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(BR) EVA Air 397 On-Time Performance Rating

Date Range:

01-Aug-2025 to 30-Sep-2025

(TPE) Taiwan Taoyuan International Airport

Taipei, TW

(HAN) Hanoi Noi Bai International Airport

Hanoi, VN

On-Time Performance Chart

(using rounded numbers)
On-Time
42
69%
Late
7
11%
Very Late
8
13%
Excessive
4
7%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
38
Codeshares
0
Average Delay (min.)
25.342105263157894
Standard Deviation
27.1
Min
0
Max
114

BR 397 On-Time Performance Details

Overall Rating
2.4 of 5
Average
Percentage On-Time 69%
Average Delay Time 25.342105263157894 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 46% of all other flights in the FlightStats database.
On-Time Performance Rating
0.6 of 5
Poor
Percentage On-Time 69%
This flight has an on-time performance of 69%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 12% of other flights.
Delay Performance
4.1 of 5
Good
Average Delay Time 25.342105263157894 min
This flight has an average delay of 25.342105263157894 minutes with a standard deviation of 27.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 82% of other flights.