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(DL) Delta Air Lines 3559 On-Time Performance Rating

Date Range:

01-Jun-2025 to 31-Jul-2025

(SJC) San Jose Mineta International Airport

San Jose, CA, US

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
51
93%
Late
3
5%
Very Late
1
2%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
55
Total Delays ( > 1 min )
10
Codeshares
55
Average Delay (min.)
12.1
Standard Deviation
10.8
Min
0
Max
33

DL 3559 On-Time Performance Details

Overall Rating
4.8 of 5
Very Good
Percentage On-Time 93%
Average Delay Time 12.1 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 95% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 93%
This flight has an on-time performance of 93%. 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
4.6 of 5
Very Good
Average Delay Time 12.1 min
This flight has an average delay of 12.1 minutes with a standard deviation of 10.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 92% of other flights.

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