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(DL) Delta Air Lines 3899 On-Time Performance Rating

Date Range:

01-Dec-2025 to 31-Jan-2026

(SFO) San Francisco International Airport

San Francisco, CA, US

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
7
44%
Late
0
0%
Very Late
1
6%
Excessive
8
50%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
16
Total Delays ( > 1 min )
11
Codeshares
16
Average Delay (min.)
75.72727272727273
Standard Deviation
44.7
Min
0
Max
135

DL 3899 On-Time Performance Details

Overall Rating
0.1 of 5
Very Poor
Percentage On-Time 44%
Average Delay Time 75.72727272727273 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.1 shows that this flight has on-time performance characteristics better than 0% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 44%
This flight has an on-time performance of 44%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
0.1 of 5
Very Poor
Average Delay Time 75.72727272727273 min
This flight has an average delay of 75.72727272727273 minutes with a standard deviation of 44.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 1% of other flights.

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