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(DL) Delta Air Lines 1931 On-Time Performance Rating

Date Range:

01-Apr-2025 to 31-May-2025

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

(SJO) Juan Santamaria International Airport

San Jose, CR

On-Time Performance Chart

(using rounded numbers)
On-Time
9
47%
Late
4
21%
Very Late
2
11%
Excessive
4
21%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
19
Total Delays ( > 1 min )
15
Codeshares
0
Average Delay (min.)
32.733333333333334
Standard Deviation
27.8
Min
0
Max
104

DL 1931 On-Time Performance Details

Overall Rating
1.1 of 5
Poor
Percentage On-Time 47%
Average Delay Time 32.733333333333334 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.1 shows that this flight has on-time performance characteristics better than 20% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 47%
This flight has an on-time performance of 47%. 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
2.1 of 5
Average
Average Delay Time 32.733333333333334 min
This flight has an average delay of 32.733333333333334 minutes with a standard deviation of 27.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 42% of other flights.