Yes, you'll find most hotel bookings are refundable provided that you cancel before the accommodation's cancellation deadline, which is usually within 24-48 hours of your check-in date. If your reservation is non-refundable, you might be able to still cancel and be given a refund within a 24-hour period of your booking. Add your dates and click on "Search", then you can use the "fully refundable" filter to view the best deals near St. Mary's Isle of Scilly Terminal.