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Table 1 Summary of 3-Hour Tarmac Times June 2009

Table 1 Summary of 3-Hour Tarmac Times June 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 Time 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
United 32,990 48 0.15 2 3 35 0 8
Delta 35,467 33 0.09 0 5 27 0 1
American 46,140 32 0.07 6 4 17 1 4
US Airways 34,774 24 0.07 3 4 17 0 0
JetBlue 16,504 23 0.14 0 4 19 0 0
Comair 14,085 22 0.16 6 3 13 0 0
Northwest 27,513 15 0.05 3 1 7 0 4
American Eagle 36,732 14 0.04 3 0 11 0 0
ExpressJet 28,195 14 0.05 2 5 7 0 0
Mesa 21,139 13 0.06 7 1 5 0 0
Southwest 96,195 11 0.01 0 5 5 0 1
AirTran 22,161 10 0.05 0 5 5 0 0
Pinnacle 22,381 8 0.04 4 2 2 0 0
Continental 22,171 8 0.04 2 0 2 0 4
SkyWest 47,396 3 0.01 2 0 0 0 1
Alaska 12,138 0 0.00 0 0 0 0 0
Atlantic Southeast 27,822 0 0.00 0 0 0 0 0
Frontier 7,658 0 0.00 0 0 0 0 0
Hawaiian 6,133 0 0.00 0 0 0 0 0
Total 557,594 278 0.05 40 42 172 1 23

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