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(DL) Delta Air Lines 474 On-Time Performance Rating

Date Range:

01-Jul-2025 to 31-Aug-2025

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

(BOS) Boston Logan International Airport

Boston, MA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
34
71%
Late
3
6%
Very Late
5
10%
Excessive
5
10%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
47
Total Delays ( > 1 min )
24
Codeshares
0
Average Delay (min.)
41.541666666666664
Standard Deviation
62.3
Min
0
Max
268

DL 474 On-Time Performance Details

Overall Rating
2.3 of 5
Average
Percentage On-Time 72%
Average Delay Time 41.541666666666664 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.3 shows that this flight has on-time performance characteristics better than 45% of all other flights in the FlightStats database.
On-Time Performance Rating
2.9 of 5
Average
Percentage On-Time 72%
This flight has an on-time performance of 72%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 58% of other flights.
Delay Performance
1.7 of 5
Average
Average Delay Time 41.541666666666664 min
This flight has an average delay of 41.541666666666664 minutes with a standard deviation of 62.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.

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