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
| 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 | ||
| US Airways | 30,574 | 25 | 0.08 | 3 | 0 | 21 | 1 | 0 |
| American | 42,303 | 16 | 0.04 | 0 | 0 | 16 | 0 | 0 |
| AirTran | 18,447 | 5 | 0.03 | 0 | 1 | 4 | 0 | 0 |
| SkyWest | 45,383 | 3 | 0.01 | 1 | 0 | 2 | 0 | 0 |
| Delta | 52,920 | 3 | 0.01 | 0 | 0 | 3 | 0 | 0 |
| Frontier | 6,152 | 2 | 0.03 | 0 | 0 | 2 | 0 | 0 |
| United | 26,091 | 2 | 0.01 | 0 | 0 | 2 | 0 | 0 |
| American Eagle | 33,320 | 2 | 0.01 | 1 | 0 | 0 | 0 | 1 |
| Southwest | 82,509 | 2 | 0.00 | 0 | 0 | 2 | 0 | 0 |
| Comair | 10,755 | 1 | 0.01 | 0 | 0 | 1 | 0 | 0 |
| Hawaiian | 5,094 | 0 | 0.00 | 0 | 0 | 0 | 0 | 0 |
| Alaska | 9,567 | 0 | 0.00 | 0 | 0 | 0 | 0 | 0 |
| Mesa | 14,281 | 0 | 0.00 | 0 | 0 | 0 | 0 | 0 |
| JetBlue | 15,303 | 0 | 0.00 | 0 | 0 | 0 | 0 | 0 |
| Continental | 18,438 | 0 | 0.00 | 0 | 0 | 0 | 0 | 0 |
| Pinnacle | 20,404 | 0 | 0.00 | 0 | 0 | 0 | 0 | 0 |
| Atlantic Southeast | 23,305 | 0 | 0.00 | 0 | 0 | 0 | 0 | 0 |
| ExpressJet | 27,142 | 0 | 0.00 | 0 | 0 | 0 | 0 | 0 |
| All Airlines | 481,988 | 61 | 0.01 | 5 | 1 | 53 | 1 | 1 |
Source: Bureau of Transportation Statistics
Explanation of Stage of Operation
Prior to Cancellation: Flight left the gate but was canceled 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