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(DL) Delta Air Lines 3944 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

(IDA) Idaho Falls Regional Airport

Idaho Falls, ID, US

On-Time Performance Chart

(using rounded numbers)
On-Time
3
60%
Late
1
20%
Very Late
0
0%
Excessive
1
20%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
5
Total Delays ( > 1 min )
3
Codeshares
5
Average Delay (min.)
50.333333333333336
Standard Deviation
57.2
Min
0
Max
116

DL 3944 On-Time Performance Details

Overall Rating
1.3 of 5
Poor
Percentage On-Time 60%
Average Delay Time 50.333333333333336 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.3 shows that this flight has on-time performance characteristics better than 24% of all other flights in the FlightStats database.
On-Time Performance Rating
1.1 of 5
Poor
Percentage On-Time 60%
This flight has an on-time performance of 60%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 21% of other flights.
Delay Performance
1.4 of 5
Poor
Average Delay Time 50.333333333333336 min
This flight has an average delay of 50.333333333333336 minutes with a standard deviation of 57.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 27% of other flights.

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