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(DL) Delta Air Lines 1597 On-Time Performance Rating

Date Range:

01-Nov-2025 to 31-Dec-2025

(STL) St Louis Lambert International Airport

Saint Louis, MO, US

(MSP) Minneapolis-Saint Paul International Airport

Minneapolis, MN, US

On-Time Performance Chart

(using rounded numbers)
On-Time
52
85%
Late
1
2%
Very Late
2
3%
Excessive
6
10%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
17
Codeshares
0
Average Delay (min.)
59.88235294117647
Standard Deviation
88.5
Min
0
Max
331

DL 1597 On-Time Performance Details

Overall Rating
2.6 of 5
Average
Percentage On-Time 85%
Average Delay Time 59.88235294117647 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.6 shows that this flight has on-time performance characteristics better than 50% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 85%
This flight has an on-time performance of 85%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 97% of other flights.
Delay Performance
0.2 of 5
Very Poor
Average Delay Time 59.88235294117647 min
This flight has an average delay of 59.88235294117647 minutes with a standard deviation of 88.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 4% of other flights.