Winter Early Bird : 30 Days Prior To Arrival Save 20%. Cheer up the winter season and come to see the most exciting European cities with our Early Bird Breaks. Mamaison Hotels & Residences are the perfect winter shelter to return to after a day full of experience. With this fantastic winter offer you can save 20% off of the Standard Rate and earn 1000 miles if you stay minimum 2 nights and if you book at least 30 days prior to arrival.