UA5851 United Airlines - Flight Status

Which is the frequency of flight UA5851?
The flight UA5851 is scheduled to flight on daily basis.

Which is the distance of flight UA5851?
The distance between the two airports is 736 miles.

Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Aspen: 2026-08-19 08:49:38
Current Time in Los Angeles: 2026-08-19 07:49:38

The following airlines serves the same route between Aspen and Los Angeles:

Delta Air Lines
- Flight Number: DL4133. (On Time performance: 76 - Average Delay: 18 minutes)

United Airlines
- Flight Number: UA5740. (On Time performance: 86 - Average Delay: 13 minutes)
- Flight Number: UA5940. (On Time performance: 49 - Average Delay: 98 minutes)

It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.

Delays analyzed by Weekday: We have gathered available data from last six months, spanning from February 13, 2026 to August 12, 2026. Next, you can observe the results broken down by day of the week: number of flights analyzed, on-time performance per day, and average delay per day.

Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from August 02, 2025 to April 22, 2026. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.