Travel JetBlue ‘proactively’ cancels nearly 1,300 flights into mid-January as sick calls surge from omicron December 30, 2021December 31, 2021 Eve Chen, USA TODAY Comments Off on JetBlue ‘proactively’ cancels nearly 1,300 flights into mid-January as sick calls surge from omicron JetBlue hopes to reduce last-minute flight cancellations by proactively canceling flights through the first few weeks of January as COVID cases climb.