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(DL) Delta Air Lines 1435 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(JFK) New York John F. Kennedy International Airport

New York, NY, US

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

On-Time Performance Chart

(using rounded numbers)
On-Time
27
96%
Late
0
0%
Very Late
0
0%
Excessive
1
4%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
28
Total Delays ( > 1 min )
4
Codeshares
0
Average Delay (min.)
23.5
Standard Deviation
40.4
Min
0
Max
84

DL 1435 On-Time Performance Details

Overall Rating
4.0 of 5
Good
Percentage On-Time 96%
Average Delay Time 23.5 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4 shows that this flight has on-time performance characteristics better than 79% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 96%
This flight has an on-time performance of 96%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.
Delay Performance
3.1 of 5
Average
Average Delay Time 23.5 min
This flight has an average delay of 23.5 minutes with a standard deviation of 40.4 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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