Alaska Airlines in April was the most punctual major U.S. airline, with an on-time arrival rate of 91.2 percent,

according to FlightStats. Major North American airlines and their respective regional partners on average delivered 82 percent of flights to the gate within 15 minutes of scheduled arrival. Among major U.S. airlines, Delta (85.2 percent), Virgin America (84.1 percent) and Southwest (83.5 percent) posted above-average rates. On-time arrival rates for JetBlue (81.5 percent), United (80.5 percent), American (78.6 percent) and US Airways (77.7 percent) were below average.