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(DL) Delta Air Lines 5851 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-2026

(IND) Indianapolis International Airport

Indianapolis, IN, US

(BOS) Boston Logan International Airport

Boston, MA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
1
50%
Late
1
50%
Very Late
0
0%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
2
Total Delays ( > 1 min )
1
Codeshares
2
Average Delay (min.)
24
Standard Deviation
0
Min
0
Max
24

DL 5851 On-Time Performance Details

Overall Rating
1.9 of 5
Average
Percentage On-Time 50%
Average Delay Time 24 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.9 shows that this flight has on-time performance characteristics better than 36% of all other flights in the FlightStats database.
On-Time Performance Rating
0.8 of 5
Poor
Percentage On-Time 50%
This flight has an on-time performance of 50%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 16% of other flights.
Delay Performance
2.9 of 5
Average
Average Delay Time 24 min
This flight has an average delay of 24 minutes with a standard deviation of 0 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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