotel front desk to explain the situation and refund the deposit through online refund.

Hotels (also known as hotels, hotels, inns, guest houses, business trips, inns, hotels in China, and hotels in Malaysia and Singapore) are basically defined as business organizations that provide safe and comfortable spaces for users to have a short rest or sleep. Generally speaking, it is a place for guests to stay and eat. Specifically, a hotel is an organization that provides services to its guests through the sale of rooms, restaurants and comprehensive service facilities, taking its buildings as evidence, so as to obtain economic benefits. The hotel mainly provides accommodation services, living services and facilities (bedtime services), catering, games, entertainment, shopping, business centers, banquets and conferences for tourists.