background

(SC) Shandong Airlines 4634 On-Time Performance Rating

Date Range:

01-Jul-2026 to 31-Aug-2026

(RMQ) Taichung International Airport

Shalu, TW

(TAO) Qingdao Jiaodong International Airport

Qingdao, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
1
20%
Late
3
60%
Very Late
0
0%
Excessive
1
20%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
5
Total Delays ( > 1 min )
5
Codeshares
0
Average Delay (min.)
38
Standard Deviation
32.6
Min
12
Max
95

SC 4634 On-Time Performance Details

Overall Rating
1.2 of 5
Poor
Percentage On-Time 20%
Average Delay Time 38 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.2 shows that this flight has on-time performance characteristics better than 22% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 20%
This flight has an on-time performance of 20%. 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
2.3 of 5
Average
Average Delay Time 38 min
This flight has an average delay of 38 minutes with a standard deviation of 32.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 46% of other flights.