Frontier Airlines ranked in fifth place among 12 major airlines for on-time performance in February, its highest ranking for timely flights in three months, according to a according to a federal report today.

Denver-based Frontier also scored a modest gain against other airlines in its customer-complaint rate in February, according to the new Air Travel Consumer Report from the U.S. Department of Transportation.

Frontier is the third-busiest airline at Denver International Airport, behind No. 1 United Airlines and No. 2 Southwest Airlines.

In February, 82.3 percent of Frontier’s flights arrived on time at U.S. airports, slightly behind the 12-airline average of 82.6 percent. But that was good enough for a fifth-place ranking behind Delta Air Lines (with 89.5 percent of flights on time), American Airlines (85.2 percent), and ExpressJet Airlines and Southwest Airlines (both 82.4 percent).

Read more at Denver Business Journal.