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(DL) Delta Air Lines 475 On-Time Performance Rating

Date Range:

15-Aug-2025 to 15-Oct-2025

(BOS) Boston Logan International Airport

Boston, MA, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
30
67%
Late
2
4%
Very Late
2
4%
Excessive
10
22%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
44
Total Delays ( > 1 min )
21
Codeshares
0
Average Delay (min.)
93.52380952380952
Standard Deviation
147
Min
0
Max
638

DL 475 On-Time Performance Details

Overall Rating
0.2 of 5
Very Poor
Percentage On-Time 68%
Average Delay Time 93.52380952380952 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
0.3 of 5
Very Poor
Percentage On-Time 68%
This flight has an on-time performance of 68%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 7% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 93.52380952380952 min
This flight has an average delay of 93.52380952380952 minutes with a standard deviation of 147 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.

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