(DL) Delta Air Lines 4977 On-time Performance Rating

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DL 4977 Historical On-time Performance Ratings

Route:   Detroit to Lexington Route Ratings
Date Range:   February 1, 2014 to March 31, 2014 This Route Time of Day
Flight:   (DL) Delta Air Lines 4977 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:   (LEX) Blue Grass Airport
Arrivals
Arrival City:   Lexington, KY, US On-time Performance Scorecard

DL 4977 On-time Performance Rating Details

Overall Rating

3.3 of 5
Average
On-time:
Avg. Delay:
84%
29 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.3, shows that this flight has on-time performance characteristics better than 64% of all other flights in the FlightStats database.

On-time Performance

4.3 of 5
Good
On-time: 84%
This flight has an on-time performance of 84%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 86% of other flights.

Delay Performance

2.3 of 5
Average
Avg. Delay: 29 min
This flight has an average delay of 29 minutes with a standard deviation of 37.97 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 46% of other flights.

DL 4977 On-time Performance Summary

  On-time Performance
  Delay Statistics
On-time Arrival Performance for this Flight
On-time 16 84%
Late 2 10%
Very Late 0 0%
Excessive 1 5%
Canceled 0 0%
Diverted 0 0%
Total Flights 19
*Due to rounding approximations, values may not add up exactly to 100%
Aggregate Arrival Delay Statistics for this Flight
Observations 6
Average Delay (min.) 29.00
Standard Deviation 37.97
Min 0
Max 103
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