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(CA) Air China 4237 On-Time Performance Rating

Date Range:

15-Jul-2026 to 15-Sep-2026

(CTU) Chengdu Shuangliu International Airport

Chengdu, CN

(SHA) Shanghai Hongqiao International Airport

Shanghai, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
25
46%
Late
19
35%
Very Late
4
7%
Excessive
4
7%
Cancelled
1
2%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
53
Total Delays ( > 1 min )
46
Codeshares
0
Average Delay (min.)
20.26086956521739
Standard Deviation
17.4
Min
0
Max
90

CA 4237 On-Time Performance Details

Overall Rating
2.4 of 5
Average
Percentage On-Time 47%
Average Delay Time 20.26086956521739 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.4 shows that this flight has on-time performance characteristics better than 47% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 47%
This flight has an on-time performance of 47%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
4.8 of 5
Very Good
Average Delay Time 20.26086956521739 min
This flight has an average delay of 20.26086956521739 minutes with a standard deviation of 17.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 96% of other flights.