Southwest Airlines
Is WN4923 delayed?
Service date: · Scheduled departure date (America/Los_Angeles)
Arrived
6 min early
Updated
Departure
Las Vegas
LAS
Actual
Scheduled 15:00
Aug 25
Arrival
Ontario
ONT
Actual
Scheduled 23:05
Aug 25
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
LASONT
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 16 min late
LAS → ONT
- 13 min late
LAS → ONT
- 2 min late
DEN → IND
- 14 min early
LAS → ONT
- 55 min late
LAS → ONT
Flight history and details
Aug 19, 2026 — Sep 18, 2026
- Observed arrivals
- 8
- Arrivals over 15 minutes late
- 2
- Observed cancellations
- 0
- Observed occurrences
- 12
Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 16, 2026Arrived | Las Vegas | Ontario | 16 | |
| Sep 15, 2026Arrived | Las Vegas | Ontario | 13 | |
| Sep 13, 2026Arrived | Denver | Indianapolis | 2 | |
| Sep 9, 2026Arrived | Las Vegas | Ontario | -14 | |
| Sep 8, 2026Arrived | Las Vegas | Ontario | 55 | |
| Sep 1, 2026Arrived | Las Vegas | Ontario | 6 | |
| Aug 26, 2026Arrived | Las Vegas | Ontario | -6 | |
| Aug 25, 2026Arrived | Las Vegas | Ontario | -6 |