(UA) United Airlines 4521 On-Time Performance Rating
No Rating Available
Sorry, this flight does not have an on-time performance rating
Ratings are calculated twice per month and require that the flight has flown a minimum number of times in the past two months in order to accurately judge performance against other flights.
- Carrier: UA
- Flight Number: 4521
- Departure Airport: CVG
- Date Range: 01-Dec-2025 to 31-Jan-2026
Other Stops for UA 4521
Origin
Destination
Rating
(ORD) Chicago O'Hare International Airport
Chicago, IL, US
(AVL) Asheville Regional Airport
Asheville, NC, US
0 Very Poor
(ORD) Chicago O'Hare International Airport
Chicago, IL, US
(CID) The Eastern Iowa Airport
Cedar Rapids, IA, US
3.6 Good
(ORD) Chicago O'Hare International Airport
Chicago, IL, US
(TYS) Knoxville McGhee Tyson Airport
Knoxville, TN, US
1.4 Poor