Boarding Pass Special: Get 15% Discount On Rooms & Other Extras Swiss Belhotel & Resorts. Show your Boarding pass and get 15% discount on rooms and F&B plus up to 500 additional AirAsia BIG Points at participating Swiss Belhotel International properties. Terms & Conditions: Period of booking & stay: Now until 30th April 2016. Boarding pass must be the same date of arrival. AirAsia boarding pass must be presented to Reception upon check in. Applies to all participating Swiss Belhotel International properties except Zest Hotels. Book Now.