Southwest Airlines
Is WN4315 delayed?
Yes — WN4315 landed in Las Vegas 84 min late, at 20:07 on Sep 28 (as of Sep 29, 03:07 UTC).
Often late: arrived more than 15 min after schedule on 8 of the last 15 flights.
84 min late
Official source · Updated
Departure
Ontario
ONT
Actual
Scheduled 17:58
Sep 28
Arrival
Las Vegas
LAS
Actual
Scheduled 18:43
Sep 28
Times shown in airport local time
Service date: · Scheduled departure date (America/Los_Angeles)
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 84 min late
Ontario → Las Vegas
- 11 min early
New York → Nashville
- On schedule (9 min behind)
Ontario → Las Vegas
- 48 min late
Ontario → Las Vegas
- On schedule (2 min behind)
Ontario → Las Vegas
Is WN4315 usually late?
Observation window: Sep 1, 2026 – Oct 1, 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. Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
At the airports today
Las Vegas (LAS) departures
- Left more than 15 min late
- 5 of 11
- Cancelled today
- 0
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 28, 2026Arrived | Ontario | Las Vegas | 84 | |
| Sep 26, 2026Arrived | New York | Nashville | -11 | |
| Sep 25, 2026Arrived | Ontario | Las Vegas | 9 | |
| Sep 24, 2026Arrived | Ontario | Las Vegas | 48 | |
| Sep 21, 2026Arrived | Ontario | Las Vegas | 2 | |
| Sep 19, 2026Arrived | New York | Nashville | -9 | |
| Sep 18, 2026Arrived | Ontario | Las Vegas | 50 | |
| Sep 17, 2026Arrived | Ontario | Las Vegas | 70 | |
| Sep 14, 2026Arrived | Ontario | Las Vegas | 24 | |
| Sep 12, 2026Arrived | New York | Nashville | -12 | |
| Sep 11, 2026Arrived | Ontario | Las Vegas | 20 | |
| Sep 10, 2026Arrived | Ontario | Las Vegas | -9 | |
| Sep 6, 2026Arrived | Los Angeles | Kansas City | 47 | |
| Sep 5, 2026Arrived | New York | Nashville | -18 | |
| Sep 4, 2026Arrived | Ontario | Las Vegas | 15 |
Email me if WN4315 runs late
We email you if your next WN4315 flight in the coming day is more than 15 minutes late, cancelled or diverted. Alerts last 30 days. No account needed.