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(DL) Delta Air Lines 7551 On-Time Performance Rating

Date Range:

01-Jul-2025 to 31-Aug-2025

(NBO) Nairobi Jomo Kenyatta International Airport

Nairobi, KE

(DAR) Dar es Salaam Julius Nyerere International Airport

Dar Es Salaam, TZ

On-Time Performance Chart

(using rounded numbers)
On-Time
29
62%
Late
9
19%
Very Late
2
4%
Excessive
6
13%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
47
Total Delays ( > 1 min )
26
Codeshares
47
Average Delay (min.)
45.30769230769231
Standard Deviation
61.4
Min
0
Max
250

DL 7551 On-Time Performance Details

Overall Rating
0.6 of 5
Poor
Percentage On-Time 62%
Average Delay Time 45.30769230769231 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.6 shows that this flight has on-time performance characteristics better than 10% of all other flights in the FlightStats database.
On-Time Performance Rating
0.2 of 5
Very Poor
Percentage On-Time 62%
This flight has an on-time performance of 62%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 4% of other flights.
Delay Performance
0.9 of 5
Poor
Average Delay Time 45.30769230769231 min
This flight has an average delay of 45.30769230769231 minutes with a standard deviation of 61.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 18% of other flights.