(UA) United Airlines 4615 On-Time Performance Rating

Date Range:

15-Apr-2026 to 15-Jun-2026

(ROA) Roanoke-Blacksburg Regional Airport

Roanoke, VA, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)

On-Time

67%

Late

Very Late

Excessive

17%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

34.8

Standard Deviation

31.8

Min

Max

UA 4615 On-Time Performance Details

Overall Rating

1.8 of 5

Average

Percentage On-Time 73%

Average Delay Time 34.8 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.8 shows that this flight has on-time performance characteristics better than 35% of all other flights in the FlightStats database.

On-Time Performance Rating

1.5 of 5

Poor

Percentage On-Time 73%

This flight has an on-time performance of 73%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 31% of other flights.

Delay Performance

2.1 of 5

Average

Average Delay Time 34.8 min

This flight has an average delay of 34.8 minutes with a standard deviation of 31.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 42% of other flights.