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(CZ) China Southern Airlines 1237 On-time Performance Rating

Date Range:

01-Jun-2019 to 31-Jul-2019

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

(MSY) Louis Armstrong New Orleans International Airport

New Orleans, LA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
39
72%
Late
4
7%
Very Late
1
2%
Excessive
10
19%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
54
Total Delays ( > 1 min )
21
Codeshares
54
Average Delay (min.)
45
Standard Deviation
42.7
Min
0
Max
169

CZ 1237 On-time Performance Details

Overall Rating
1.8 of 5
Average
Percentage On-Time 72%
Average Delay Time 45 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 34% of all other flights in the FlightStats database.
On-time Performance Rating
2.7 of 5
Average
Percentage On-Time 72%
This flight has an on-time performance of 72%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 54% of other flights.
Delay Performance
0.8 of 5
Poor
Average Delay Time 45 min
This flight has an average delay of 45 minutes with a standard deviation of 42.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 16% of other flights.