Winter Holidays Offer, Up To 25% Off At UNA Hotels & Resorts, Italy. Enjoy Your Winter Holiday With Us! Take advantage of 25% off with the code C-WINTERPROMO. Book and stay by February 28th! Select the location, the hotel of your choice, the date of you stay (minimum 2 nights) and insert the code C-WINTERPROMO in the Promotional Code field in the reservation box on the top right. Terms and Conditions: The promotion is valid for bookings by February 28th, and stays before February 28th, and is subject to hotel availability. The booking rate must be pre-paid and is non-refundable. The discount percentage can only be applied to the Best Flexible Rate. The promotion cannot be combined with other offers. Book Now.