Yes, you'll find most hotel room reservations are fully refundable if you cancel prior to the accommodation's cancellation deadline, which is often 24 or 48 hours before your arrival date. If you booked a non-refundable reservation, you may still be able to cancel and receive a refund within a 24-hour period of booking. Add your dates and click on "Search", then you can use the "fully refundable" filter to review the best options available near Watling's Castle.