
(UA) United Airlines 4439 On-Time Performance Rating
Date Range:
15-Apr-2026 to 15-Jun-2026
On-Time Performance Chart
(using rounded numbers)
On-Time
1
100%
Late
0
0%
Very Late
0
0%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%
Delay Statistics
(Aggregate Arrival Delay Statistics for this Flight)
Total Flights Observed
1
Total Delays ( > 1 min )
0
Codeshares
1
Average Delay (min.)
0
Standard Deviation
0
Min
0
Max
0
UA 4439 On-Time Performance Details
Other Stops for UA 4439
Origin
Destination
Rating
(EWR) Newark Liberty International Airport
Newark, NJ, US
(AVL) Asheville Regional Airport
Asheville, NC, US
0.1 Very Poor
(EWR) Newark Liberty International Airport
Newark, NJ, US
(ROC) Frederick Douglass Greater Rochester Intl Airport
Rochester, NY, US
1.2 Poor
(FSD) Sioux Falls Regional Airport
Sioux Falls, SD, US
(ORD) Chicago O'Hare International Airport
Chicago, IL, US
4.3 Good
(ORD) Chicago O'Hare International Airport
Chicago, IL, US
(LEX) Blue Grass Airport
Lexington, KY, US
0.1 Very Poor