(UA) United Airlines 4420 On-Time Performance Rating

Date Range:

01-Apr-2026 to 31-May-2026

(LEX) Blue Grass Airport

Lexington, KY, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)

On-Time

80%

Late

13%

Very Late

Excessive

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

12.714285714285714

Standard Deviation

12.1

Min

Max

UA 4420 On-Time Performance Details

Overall Rating

3.5 of 5

Average

Percentage On-Time 80%

Average Delay Time 12.714285714285714 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.5 shows that this flight has on-time performance characteristics better than 69% of all other flights in the FlightStats database.

On-Time Performance Rating

2.9 of 5

Average

Percentage On-Time 80%

This flight has an on-time performance of 80%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 58% of other flights.

Delay Performance

4.1 of 5

Good

Average Delay Time 12.714285714285714 min

This flight has an average delay of 12.714285714285714 minutes with a standard deviation of 12.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 82% of other flights.