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(DL) Delta Air Lines 321 On-Time Performance Rating

Date Range:

15-Mar-2025 to 15-May-2025

(BOS) Boston Logan International Airport

Boston, MA, US

(LAX) Los Angeles International Airport

Los Angeles, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
48
86%
Late
3
5%
Very Late
3
5%
Excessive
1
2%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
56
Total Delays ( > 1 min )
17
Codeshares
0
Average Delay (min.)
17.647058823529413
Standard Deviation
16
Min
0
Max
60

DL 321 On-Time Performance Details

Overall Rating
4.4 of 5
Good
Percentage On-Time 86%
Average Delay Time 17.647058823529413 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.4 shows that this flight has on-time performance characteristics better than 87% of all other flights in the FlightStats database.
On-Time Performance Rating
4.6 of 5
Very Good
Percentage On-Time 86%
This flight has an on-time performance of 86%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 92% of other flights.
Delay Performance
4.2 of 5
Good
Average Delay Time 17.647058823529413 min
This flight has an average delay of 17.647058823529413 minutes with a standard deviation of 16 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 84% of other flights.

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