United Airlines
Is UA2156 delayed?
No delay reported yet. UA2156 is scheduled to leave Dulles at 13:18 on Nov 14 and reach Las Vegas at 15:10 (as of Nov 14, 15:59 UTC).
Usually on time: arrived within 15 min of schedule on 37 of the last 41 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
Dulles
IAD
Scheduled
Nov 14
Arrival
Las Vegas
LAS
Scheduled
Nov 14
Times shown in airport local time
Service date: · Scheduled departure date (America/New_York)
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
Houston
IAH
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.
- 9 min early
Dulles → Las Vegas
- 23 min early
Las Vegas → Houston
- 18 min early
Dulles → Las Vegas
- 9 min early
Dulles → Las Vegas
- 17 min early
Dulles → Las Vegas
Is UA2156 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
Dulles (IAD) departures
- Left more than 15 min late
- 17 of 46
- Cancelled today
- 28
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 | Las Vegas | Houston | Not available | Not available |
| Nov 13, 2026Arrived | Dulles | Las Vegas | -9 | |
| Nov 12, 2026Arrived | Las Vegas | Houston | -23 | |
| Nov 12, 2026Arrived | Dulles | Las Vegas | -18 | |
| Nov 11, 2026Arrived | Dulles | Las Vegas | -9 | |
| Nov 10, 2026Arrived | Dulles | Las Vegas | -17 | |
| Nov 9, 2026Arrived | Las Vegas | Houston | -20 | |
| Nov 8, 2026Arrived | Las Vegas | Houston | -16 | |
| Nov 8, 2026Arrived | Dulles | Las Vegas | -22 | |
| Nov 7, 2026Arrived | Las Vegas | Houston | -25 | |
| Nov 7, 2026Arrived | Dulles | Las Vegas | -6 | |
| Nov 6, 2026Arrived | Las Vegas | Houston | 26 | |
| Nov 6, 2026Arrived | Dulles | Las Vegas | 28 | |
| Nov 5, 2026Arrived | Las Vegas | Houston | -34 | |
| Nov 5, 2026Arrived | Dulles | Las Vegas | -16 | |
| Nov 4, 2026Arrived | Dulles | Las Vegas | -31 | |
| Nov 3, 2026Arrived | Dulles | Las Vegas | -26 | |
| Nov 2, 2026Arrived | Dulles | Las Vegas | -3 | |
| Nov 1, 2026Arrived | Las Vegas | Houston | -25 | |
| Nov 1, 2026Arrived | Dulles | Las Vegas | -13 | |
| Oct 31, 2026Arrived | Las Vegas | Houston | -36 | |
| Oct 31, 2026Arrived | Dulles | Las Vegas | -37 | |
| Oct 30, 2026Arrived | Las Vegas | Houston | -6 | |
| Oct 30, 2026Arrived | Dulles | Las Vegas | -30 | |
| Oct 29, 2026Arrived | Las Vegas | Houston | 41 | |
| Oct 29, 2026Arrived | Dulles | Las Vegas | -28 | |
| Oct 28, 2026Arrived | Dulles | Las Vegas | -29 | |
| Oct 27, 2026Arrived | Dulles | Las Vegas | -20 | |
| Oct 26, 2026Arrived | Las Vegas | Houston | -6 | |
| Oct 26, 2026Arrived | Dulles | Las Vegas | -11 | |
| Oct 25, 2026Arrived | Las Vegas | Houston | -6 | |
| Oct 25, 2026Arrived | Dulles | Las Vegas | -40 | |
| Oct 24, 2026Arrived | Dulles | Las Vegas | -16 | |
| Oct 23, 2026Arrived | Dulles | Las Vegas | -7 | |
| Oct 22, 2026Arrived | Dulles | Las Vegas | -2 | |
| Oct 21, 2026Arrived | Dulles | Las Vegas | -1 | |
| Oct 20, 2026Arrived | Dulles | Las Vegas | -11 | |
| Oct 19, 2026Arrived | Dulles | Las Vegas | 3 | |
| Oct 18, 2026Arrived | Dulles | Las Vegas | -29 | |
| Oct 17, 2026Arrived | Dulles | Las Vegas | -24 | |
| Oct 16, 2026Arrived | Dulles | Las Vegas | -1 | |
| Oct 15, 2026Arrived | Dulles | Las Vegas | 61 |