NEW YORK (AP) — Southwest Airlines canceled hundreds of flights over the weekend, blaming the woes on air traffic control issues and weather.

Wake Up Wyoming logo
Get our free mobile app

The airline canceled more than 1,000 flights, or 28% of its schedule as of 5 p.m. ET Sunday, according to flight tracker FlightAware.

The cancellations mark the highest rate by far of the major U.S. airlines.

Next in line are Allegiant and Spirit, both of which had canceled 5% and 4% of its flights respectively, according to the flight tracker.

American Airlines canceled 2% of its flights. Southwest said in a statement that it is working diligently to reset operations and is allowing customers to rebook themselves on their website.

LOOK: Famous Historic Homes in Every State

More From Wake Up Wyoming