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(DL) Delta Air Lines 7977 On-Time Performance Rating

Date Range:

15-May-2026 to 15-Jul-2026

(SLP) Ponciano Arriaga International Airport

San Luis Potosi, MX

(MEX) Mexico City Benito Juarez International Airport

Mexico City, MX

On-Time Performance Chart

(using rounded numbers)
On-Time
3
60%
Late
2
40%
Very Late
0
0%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
5
Total Delays ( > 1 min )
2
Codeshares
5
Average Delay (min.)
21
Standard Deviation
1.4
Min
0
Max
22

DL 7977 On-Time Performance Details

Overall Rating
2.2 of 5
Average
Percentage On-Time 60%
Average Delay Time 21 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.2 shows that this flight has on-time performance characteristics better than 43% 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
3.3 of 5
Average
Average Delay Time 21 min
This flight has an average delay of 21 minutes with a standard deviation of 1.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 66% of other flights.

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