background

(AE) Mandarin Airlines 991 On-Time Performance Rating

Date Range:

01-Jul-2026 to 31-Aug-2026

(TPE) Taiwan Taoyuan International Airport

Taipei, TW

(XMN) Xiamen Gaoqi International Airport

Xiamen, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
44
83%
Late
5
9%
Very Late
2
4%
Excessive
2
4%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
53
Total Delays ( > 1 min )
30
Codeshares
53
Average Delay (min.)
20.066666666666666
Standard Deviation
39.6
Min
0
Max
216

AE 991 On-Time Performance Details

Overall Rating
4.8 of 5
Very Good
Percentage On-Time 83%
Average Delay Time 20.066666666666666 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.8 shows that this flight has on-time performance characteristics better than 94% of all other flights in the FlightStats database.
On-Time Performance Rating
4.8 of 5
Very Good
Percentage On-Time 83%
This flight has an on-time performance of 83%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 96% of other flights.
Delay Performance
4.7 of 5
Very Good
Average Delay Time 20.066666666666666 min
This flight has an average delay of 20.066666666666666 minutes with a standard deviation of 39.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 93% of other flights.