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(UA) United Airlines 4257 On-Time Performance Rating

Date Range:

01-Mar-2026 to 30-Apr-2026

(ECP) Northwest Florida Beaches International Airport

Panama City, FL, US

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
13
87%
Late
0
0%
Very Late
0
0%
Excessive
2
13%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
15
Total Delays ( > 1 min )
4
Codeshares
15
Average Delay (min.)
63
Standard Deviation
66.6
Min
0
Max
127

UA 4257 On-Time Performance Details

Overall Rating
2.3 of 5
Average
Percentage On-Time 87%
Average Delay Time 63 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.3 shows that this flight has on-time performance characteristics better than 44% of all other flights in the FlightStats database.
On-Time Performance Rating
3.9 of 5
Good
Percentage On-Time 87%
This flight has an on-time performance of 87%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 79% of other flights.
Delay Performance
0.6 of 5
Poor
Average Delay Time 63 min
This flight has an average delay of 63 minutes with a standard deviation of 66.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 12% of other flights.

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