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(DL) Delta Air Lines 1427 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(RDU) Raleigh-Durham International Airport

Raleigh/Durham, NC, US

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
24
89%
Late
0
0%
Very Late
1
4%
Excessive
1
4%
Cancelled
1
4%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
27
Total Delays ( > 1 min )
4
Codeshares
0
Average Delay (min.)
27.25
Standard Deviation
20.8
Min
0
Max
49

DL 1427 On-Time Performance Details

Overall Rating
3.8 of 5
Good
Percentage On-Time 89%
Average Delay Time 27.25 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 75% of all other flights in the FlightStats database.
On-Time Performance Rating
4.7 of 5
Very Good
Percentage On-Time 89%
This flight has an on-time performance of 89%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 95% of other flights.
Delay Performance
2.9 of 5
Average
Average Delay Time 27.25 min
This flight has an average delay of 27.25 minutes with a standard deviation of 20.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 58% of other flights.

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