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United Airlines

Is UA566 delayed?

No delay reported yet. UA566 is scheduled to leave Sacramento at 16:19 on Nov 14 and reach Denver at 19:26 (as of Nov 14, 15:55 UTC).

Usually on time: arrived within 15 min of schedule on 28 of the last 29 flights.

No live update yet

Showing the published schedule until live times come in.

Update time unavailable

Departure

Sacramento

SMF

Scheduled

Nov 14

Arrival

Denver

DEN

Scheduled

Nov 14

Times shown in airport local time

Service date: · Scheduled departure date (America/Los_Angeles)

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual
Not available

Arrival · UTC

Scheduled
Estimated
Not available
Actual
Not available

Recent arrivals

Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.

  • Sacramento → Denver

    18 min early

  • Sacramento → Denver

    22 min early

  • Sacramento → Denver

    17 min early

  • Sacramento → Denver

    13 min early

  • Sacramento → Denver

    13 min early

Is UA566 usually late?

Period: Oct 15, 2026 – Nov 14, 2026

Arrivals tracked
29
On time
97%
of 29 arrivals
Late
3%
of 29 arrivals
Cancelled
3%
of 30 flights
Median arrival delay
13 min early
9 in 10 arrived within
6 min

On time means arriving no more than 15 minutes after the scheduled time; late means more than 15 minutes after. Cancelled and diverted flights are counted apart from arrivals. Compares scheduled and actual arrival times. Cancelled and diverted flights are left out. Some flights may be missing.

How flight status works

At the airports today

Denver (DEN) departures

Left more than 15 min late
29 of 66
Cancelled today
50

Related flights

All United Airlines flights

Flight history and details
UA566 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Nov 13, 2026CancelledSacramentoDenverNot availableNot available
Nov 12, 2026ArrivedSacramentoDenver-18
Nov 11, 2026ArrivedSacramentoDenver-22
Nov 10, 2026ArrivedSacramentoDenver-17
Nov 9, 2026ArrivedSacramentoDenver-13
Nov 8, 2026ArrivedSacramentoDenver-13
Nov 7, 2026ArrivedSacramentoDenver-13
Nov 6, 2026ArrivedSacramentoDenver-4
Nov 5, 2026ArrivedSacramentoDenver-12
Nov 4, 2026ArrivedSacramentoDenver-10
Nov 3, 2026ArrivedSacramentoDenver-19
Nov 2, 2026ArrivedSacramentoDenver-16
Nov 1, 2026ArrivedSacramentoDenver12
Oct 31, 2026ArrivedSacramentoDenver-24
Oct 30, 2026ArrivedSacramentoDenver-8
Oct 29, 2026ArrivedSacramentoDenver-6
Oct 28, 2026ArrivedSacramentoDenver-16
Oct 27, 2026ArrivedSacramentoDenver-11
Oct 26, 2026ArrivedSacramentoDenver-15
Oct 25, 2026ArrivedSacramentoDenver3
Oct 24, 2026ArrivedSacramentoDenver-19
Oct 23, 2026ArrivedSacramentoDenver14
Oct 22, 2026ArrivedSacramentoDenver27
Oct 21, 2026ArrivedSacramentoDenver5
Oct 20, 2026ArrivedSacramentoDenver-2
Oct 19, 2026ArrivedSacramentoDenver-18
Oct 18, 2026ArrivedSacramentoDenver-19
Oct 17, 2026ArrivedSacramentoDenver-21
Oct 16, 2026ArrivedSacramentoDenver-9
Oct 15, 2026ArrivedSacramentoDenver0
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