(UA) United Airlines 1660 On-Time Performance Rating

Date Range:

01-Jul-2025 to 31-Aug-2025

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)

On-Time

45%

Late

12%

Very Late

Excessive

39%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

73.36363636363636

Standard Deviation

72.3

Min

Max

285

UA 1660 On-Time Performance Details

Overall Rating

0.0 of 5

Very Poor

Percentage On-Time 46%

Average Delay Time 73.36363636363636 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0 shows that this flight has on-time performance characteristics better than 0% of all other flights in the FlightStats database.

On-Time Performance Rating

0.0 of 5

Very Poor

Percentage On-Time 46%

This flight has an on-time performance of 46%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.

Delay Performance

0.0 of 5

Very Poor

Average Delay Time 73.36363636363636 min

This flight has an average delay of 73.36363636363636 minutes with a standard deviation of 72.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.