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(DL) Delta Air Lines 6559 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(CSX) Changsha Huanghua International Airport

Changsha, CN

(PVG) Shanghai Pudong International Airport

Shanghai, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
54
90%
Late
1
2%
Very Late
0
0%
Excessive
2
3%
Cancelled
3
5%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
3
Codeshares
60
Average Delay (min.)
74.33333333333333
Standard Deviation
41.1
Min
0
Max
109

DL 6559 On-Time Performance Details

Overall Rating
2.8 of 5
Average
Percentage On-Time 90%
Average Delay Time 74.33333333333333 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.8 shows that this flight has on-time performance characteristics better than 54% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 90%
This flight has an on-time performance of 90%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 100% of other flights.
Delay Performance
0.5 of 5
Very Poor
Average Delay Time 74.33333333333333 min
This flight has an average delay of 74.33333333333333 minutes with a standard deviation of 41.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 10% of other flights.