United Airlines
Is UA1971 delayed?
No delay reported yet. UA1971 is scheduled to leave Houston at 14:45 on Nov 14 and reach Las Vegas at 15:49 (as of Nov 14, 15:58 UTC).
Usually on time: arrived within 15 min of schedule on 38 of the last 46 flights.
Each route and date is shown separately. Confirm that both airports match your booking.
No live update yet
Showing the published schedule until live times come in.
Update time unavailable
Departure
Houston
IAH
Scheduled
Nov 14
Arrival
Las Vegas
LAS
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
No live update yet
Showing the published schedule until live times come in.
Update time unavailable
Departure
Las Vegas
LAS
Scheduled
Nov 14
Arrival
San Francisco
SFO
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
Also sold as AC3335, AC4077, AC4200, NZ9239, NZ9244, NZ9303, CM1891, CM1894, LH9213, VA8105, VA8125, VA8576
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 44 min late
San Francisco → Chicago
- 14 min early
Las Vegas → San Francisco
- 2 min early
Houston → Las Vegas
- 13 min early
San Francisco → Chicago
- 30 min early
Las Vegas → San Francisco
Is UA1971 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
Houston (IAH) departures
- Left more than 15 min late
- 16 of 48
- Cancelled today
- 52
Las Vegas (LAS) departures
- Left more than 15 min late
- 19 of 47
- Cancelled today
- 38
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Nov 13, 2026Cancelled | San Francisco | Chicago | Not available | Not available |
| Nov 13, 2026Cancelled | Las Vegas | San Francisco | Not available | Not available |
| Nov 12, 2026Arrived | San Francisco | Chicago | 44 | |
| Nov 12, 2026Arrived | Las Vegas | San Francisco | -14 | |
| Nov 12, 2026Arrived | Houston | Las Vegas | -2 | |
| Nov 11, 2026Arrived | San Francisco | Chicago | -13 | |
| Nov 11, 2026Arrived | Las Vegas | San Francisco | -30 | |
| Nov 10, 2026Arrived | San Francisco | Chicago | -24 | |
| Nov 10, 2026Arrived | Las Vegas | San Francisco | -34 | |
| Nov 10, 2026Arrived | Houston | Las Vegas | -15 | |
| Nov 9, 2026Arrived | San Francisco | Chicago | -15 | |
| Nov 9, 2026Arrived | Las Vegas | San Francisco | -34 | |
| Nov 9, 2026Arrived | Houston | Las Vegas | -27 | |
| Nov 8, 2026Arrived | San Francisco | Chicago | 23 | |
| Nov 8, 2026Arrived | Las Vegas | San Francisco | -14 | |
| Nov 8, 2026Arrived | Houston | Las Vegas | -31 | |
| Nov 7, 2026Arrived | San Francisco | Chicago | -19 | |
| Nov 7, 2026Arrived | Las Vegas | San Francisco | 21 | |
| Nov 7, 2026Arrived | Houston | Las Vegas | -32 | |
| Nov 6, 2026Arrived | San Francisco | Chicago | -14 | |
| Nov 6, 2026Arrived | Las Vegas | San Francisco | -13 | |
| Nov 6, 2026Arrived | Houston | Las Vegas | -12 | |
| Nov 5, 2026Arrived | San Francisco | Chicago | -3 | |
| Nov 5, 2026Arrived | Las Vegas | San Francisco | -8 | |
| Nov 4, 2026Arrived | San Francisco | Chicago | -17 | |
| Nov 4, 2026Arrived | Las Vegas | San Francisco | -28 | |
| Nov 4, 2026Arrived | Houston | Las Vegas | -10 | |
| Nov 3, 2026Arrived | San Francisco | Chicago | 4 | |
| Nov 3, 2026Arrived | Las Vegas | San Francisco | Not available | |
| Nov 3, 2026Arrived | Houston | Las Vegas | -14 | |
| Nov 2, 2026Arrived | Houston | Las Vegas | -16 | |
| Nov 1, 2026Arrived | Houston | Las Vegas | -19 | |
| Oct 31, 2026Arrived | Houston | Las Vegas | -7 | |
| Oct 30, 2026Arrived | Houston | Las Vegas | 13 | |
| Oct 29, 2026Arrived | Houston | Las Vegas | 52 | |
| Oct 28, 2026Arrived | Houston | Las Vegas | -2 | |
| Oct 27, 2026Arrived | Houston | Las Vegas | -9 | |
| Oct 26, 2026Arrived | Houston | Las Vegas | -26 | |
| Oct 25, 2026Arrived | Houston | Las Vegas | -9 | |
| Oct 24, 2026Arrived | Houston | Las Vegas | -3 | |
| Oct 23, 2026Arrived | Houston | Las Vegas | 5 | |
| Oct 22, 2026Arrived | Houston | Las Vegas | -13 | |
| Oct 21, 2026Arrived | Houston | Las Vegas | 18 | |
| Oct 20, 2026Arrived | Houston | Las Vegas | -1 | |
| Oct 19, 2026Arrived | Houston | Las Vegas | -1 | |
| Oct 18, 2026Arrived | Houston | Las Vegas | 64 | |
| Oct 17, 2026Arrived | Houston | Las Vegas | 2 | |
| Oct 16, 2026Arrived | Houston | Las Vegas | 101 | |
| Oct 15, 2026Arrived | Houston | Las Vegas | 75 |