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(F9) Frontier Airlines 3439 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(DEN) Denver International Airport

Denver, CO, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
35
78%
Late
2
4%
Very Late
1
2%
Excessive
6
13%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
45
Total Delays ( > 1 min )
13
Codeshares
0
Average Delay (min.)
54.15384615384615
Standard Deviation
49.8
Min
0
Max
170

F9 3439 On-Time Performance Details

Overall Rating
1.2 of 5
Poor
Percentage On-Time 78%
Average Delay Time 54.15384615384615 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.2 shows that this flight has on-time performance characteristics better than 23% of all other flights in the FlightStats database.
On-Time Performance Rating
2.1 of 5
Average
Percentage On-Time 78%
This flight has an on-time performance of 78%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 42% of other flights.
Delay Performance
0.3 of 5
Very Poor
Average Delay Time 54.15384615384615 min
This flight has an average delay of 54.15384615384615 minutes with a standard deviation of 49.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 7% of other flights.