(DL) Delta Air Lines 1988 On-time Performance Rating

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DL 1988 Historical On-time Performance Ratings

Route:   Detroit to San Francisco Route Ratings
Date Range:   February 15, 2014 to April 15, 2014 This Route Time of Day
Flight:   (DL) Delta Air Lines 1988 DL - Overall Rating
      DL - Route Ratings
      DL - Route Time of Day
Departure Airport:   (DTW) Detroit Metropolitan Wayne County Airport
Departures
Departure City   Detroit, MI, US On-time Performance Scorecard
Arrival Airport:   (SFO) San Francisco International Airport
Arrivals
Arrival City:   San Francisco, CA, US On-time Performance Scorecard

DL 1988 On-time Performance Rating Details

Overall Rating

1.5 of 5
Poor
On-time:
Avg. Delay:
68%
34 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.5, shows that this flight has on-time performance characteristics better than 28% of all other flights in the FlightStats database.

On-time Performance

1.4 of 5
Poor
On-time: 68%
This flight has an on-time performance of 68%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 27% of other flights.

Delay Performance

1.5 of 5
Poor
Avg. Delay: 34 min
This flight has an average delay of 34 minutes with a standard deviation of 29.34 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 30% of other flights.

DL 1988 On-time Performance Summary

  On-time Performance
  Delay Statistics
On-time Arrival Performance for this Flight
On-time 15 68%
Late 3 13%
Very Late 1 4%
Excessive 3 13%
Canceled 0 0%
Diverted 0 0%
Total Flights 22
*Due to rounding approximations, values may not add up exactly to 100%
Aggregate Arrival Delay Statistics for this Flight
Observations 11
Average Delay (min.) 34.00
Standard Deviation 29.34
Min 5
Max 90
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