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(UA) United Airlines 657 On-Time Performance Rating

Date Range:

01-Dec-2025 to 31-Jan-2026

(IAD) Washington Dulles International Airport

Dulles, VA, US

(JAC) Jackson Hole Airport

Jackson, WY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
1
25%
Late
1
25%
Very Late
0
0%
Excessive
1
25%
Cancelled
0
0%
Diverted
1
25%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
3
Total Delays ( > 1 min )
2
Codeshares
0
Average Delay (min.)
58.5
Standard Deviation
43.1
Min
0
Max
89

UA 657 On-Time Performance Details

Overall Rating
0.9 of 5
Poor
Percentage On-Time 33%
Average Delay Time 58.5 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.9 shows that this flight has on-time performance characteristics better than 16% of all other flights in the FlightStats database.
On-Time Performance Rating
0.3 of 5
Very Poor
Percentage On-Time 33%
This flight has an on-time performance of 33%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 5% of other flights.
Delay Performance
1.4 of 5
Poor
Average Delay Time 58.5 min
This flight has an average delay of 58.5 minutes with a standard deviation of 43.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 27% of other flights.

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