(UA) United Airlines 1511 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-2026

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

(EWR) Newark Liberty International Airport

Newark, NJ, US

On-Time Performance Chart

(using rounded numbers)

On-Time

96%

Late

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.)

14.333333333333334

Standard Deviation

19.7

Min

Max

UA 1511 On-Time Performance Details

Overall Rating

4.3 of 5

Good

Percentage On-Time 96%

Average Delay Time 14.333333333333334 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.3 shows that this flight has on-time performance characteristics better than 84% of all other flights in the FlightStats database.

On-Time Performance Rating

4.9 of 5

Very Good

Percentage On-Time 96%

This flight has an on-time performance of 96%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.

Delay Performance

3.6 of 5

Good

Average Delay Time 14.333333333333334 min

This flight has an average delay of 14.333333333333334 minutes with a standard deviation of 19.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.