(UA) United Airlines 247 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(CHS) Charleston International Airport

Charleston, SC, US

On-Time Performance Chart

(using rounded numbers)

On-Time

72%

Late

Very Late

Excessive

22%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

72.28571428571429

Standard Deviation

76.4

Min

Max

222

UA 247 On-Time Performance Details

Overall Rating

0.9 of 5

Poor

Percentage On-Time 72%

Average Delay Time 72.28571428571429 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.9 shows that this flight has on-time performance characteristics better than 16% of all other flights in the FlightStats database.

On-Time Performance Rating

1.5 of 5

Poor

Percentage On-Time 72%

This flight has an on-time performance of 72%. 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

0.2 of 5

Very Poor

Average Delay Time 72.28571428571429 min

This flight has an average delay of 72.28571428571429 minutes with a standard deviation of 76.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 4% of other flights.