Domestic Flights with Tarmac Times of More than 3 Hours and International Flights with Tarmac Times of More than 4 Hours, September 2017
* Stage of Operation where 3-hour tarmac time took place:
C Prior to Cancellation: Flight left the gate but was canceled at the origin airport
D At Diversion Airport: The tarmac time at the alternate airport
M Multiple Gate Departure: Flight left the gate, then returned and then left again to resume normal operation. Tarmac time is the time before the return to the gate.
TI Taxi-in: The time between wheels-on and gate arrival
TO Taxi-out: The time between gate departure and wheels-off
** Cause...