according to chinatimes.com.tw Mandarin Airlines of Taiwan was given permission to charter non-stop flights betwee the Taiwanese capital Taipei (TPE) and the North Korean capital of PyongYang (FNJ?) between 11MAY and the end of AUG totalling 14 flights.
It will be flown by a 737-800. Flight time is 3hr 30min
is there any other charters from other airlines?