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(DL) Delta Air Lines 3834 On-Time Performance Rating

Date Range:

01-Nov-2025 to 31-Dec-2025

(ONT) Ontario International Airport

Ontario, CA, US

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
5
56%
Late
2
22%
Very Late
1
11%
Excessive
1
11%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
9
Total Delays ( > 1 min )
5
Codeshares
9
Average Delay (min.)
30.6
Standard Deviation
23.5
Min
0
Max
68

DL 3834 On-Time Performance Details

Overall Rating
1.7 of 5
Average
Percentage On-Time 56%
Average Delay Time 30.6 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.7 shows that this flight has on-time performance characteristics better than 32% of all other flights in the FlightStats database.
On-Time Performance Rating
0.4 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 8% of other flights.
Delay Performance
2.9 of 5
Average
Average Delay Time 30.6 min
This flight has an average delay of 30.6 minutes with a standard deviation of 23.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 58% of other flights.

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