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(DL) Delta Air Lines 4951 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(MEM) Memphis International Airport

Memphis, TN, US

(LGA) New York LaGuardia Airport

New York, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
43
73%
Late
3
5%
Very Late
3
5%
Excessive
3
5%
Cancelled
7
12%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
59
Total Delays ( > 1 min )
16
Codeshares
59
Average Delay (min.)
59.5
Standard Deviation
109.8
Min
0
Max
417

DL 4951 On-Time Performance Details

Overall Rating
0.7 of 5
Poor
Percentage On-Time 73%
Average Delay Time 59.5 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.7 shows that this flight has on-time performance characteristics better than 13% of all other flights in the FlightStats database.
On-Time Performance Rating
1.2 of 5
Poor
Percentage On-Time 73%
This flight has an on-time performance of 73%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 24% of other flights.
Delay Performance
0.2 of 5
Very Poor
Average Delay Time 59.5 min
This flight has an average delay of 59.5 minutes with a standard deviation of 109.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 4% of other flights.