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(DL) Delta Air Lines 4980 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(YYZ) Toronto Pearson International Airport

Toronto, ON, CA

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
20
54%
Late
4
11%
Very Late
3
8%
Excessive
9
24%
Cancelled
1
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
37
Total Delays ( > 1 min )
18
Codeshares
37
Average Delay (min.)
51.5
Standard Deviation
34.5
Min
0
Max
128

DL 4980 On-Time Performance Details

Overall Rating
0.2 of 5
Very Poor
Percentage On-Time 54%
Average Delay Time 51.5 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 3% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 54%
This flight has an on-time performance of 54%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
0.4 of 5
Very Poor
Average Delay Time 51.5 min
This flight has an average delay of 51.5 minutes with a standard deviation of 34.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 8% of other flights.

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