All ten of the most-delayed Asian airlines last month were Chinese carriers, according to a new report from FlightStats, an American flight-tracking service.

China United Airlines ranked the worst with on-time arrival rate of only 27.15 percent. Xiamen Airlines and Shanghai Airlines ranked second- and third-worst, with on-time arrival rates of 38.62 percent and 47.59 percent, respectively.

The statistics showed that the average on-time performance rating among all 41 Asian airlines was 68.86 percent in June, down 3.35 percent from May 2013. The cancellation rate in the region was 2 percent.

South Korea's Air Busan, with an on-time arrival rate of 96.77 percent, was Asia's best-performing airline in June.