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(DL) Delta Air Lines 1234 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

(MIA) Miami International Airport

Miami, FL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
23
55%
Late
9
21%
Very Late
4
10%
Excessive
6
14%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
42
Total Delays ( > 1 min )
21
Codeshares
0
Average Delay (min.)
52.80952380952381
Standard Deviation
71.2
Min
0
Max
335

DL 1234 On-Time Performance Details

Overall Rating
0.2 of 5
Very Poor
Percentage On-Time 55%
Average Delay Time 52.80952380952381 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.2 shows that this flight has on-time performance characteristics better than 2% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 55%
This flight has an on-time performance of 55%. 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
0.3 of 5
Very Poor
Average Delay Time 52.80952380952381 min
This flight has an average delay of 52.80952380952381 minutes with a standard deviation of 71.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 5% of other flights.