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(DL) Delta Air Lines 3731 On-time Performance Rating

Date Range:

15-Jul-2018 to 15-Sep-2018

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

(GEG) Spokane International Airport

Spokane, WA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
10
67%
Late
1
7%
Very Late
2
13%
Excessive
2
13%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
15
Total Delays ( > 1 min )
8
Codeshares
15
Average Delay (min.)
27
Standard Deviation
21
Min
3
Max
60

DL 3731 On-time Performance Details

Overall Rating
2.3 of 5
Average
Percentage On-Time 67%
Average Delay Time 27 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.3 shows that this flight has on-time performance characteristics better than 44% of all other flights in the FlightStats database.
On-time Performance Rating
1.4 of 5
Poor
Percentage On-Time 67%
This flight has an on-time performance of 67%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 27% of other flights.
Delay Performance
3.1 of 5
Average
Average Delay Time 27 min
This flight has an average delay of 27 minutes with a standard deviation of 21 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 62% of other flights.