CLIPBOARD : John Wayne Airline Performance

For May, 1991

ON-TIME PERFORMANCE RECORD *

Total Flights % on Time Airline Reported ** ***Departing ****Arriving Alaska Airlines 185 98.9 97.8 American Airlines 1,316 95.9 92.6 America West 1,395 79.4 83.4 Continental Airlines 392 91.9 86.7 Delta Airlines 419 92.4 85.1 Midway Airlines 118 95.0 87.9 Northwest Airlines 387 96.4 90.3 TWA 169 85.1 60.9 United Airlines 341 70.9 72.2 USAir 33 100.0 86.7 TOTAL FLIGHTS 4,755 88.4 86.0

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 460 San Francisco 25 12 48.0 America West 461 San Francisco 26 15 57.6 United 498 Chicago 31 18 58.0 United 1292 San Francisco 31 18 58.0 America West 165 Las Vegas 25 15 60.0 America West 468 San Francisco 31 20 64.5 America West 467 San Francisco 27 18 66.7 America West 469 San Francisco 30 20 66.7 American 898 Chicago 30 21 70.0 America West 465 San Francisco 30 21 70.0 America West 664 Sacramento 29 21 72.4 United 1590 San Francisco 26 19 73.0 America West 582 Phoenix 30 22 73.3 United 1178 San Francisco 30 22 73.3

ARRIVING AT JOHN WAYNE AIRPORT*****

Flight Point of Total Flights Number Airline Number Origin Reported** on Time TWA 211 St. Louis 28 11 United 1043 San Francisco 29 16 United 623 Chicago 28 16 American 835 Chicago 26 15 America West 816 San Francisco 25 15 America West 818 San Francisco 30 18 America West 810 San Francisco 29 18 America West 819 San Francisco 30 19 TWA 65 St. Louis 28 18 Northwest 117 Minneapolis-St. Paul 26 17 United 1045 San Francisco 26 17 Continental 255 Denver 24 17

% Airline on Time TWA 39.2 United 55.1 United 57.1 American 57.6 America West 60.0 America West 60.0 America West 62.0 America West 63.3 TWA 64.2 Northwest 65.3 United 65.3 Continental 70.8

*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.