COMPARISON OF SC AND IRROPS

Schedule Change -segment status(history) -SC/WK/UN -30 mins applicable for departure /arrival -OPTION: cancel/rebook

IRROPS( within 48 hours) -flight status(fli-fo) -cancelled, diverted, delayed -30 mins applicable for arrival -65 mins on individual flights

CONTROLLABILITY:

Controllable -Maintenance -Crew delay -Aircraft damage -Customer and baggage delays -Diversions, regardless of cause, at diversion station

Uncontrollable -Airport facilities issues -Airport security issues -Customs and immigration -National security issues -Non-UA/UAX strike/work action -Weather, including ATC delays and cancelations