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(DL) Delta Air Lines 2997 On-time Performance Rating

Date Range:

15-Aug-2018 to 15-Oct-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
23
77%
Late
0
0%
Very Late
4
13%
Excessive
3
10%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
30
Total Delays ( > 1 min )
15
Codeshares
0
Average Delay (min.)
25
Standard Deviation
22.1
Min
3
Max
72

DL 2997 On-time Performance Details

Overall Rating
2.6 of 5
Average
Percentage On-Time 77%
Average Delay Time 25 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.6 shows that this flight has on-time performance characteristics better than 51% of all other flights in the FlightStats database.
On-time Performance Rating
2.3 of 5
Average
Percentage On-Time 77%
This flight has an on-time performance of 77%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 46% of other flights.
Delay Performance
2.9 of 5
Average
Average Delay Time 25 min
This flight has an average delay of 25 minutes with a standard deviation of 22.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 58% of other flights.