Yes, most hotel bookings are fully refundable if you cancel prior to the accommodation's cancellation deadline, which is usually within 24-48 hours of your arrival date. If you have a non-refundable reservation, it might still be possible to cancel it and receive a refund within a 24-hour period of your booking. Plug in your dates, click on "Search", then use the "fully refundable" filter to get the top deals on offer near Chapel on the Hill.