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(DL) Delta Air Lines 426 On-time Performance Rating

Date Range:

01-Oct-2018 to 30-Nov-2018

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
9
53%
Late
0
0%
Very Late
3
18%
Excessive
4
24%
Cancelled
0
0%
Diverted
1
6%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
16
Total Delays ( > 1 min )
9
Codeshares
0
Average Delay (min.)
50
Standard Deviation
45.7
Min
6
Max
156

DL 426 On-time Performance Details

Overall Rating
0.2 of 5
Very Poor
Percentage On-Time 56%
Average Delay Time 50 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.2 shows that this flight has on-time performance characteristics better than 2% of all other flights in the FlightStats database.
On-time Performance Rating
0.1 of 5
Very Poor
Percentage On-Time 56%
This flight has an on-time performance of 56%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 1% of other flights.
Delay Performance
0.2 of 5
Very Poor
Average Delay Time 50 min
This flight has an average delay of 50 minutes with a standard deviation of 45.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 4% of other flights.