(OZ) Asiana Airlines 9531 On-time Performance Rating

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OZ 9531 Historical On-time Performance Ratings

Route:   Chicago to Houston Route Ratings
Date Range:   May 15, 2014 to July 15, 2014 This Route Time of Day
Flight:   (OZ) Asiana Airlines 9531 OZ - Overall Rating
      OZ - Route Ratings
      OZ - Route Time of Day
Departure Airport:   (ORD) O'Hare International Airport
Departures
Departure City   Chicago, IL, US On-time Performance Scorecard
Arrival Airport:   (IAH) George Bush Intercontinental Airport
Arrivals
Arrival City:   Houston, TX, US On-time Performance Scorecard

OZ 9531 On-time Performance Rating Details

Overall Rating

0.7 of 5
Poor
On-time:
Avg. Delay:
66%
35 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.7, shows that this flight has on-time performance characteristics better than 12% of all other flights in the FlightStats database.

On-time Performance

0.3 of 5
Very Poor
On-time: 66%
This flight has an on-time performance of 66%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 5% of other flights.

Delay Performance

1.1 of 5
Poor
Avg. Delay: 35 min
This flight has an average delay of 35 minutes with a standard deviation of 39.61 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 21% of other flights.

OZ 9531 On-time Performance Summary

  On-time Performance
  Delay Statistics
On-time Arrival Performance for this Flight
On-time 33 66%
Late 4 8%
Very Late 5 10%
Excessive 7 14%
Canceled 1 2%
Diverted 1 2%
Total Flights 50
*Due to rounding approximations, values may not add up exactly to 100%
Aggregate Arrival Delay Statistics for this Flight
Observations 28
Average Delay (min.) 35.00
Standard Deviation 39.61
Min 1
Max 142
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