Yes, you'll find most room reservations are fully refundable provided that you cancel prior to the hotel's cancellation deadline, which is usually within 24-48 hours of your scheduled arrival. If you have a non-refundable reservation, you might be able to still cancel and be given a refund within 24 hours of your booking. Add your dates and click on "Search", then you can filter by "fully refundable" to review the top deals on offer near Yellowstone National Park East Entrance.