Hawaiian Airlines carried 5.6 percent more passengers in June than a year ago as the rapidly expanded airline benefited from additional routes.

The state’s largest carrier transported 873,387 passengers compared with 827,319 in the year-ago period. Hawaiian’s load factor, or the percentage of seats filled, slipped 1.9 percentage points to 84.6 percent from 86.5 percent.

Revenue passenger miles, or one paying passenger transported one mile, climbed 12.9 percent to 1.2 million from 1.1 million while available seat miles, or one seat transported one mile, jumped 15.5 percent to 1.4 million from 1.2 million.