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

Date Range:

01-Nov-2018 to 31-Dec-2018

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

(PEK) Beijing Capital International Airport

Beijing, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
42
76%
Late
4
7%
Very Late
2
4%
Excessive
7
13%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
55
Total Delays ( > 1 min )
30
Codeshares
0
Average Delay (min.)
31
Standard Deviation
47
Min
0
Max
211

DL 189 On-time Performance Details

Overall Rating
1.8 of 5
Average
Percentage On-Time 76%
Average Delay Time 31 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.8 shows that this flight has on-time performance characteristics better than 35% of all other flights in the FlightStats database.
On-time Performance Rating
2.1 of 5
Average
Percentage On-Time 76%
This flight has an on-time performance of 76%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 42% of other flights.
Delay Performance
1.5 of 5
Poor
Average Delay Time 31 min
This flight has an average delay of 31 minutes with a standard deviation of 47 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 31% of other flights.