Yes, you'll find most hotel room reservations are fully refundable if you cancel before the accommodation's cancellation deadline, which often is within 24-48 hours of your check-in date. If you booked a non-refundable reservation, it may still be possible to cancel it and receive a refund within a 24-hour period of your booking. Add your dates and click on "Search", then you can filter by "fully refundable" to review the best options available near Regional Tourism Information Center Kaliningrad.