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(DL) Delta Air Lines 3913 On-Time Performance Rating

Date Range:

01-Aug-2025 to 30-Sep-2025

(PDX) Portland International Airport

Portland, OR, US

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
29
81%
Late
4
11%
Very Late
1
3%
Excessive
2
6%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
36
Total Delays ( > 1 min )
12
Codeshares
36
Average Delay (min.)
25.166666666666668
Standard Deviation
21.5
Min
0
Max
76

DL 3913 On-Time Performance Details

Overall Rating
3.7 of 5
Good
Percentage On-Time 81%
Average Delay Time 25.166666666666668 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.7 shows that this flight has on-time performance characteristics better than 73% of all other flights in the FlightStats database.
On-Time Performance Rating
3.9 of 5
Good
Percentage On-Time 81%
This flight has an on-time performance of 81%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 79% of other flights.
Delay Performance
3.5 of 5
Average
Average Delay Time 25.166666666666668 min
This flight has an average delay of 25.166666666666668 minutes with a standard deviation of 21.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 69% of other flights.

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