High-demand sessions are the opening and closing ceremonies, figure skating, short track, speed skating (all events except for the men's 10,000m), hockey (the men's semifinals, bronze medal game and final, and the women's final), curling finals and ski jumping finals.
PyeongChang said about 60 percent of tickets for high demand events and 80 percent of all other sessions were available for purchase during the first window.
Tickets may be purchased in real time during the online general sales period starting on Sept. 5. On-site sales will commence in October.
There will be 1.18 million tickets on sale, with 30 percent to be sold outside Korea.