background

(UA) United Airlines 3477 On-Time Performance Rating

Date Range:

01-Sep-2026 to 31-Oct-2026

(SDF) Louisville Muhammad Ali International Airport

Louisville, KY, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
29
85%
Late
0
0%
Very Late
2
6%
Excessive
0
0%
Cancelled
0
0%
Diverted
3
9%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
31
Total Delays ( > 1 min )
10
Codeshares
31
Average Delay (min.)
10.2
Standard Deviation
12
Min
0
Max
33

UA 3477 On-Time Performance Details

Overall Rating
4.7 of 5
Very Good
Percentage On-Time 94%
Average Delay Time 10.2 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.7 shows that this flight has on-time performance characteristics better than 92% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 94%
This flight has an on-time performance of 94%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.
Delay Performance
4.4 of 5
Good
Average Delay Time 10.2 min
This flight has an average delay of 10.2 minutes with a standard deviation of 12 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 88% of other flights.

Other Stops for UA 3477