(DL) Delta Air Lines 189 On-time Performance Rating

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DL 189 Historical On-time Performance Ratings

Route:   Detroit to Beijing
Date Range:   September 15, 2017 to November 15, 2017
Flight:   (DL) Delta Air Lines 189
Departure Airport:   (DTW) Detroit Metropolitan Wayne County Airport
Departure City   Detroit, MI, US
Arrival Airport:   (PEK) Beijing Capital International Airport
Arrival City:   Beijing, CN

DL 189 On-time Performance Rating Details

Overall Rating

2.2 of 5
Average
On-time:
Avg. Delay:
84%
45 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.2, shows that this flight has on-time performance characteristics better than 44% 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

0.2 of 5
Very Poor
Avg. Delay: 45 min
This flight has an average delay of 45 minutes with a standard deviation of 66.98 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 3% of other flights.

DL 189 On-time Performance Summary

  On-time Performance
  Delay Statistics
On-time Arrival Performance for this Flight
On-time 50 84%
Late 4 6%
Very Late 1 1%
Excessive 4 6%
Canceled 0 0%
Diverted 0 0%
Total Flights 59
*Due to rounding approximations, values may not add up exactly to 100%
Aggregate Arrival Delay Statistics for this Flight
Observations 14
Average Delay (min.) 45.00
Standard Deviation 66.98
Min 1
Max 212
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