- Dense fog in Chicago area caused delays and cancellations at Midway Airport ahead of busy Christmas Eve WSIL TV
- Southwest Airlines cancels hundreds of flights, disrupting some holiday travelers CBS News
- Southwest cancellations today: Chicago fog to blame for initial issues amid Midway flight cancellations, delays, airlines says WLS-TV
- Multiple flights canceled, temporary ground stop issued at Midway Airport FOX 32 Chicago
- Christmas chaos: Dozens of flights canceled out of both Chicago airports due to dense fog Fox Business