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(DL) Delta Air Lines 668 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(SFO) San Francisco International Airport

San Francisco, CA, US

(JFK) New York John F. Kennedy International Airport

New York, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
49
82%
Late
2
3%
Very Late
3
5%
Excessive
1
2%
Cancelled
5
8%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
10
Codeshares
0
Average Delay (min.)
23.6
Standard Deviation
15.6
Min
0
Max
51

DL 668 On-Time Performance Details

Overall Rating
3.9 of 5
Good
Percentage On-Time 82%
Average Delay Time 23.6 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.9 shows that this flight has on-time performance characteristics better than 77% of all other flights in the FlightStats database.
On-Time Performance Rating
4.3 of 5
Good
Percentage On-Time 82%
This flight has an on-time performance of 82%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 86% of other flights.
Delay Performance
3.5 of 5
Average
Average Delay Time 23.6 min
This flight has an average delay of 23.6 minutes with a standard deviation of 15.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 69% of other flights.

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