United Airlines
Is UA5120 delayed?
No delay reported yet. UA5120 is scheduled to leave Sioux City at 19:03 on Nov 14 and reach Denver at 19:31 (as of Nov 14, 16:40 UTC).
Usually on time: arrived within 15 min of schedule on 17 of the last 27 flights.
No live update yet
Showing the published schedule until live times come in.
Update time unavailable
Departure
Sioux City
SUX
Scheduled
Nov 14
Arrival
Denver
DEN
Scheduled
Nov 14
Times shown in airport local time
Service date: · Scheduled departure date (America/Chicago)
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.
- 3 min early
Sioux City → Denver
- 137 min late
Sioux City → Denver
- 15 min early
Sioux City → Denver
- 27 min early
Sioux City → Denver
- 11 min early
Sioux City → Denver
Is UA5120 usually late?
Period: Oct 15, 2026 – Nov 14, 2026
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.
At the airports today
Denver (DEN) departures
- Left more than 15 min late
- 39 of 85
- Cancelled today
- 55
Related flights
Other flights KSUX → DEN
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Nov 13, 2026Cancelled | Sioux City | Denver | Not available | Not available |
| Nov 12, 2026Arrived | Sioux City | Denver | -3 | |
| Nov 11, 2026Arrived | Sioux City | Denver | 137 | |
| Nov 10, 2026Arrived | Sioux City | Denver | -15 | |
| Nov 9, 2026Arrived | Sioux City | Denver | -27 | |
| Nov 8, 2026Arrived | Sioux City | Denver | -11 | |
| Nov 7, 2026Arrived | Sioux City | Denver | -26 | |
| Nov 6, 2026Arrived | Sioux City | Denver | -21 | |
| Nov 5, 2026Arrived | Sioux City | Denver | 27 | |
| Nov 4, 2026Arrived | Sioux City | Denver | -7 | |
| Nov 3, 2026Arrived | Sioux City | Denver | 52 | |
| Nov 2, 2026Arrived | Sioux City | Denver | -12 | |
| Nov 1, 2026Arrived | Sioux City | Denver | 32 | |
| Oct 31, 2026Arrived | Sioux City | Denver | -20 | |
| Oct 30, 2026Arrived | Sioux City | Denver | 41 | |
| Oct 29, 2026Arrived | Sioux City | Denver | -10 | |
| Oct 28, 2026Arrived | Sioux City | Denver | 18 | |
| Oct 27, 2026Arrived | Sioux City | Denver | 2 | |
| Oct 26, 2026Arrived | Sioux City | Denver | 0 | |
| Oct 25, 2026Arrived | Sioux City | Denver | 65 | |
| Oct 24, 2026Arrived | Kearney | Denver | -1 | |
| Oct 23, 2026Arrived | Kearney | Denver | 81 | |
| Oct 22, 2026Arrived | Kearney | Denver | -9 | |
| Oct 19, 2026Arrived | Kearney | Denver | 60 | |
| Oct 18, 2026Arrived | Kearney | Denver | -33 | |
| Oct 17, 2026Arrived | Kearney | Denver | -11 | |
| Oct 16, 2026Arrived | Kearney | Denver | -1 | |
| Oct 15, 2026Arrived | Kearney | Denver | 81 |