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(DL) Delta Air Lines 4973 On-Time Performance Rating

Date Range:

15-Apr-2026 to 15-Jun-2026

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

(BHM) Birmingham-Shuttlesworth International Airport

Birmingham, AL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
27
87%
Late
1
3%
Very Late
0
0%
Excessive
3
10%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
31
Total Delays ( > 1 min )
9
Codeshares
31
Average Delay (min.)
27.444444444444443
Standard Deviation
27.6
Min
0
Max
84

DL 4973 On-Time Performance Details

Overall Rating
3.8 of 5
Good
Percentage On-Time 87%
Average Delay Time 27.444444444444443 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.8 shows that this flight has on-time performance characteristics better than 74% of all other flights in the FlightStats database.
On-Time Performance Rating
4.4 of 5
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 88% of other flights.
Delay Performance
3.1 of 5
Average
Average Delay Time 27.444444444444443 min
This flight has an average delay of 27.444444444444443 minutes with a standard deviation of 27.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 62% of other flights.

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