(DL) Delta Air Lines 4077 On-time Performance Rating

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DL 4077 Historical On-time Performance Ratings

Route:   Detroit to Richmond Route Ratings
Date Range:   February 1, 2014 to March 31, 2014 This Route Time of Day
Flight:   (DL) Delta Air Lines 4077 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:   (RIC) Richmond International Airport (Byrd Field)
Arrivals
Arrival City:   Richmond, VA, US On-time Performance Scorecard

DL 4077 On-time Performance Rating Details

Overall Rating

4 of 5
Good
On-time:
Avg. Delay:
88%
20 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4, shows that this flight has on-time performance characteristics better than 79% of all other flights in the FlightStats database.

On-time Performance

4.7 of 5
Very Good
On-time: 88%
This flight has an on-time performance of 88%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 94% of other flights.

Delay Performance

3.3 of 5
Average
Avg. Delay: 20 min
This flight has an average delay of 20 minutes with a standard deviation of 25.02 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 65% of other flights.

DL 4077 On-time Performance Summary

  On-time Performance
  Delay Statistics
On-time Arrival Performance for this Flight
On-time 16 88%
Late 1 5%
Very Late 0 0%
Excessive 1 5%
Canceled 0 0%
Diverted 0 0%
Total Flights 18
*Due to rounding approximations, values may not add up exactly to 100%
Aggregate Arrival Delay Statistics for this Flight
Observations 4
Average Delay (min.) 20.00
Standard Deviation 25.02
Min 0
Max 54
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