Airlines That Are Most Often Late

Heads up if you plan on traveling by air soon. Pack your patience. A new study shows more flights are delayed.

The Department of Transportation looked at the airlines with the best and worst on-time arrivals.

Overall, more planes landed late, and cancellations were up compared to the year before.

ExpressJet, Envoy, and Southwest Airlines had the worst on-time performances in May.

As for the best: Hawaiian, Alaska, and Delta Air Lines have the top three bragging rights.