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(DL) Delta Air Lines 6434 On-Time Performance Rating

Date Range:

01-Dec-2025 to 31-Jan-2026

(TYN) Taiyuan Wusu International Airport

Taiyuan, CN

(PVG) Shanghai Pudong International Airport

Shanghai, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
44
85%
Late
4
8%
Very Late
0
0%
Excessive
3
6%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
52
Total Delays ( > 1 min )
31
Codeshares
52
Average Delay (min.)
20.93548387096774
Standard Deviation
38.2
Min
0
Max
160

DL 6434 On-Time Performance Details

Overall Rating
4.7 of 5
Very Good
Percentage On-Time 85%
Average Delay Time 20.93548387096774 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.7 shows that this flight has on-time performance characteristics better than 92% of all other flights in the FlightStats database.
On-Time Performance Rating
4.8 of 5
Very Good
Percentage On-Time 85%
This flight has an on-time performance of 85%. 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
4.5 of 5
Good
Average Delay Time 20.93548387096774 min
This flight has an average delay of 20.93548387096774 minutes with a standard deviation of 38.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 90% of other flights.