A Southwest Airlines jetliner lands at Chicago Midway International Airport in Chicago, Illinois, U.S..
Southwest Airlines cancelled more than 300 flights on Tuesday as winter weather hit parts of the US.
  • Nearly 1,000 flights were canceled on Tuesday as an ice storm hit the US, per FlightAware.
  • Texas airports suffered from the most disruption, especially Dallas-Fort Worth International.
  • Southwest, which is Dallas-based, canceled more than 300 flights on Tuesday, per the data.

Nearly 1,000 flights were canceled on Tuesday as a winter storm swept across parts of the US.

According to flight-tracker FlightAware, more than 980 flights into and out of the US were scrubbed on Tuesday morning, at time of publication. In addition, more than 700 flights were delayed, the data showed.