Yes! Most hotel reservations are fully refundable provided that you cancel prior to the hotel's cancellation deadline, which is often 24 or 48 hours before your arrival date. If your reservation is non-refundable, you might be able to cancel it and be given a refund within 24 hours of booking. Add dates, click "Search", then use the filter option "fully refundable" to view the best options available near Mannerheim Line.