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Table 1 Summary of 3-Hour Tarmac Times March 2009

Table 1 Summary of 3-Hour Tarmac Times March 2009

Number and Percent of Flights with Longest Single Tarmac Time of 3 Hours or More
For an explanation of the new reports, see New Tarmac Time Data Q&A
Airlines ranked by number of longest single tarmac times of 3 hours or longer

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  Number of Regularly Scheduled Flights Longest Single Tarmac Times of 3 Hours or Longer Stage of Operation of the 3-Hour Tarmac Time
Total Percent Prior to Cancellation Multiple Gate Departure Taxi-Out Taxi-In At Diversion Airport
Delta 36,764 31 0.08 2 3 26 0 0
US Airways 36,136 13 0.04 2 1 10 0 0
ExpressJet 25,291 7 0.03 0 2 2 0 3
United 34,554 6 0.02 0 0 3 0 3
Continental 22,952 5 0.02 0 0 5 0 0
American 47,819 5 0.01 0 0 4 0 1
JetBlue 17,149 5 0.03 0 3 2 0 0
Frontier 7,291 4 0.05 0 0 4 0 0
American Eagle 35,929 4 0.01 1 0 3 0 0
Mesa 21,139 2 0.01 0 0 2 0 0
Atlantic Southeast 25,421 2 0.01 0 0 2 0 0
SkyWest 46,899 2 0.00 0 0 2 0 0
Pinnacle 22,575 1 0.00 0 0 1 0 0
AirTran 21,283 1 0.00 1 0 0 0 0
Hawaiian 6,137 0 0.00 0 0 0 0 0
Alaska 11,444 0 0.00 0 0 0 0 0
Comair 13,537 0 0.00 0 0 0 0 0
Northwest 25,718 0 0.00 0 0 0 0 0
Southwest 99,384 0 0.00 0 0 0 0 0
Total 557,422 88 0.02 6 9 66 0 7

Source: Bureau of Transportation Statistics

Explanation of Stage of Operation
Prior to Cancellation: Flight left the gate but was cancelled at the origin airport
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.
Taxi-out: The time between gate departure and wheels-off
Taxi-in: The time between wheels-on and gate arrival
At Diversion Airport: The tarmac time at the alternate airport