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(DL) Delta Air Lines 4885 On-Time Performance Rating

Date Range:

15-May-2026 to 15-Jul-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
34
87%
Late
0
0%
Very Late
0
0%
Excessive
4
10%
Cancelled
1
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
39
Total Delays ( > 1 min )
7
Codeshares
39
Average Delay (min.)
148.42857142857142
Standard Deviation
142.6
Min
0
Max
305

DL 4885 On-Time Performance Details

Overall Rating
2.4 of 5
Average
Percentage On-Time 87%
Average Delay Time 148.42857142857142 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.4 shows that this flight has on-time performance characteristics better than 47% of all other flights in the FlightStats database.
On-Time Performance Rating
4.8 of 5
Very Good
Percentage On-Time 87%
This flight has an on-time performance of 87%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 96% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 148.42857142857142 min
This flight has an average delay of 148.42857142857142 minutes with a standard deviation of 142.6 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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