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(UA) United Airlines 4866 On-Time Performance Rating

Date Range:

01-Mar-2025 to 30-Apr-2025

(IAD) Washington Dulles International Airport

Dulles, VA, US

(SYR) Syracuse Hancock International Airport

Syracuse, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
43
78%
Late
4
7%
Very Late
3
5%
Excessive
3
5%
Cancelled
0
0%
Diverted
2
4%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
53
Total Delays ( > 1 min )
16
Codeshares
53
Average Delay (min.)
35.625
Standard Deviation
40.6
Min
0
Max
143

UA 4866 On-Time Performance Details

Overall Rating
2.4 of 5
Average
Percentage On-Time 81%
Average Delay Time 35.625 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.4 shows that this flight has on-time performance characteristics better than 47% of all other flights in the FlightStats database.
On-Time Performance Rating
3.3 of 5
Average
Percentage On-Time 81%
This flight has an on-time performance of 81%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 66% of other flights.
Delay Performance
1.5 of 5
Poor
Average Delay Time 35.625 min
This flight has an average delay of 35.625 minutes with a standard deviation of 40.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 31% of other flights.