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(DL) Delta Air Lines 3503 On-time Performance Rating

Date Range:

01-Jul-2019 to 31-Aug-2019

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

(KTN) Ketchikan International Airport

Ketchikan, AK, US

On-Time Performance Chart

(using rounded numbers)
On-Time
42
88%
Late
0
0%
Very Late
3
6%
Excessive
1
2%
Cancelled
1
2%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
47
Total Delays ( > 1 min )
9
Codeshares
47
Average Delay (min.)
28
Standard Deviation
38.7
Min
2
Max
124

DL 3503 On-time Performance Details

Overall Rating
4.0 of 5
Good
Percentage On-Time 89%
Average Delay Time 28 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4 shows that this flight has on-time performance characteristics better than 78% of all other flights in the FlightStats database.
On-time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 89%
This flight has an on-time performance of 89%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.
Delay Performance
2.9 of 5
Average
Average Delay Time 28 min
This flight has an average delay of 28 minutes with a standard deviation of 38.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 58% of other flights.