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(DL) Delta Air Lines 3531 On-Time Performance Rating

Date Range:

01-May-2026 to 30-Jun-2026

(GRR) Grand Rapids Gerald R. Ford International Airport

Grand Rapids, MI, US

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
17
81%
Late
0
0%
Very Late
2
10%
Excessive
2
10%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
21
Total Delays ( > 1 min )
4
Codeshares
21
Average Delay (min.)
96.5
Standard Deviation
76.2
Min
0
Max
194

DL 3531 On-Time Performance Details

Overall Rating
2.0 of 5
Average
Percentage On-Time 81%
Average Delay Time 96.5 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2 shows that this flight has on-time performance characteristics better than 38% of all other flights in the FlightStats database.
On-Time Performance Rating
3.8 of 5
Good
Percentage On-Time 81%
This flight has an on-time performance of 81%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 76% of other flights.
Delay Performance
0.1 of 5
Very Poor
Average Delay Time 96.5 min
This flight has an average delay of 96.5 minutes with a standard deviation of 76.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 2% of other flights.

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