If Booking.com (or the property through the platform) cancels your booking, the immediate result is a full refund of any money you have already paid. The refund is typically processed immediately, though it can take 7 to 12 days to appear in your bank account. However, the logistical impact can be more stressful. If the cancellation happens close to your check-in date due to an error or overbooking, Booking.com's "Customer Service" team is generally obligated to help you find alternative accommodation of a similar standard. If the new accommodation is more expensive, Booking.com may, in some cases, cover the price difference as a gesture of goodwill, though this is not always guaranteed and often requires persistence. In 2026, many "Partner Offers" (bookings facilitated by third-party wholesalers) carry a slightly higher risk of cancellation if the wholesaler's inventory is not synced correctly with the property. If your booking is canceled, you should contact Booking.com support immediately via their "Help Center" to ensure they assist with rebooking and that your refund is on its way.