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(3U) Sichuan Airlines 4099 On-Time Performance Rating

Date Range:

15-Jul-2026 to 15-Sep-2026

(CIF) Chifeng Yulong Airport

Chifeng, CN

(NKG) Nanjing Lukou International Airport

Nanjing, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
23
66%
Late
6
17%
Very Late
1
3%
Excessive
1
3%
Cancelled
3
9%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
35
Total Delays ( > 1 min )
18
Codeshares
35
Average Delay (min.)
18.5
Standard Deviation
16.3
Min
0
Max
72

3U 4099 On-Time Performance Details

Overall Rating
2.6 of 5
Average
Percentage On-Time 66%
Average Delay Time 18.5 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.6 shows that this flight has on-time performance characteristics better than 51% of all other flights in the FlightStats database.
On-Time Performance Rating
0.7 of 5
Poor
Percentage On-Time 66%
This flight has an on-time performance of 66%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 14% of other flights.
Delay Performance
4.5 of 5
Good
Average Delay Time 18.5 min
This flight has an average delay of 18.5 minutes with a standard deviation of 16.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 90% of other flights.