All 31,450 seats for the Kedarnath helicopter shuttle service, scheduled between April 22 and June 15, were sold out within 90 minutes of the booking portal opening, officials said on Saturday, reported PTI. 

According to officials, the booking process commenced at 6 pm on April 15, with the final ticket issued by 7:28 pm. A total of 10,855 tickets were successfully generated through the official IRCTC portal during this period.