The Bureau of Transportation Statistics today released April airline on-time numbers.

Latest Report.



Tuesday, June 7, 2011
Contact: Dave Smallen
Tel.: (202) 366-5568
david.smallen@dot.gov



BTS airport rankings on flight delays and other summary tables can be found here.

The Air Travel Consumer Report released today by the U.S. Department of Transportation can be found here.



Tarmac times here.

Tables posted on the BTS website are here.

Table 1: On-time arrival performance during the first four months of 2011 was the ninth best for the January-April period in the 17 years with comparable numbers and the worst since 2008. Note that the number of reporting carriers has varied.

Table 2: April was the 135th best month of the 196 months with comparable records with on-time performance of 75.50 percent. On-time performance in April 2011 was the second lowest of the last 17 years and below the average of 80.19 for April in the past 16 years.

Table 3: Salt Lake City (82.10) had the best and Newark (55.73) had the worst on-time arrival performance of the 29 busiest airports in April.

Table 4: Phoenix (81.31) had the best and Newark (66.24) had the worst on-time arrival performance of the 29 busiest airports for the four-month January-April period.

Table 5: Seattle (86.44) had the best and Newark (67.22) had the worst on-time departure performance of the 29 busiest airports in April.

Table 6: Seattle (85.10) had the best and Chicago Midway (67.34) had the worst on-time departure performance of the 29 busiest airports for the four-month January-April period.

Tarmac Times: There were four tarmac times of more than three hours in April: One taxi-out and three cancellations. The longest tarmac times in April were two flights that were on the tarmac for 202 minutes. Delta Flight 1076 from Atlanta to Salt Lake City on April 27 was on the tarmac for 202 minutes before being canceled. Three of the four three-hour tarmac times were at Atlanta on April 27. United Flight 19 from New York JFK to San Francisco on April 24 was on the tarmac for 202 minutes before being canceled.

Longest 2011 Tarmac Time: Delta Flight 2523 from Atlanta to Honolulu on Jan. 10 was on the Atlanta tarmac for 211 minutes before being canceled.

Chronically Delayed: The most delayed flight in April was Southwest Flight 103 from Chicago Midway to Newark, which was 90.0 percent not on-time, averaging 131 minutes late.

For other airports and more detailed information,look here.

Causes of Delays.



Tarmac Times.



Chronically Delayed Flights.