Autumn Hiking | 4 October – 8 November 2026
When the Kleinwalsertal valley glows in golden colours, perhaps the most beautiful time for active moments of enjoyment in the mountains begins. Look forward to panoramic hikes, e-bike tours and impressive views of the first snow-capped peaks. Book your autumn holiday full of activity, nature and relaxation now.
Family.days | 16 May - 13 Sep | 23 Oct - 06 Nov 2026
A family holiday in the mountains means shared experiences, plenty of nature and precious time together. Look forward to mountain railways, varied tours and an active summer holiday for all ages. Children up to 5 years old stay for free. Plus, enjoyment and relaxation await the whole family at the Sonnenburg.
Golf meets hiking | 14 May - 08 November 2026
Golf and hiking perfectly combined. Play on Germany's southernmost golf course in Oberstdorf and then discover the alpine mountain world of Kleinwalsertal. An active holiday with added value – including cable cars, impressive nature, and relaxing moments of pleasure. Ideal for those who want to stylishly combine sporting variety and relaxation.
Motorbike.love | 14 May - 18 October 2026
The perfect starting point for Alpine passes, winding dream roads, and unforgettable tours through four countries. Experience the feeling of limitless freedom on two wheels and then enjoy pure relaxation at Sonnenburg with its rooftop infinity pool, wellness area, massage, and culinary highlights. Plan your motorcycle adventure in the Alps now.
Solo.active special | 7 - 20 June | 12 Sept - 8 Nov 2026
Ideal for anyone who wants to combine activity, relaxation, and new encounters. After eventful tours, the Rooftop Infinity Pool, Relax.Spa, and beneficial regeneration await you. Perfect for those who enjoy being active, meeting like-minded people, and recharging with inspiration.
Berg.wellness | 17 May - 07 November 2026
Your time out high above the valley: with a rooftop infinity pool, Relax.Spa, and alpine moments of indulgence that pamper body and soul. Whether alone, as a couple, or with friends – enjoy a wellness holiday in the mountains that revitalises you and leaves a lasting impression. Secure your feel-good moments now. All Sonnenburg inclusive services:
Summit.time | 17 May - 07 November 2026
Experience summer in the Alps with unlimited mountain railway tickets, panoramic hikes, and unforgettable moments of freedom and wide-open spaces. At Sonnenburg, indulgence, wellness, and alpine lightness combine for your perfect mountain getaway. Arrive, take a breath, and book your most beautiful summit moment.
Midweek mountain time | 17 May - 7 Nov. 2026
Treat yourself to a revitalising mid-week break with an Unlimited mountain lift pass, wonderful hikes, and alpine tranquillity away from everyday life. With half board, Relax.Spa, and the Sonnenburg feeling, your mid-week escape will be a restful pause full of lightness. Enjoy the peaceful time in the mountains now.
HIKE THE VALLEY | 5th – 10th October 2026
From 5-10 October 2026, a hiking festival awaits you with nature experiences, guided tours and shared summit moments. Three routes from Bronze to Gold invite you to enjoy the mountain world without time pressure – accompanied by music, culinary delights and special encounters. The Sonnenburg is your perfect base for relaxed and inspiring festival days.
Walser Trail Challenge | 23–27 July 2026
Spectacular mountain trails, sporting challenges and genuine trail running moments in the Kleinwalsertal valley. The Walser Trail Challenge covers distances from 15 to 78 km through the impressive alpine landscape. Sonnenburg is your ideal base camp for relaxation, enjoyment and recovery. Perfect for those who want to combine peak athletic performance with a relaxing break.