Take your time under the big sky. Book a room at the El Cosmico for three or more nights and receive up to a 20% discount. Select STAY A WHILE when reserving online or call (432) 729-1950 (inside Texas) or (877) 822-1950 (outside Texas) to make your reservation over the phone. The first night’s room and tax taken as a deposit at the time of booking. The deposit is non-refundable and non-cancelable starting 7 days prior to check-in. Cancellations and modifications can be made without penalty up to to 7 days before check-in.