CLIPBOARD : John Wayne Airline Performance For April, 1991

ON-TIME PERFORMANCE RECORD *

Total Flights % on Time Airline Reported ** *** Departing **** Arriving Alaska Airlines 175 96.6 96.6 American Airlines 1,199 96.8 88.3 America West 1,098 80.3 84.0 Continental Airlines 388 88.3 81.3 Delta Airlines 413 93.2 77.7 Midway Airlines 120 95.0 83.3 Northwest Airlines 379 85.7 82.1 TWA 161 90.0 65.4 United Airlines 330 78.7 78.9 USAir 1,206 91.2 94.0 TOTAL FLIGHTS 5,469 89.3 85.9

FLIGHTS WITH THE WORST ON-TIME RECORDS DEPARTING FROM JOHN WAYNE AIRPORT *****

Flight Total Flights Number % Airline Number Destination Reported ** on Time on Time America West 469 San Francisco 28 15 53.5 United 1292 San Francisco 27 16 59.2 America West 465 San Francisco 30 18 60.0 America West 464 San Francisco 28 17 60.7 America West 592 Phoenix 29 20 68.9 America West 468 San Francisco 30 21 70.0 United 1590 San Francisco 24 17 70.8 America West 582 Phoenix 28 20 71.4 America West 460 San Francisco 25 18 72.0 Northwest 1233 Seattle 25 18 72.0 United 1074 San Francisco 30 22 73.3

FLIGHTS WITH THE WORST ON-TIME RECORDS ARRIVING AT JOHN WAYNE AIRPORT *****

Flight Point of Total Flights Number % Airline Number Origin Reported ** on Time on Time TWA 211 St. Louis 30 12 40.0 United 1043 San Francisco 30 14 46.6 American 619 Dallas-Ft. Worth 30 17 56.6 America West 819 San Francisco 30 17 56.6 Delta 725 Dallas-Ft. Worth 30 18 60.0 American 229 Chicago 28 17 60.7 Delta 785 Dallas-Ft. Worth 29 18 62.0 Continental 1679 Denver 23 15 65.2 America West 818 San Francisco 30 20 66.7 American 747 Dalls-Ft. Worth 28 19 67.8 American 147 Dallas-Ft. Worth 28 20 71.4

* Department of Transportation defines “on time” as arriving at or departing from a gate within 15 minutes of the scheduled time. ** Total number of reported flights arriving at and departing from John Wayne Airport; includes canceled and diverted flights *** Percentage of on-time flights departing from John Wayne Airport **** Percentage of on-time flights arriving at John Wayne Airport ***** 20 or more flights per month; includes canceled and diverted flights Source: Department of Transportation.