The following Airlines are cancelling flights, Republic Airways, cancelled 1.43% of its flights between January and June 2021.
JetBlue Airways, which suspended 5.39% of its flights in the first half of 2022, and Mesa Airlines, which suspended 4.48%, followed Republic Airways in the cancellations list. With a cancellation rate of 4.43%, Allegiant Air placed in second place.
The DoT data only considers cancellations that occurred within a week of the flight's anticipated takeoff date; cancellations that occurred earlier than that are not included.
From worst to best, the number of operations each airline cancelled between January and June 2022 is shown below:
6.00% for Republic Airways
Airline JetBlue - 5.39%
4.48% Mesa Airlines
Airline Allegiant - 4.43%
Airlines PSA - 4.13%
3.88% for American Airlines
Endeavour Air: 3.84 percent
3.76% for Spirit Airlines