Southwest Airlines
Is WN4172 delayed?
No — WN4172 landed in Sacramento on schedule (15 min behind), at 23:04 on Sep 27 (as of Sep 28, 06:04 UTC).
Usually on time: arrived within 15 min of schedule on 10 of the last 11 flights.
On schedule (15 min behind)
Official source · Updated
Departure
Los Angeles
LAX
Actual
Scheduled 21:38
Sep 27
Arrival
Sacramento
SMF
Actual
Scheduled 22:49
Sep 27
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.
- On schedule (15 min behind)
Los Angeles → Sacramento
- 13 min early
Las Vegas → Louisville
- 5 min early
Palm Springs → Las Vegas
- 44 min late
Los Angeles → Sacramento
- 5 min early
Las Vegas → Louisville
Is WN4172 usually late?
Observation window: Sep 2, 2026 – Oct 2, 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
Los Angeles (LAX) departures
- Left more than 15 min late
- 83 of 304
- Cancelled today
- 7
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 27, 2026Arrived | Los Angeles | Sacramento | 15 | |
| Sep 26, 2026Arrived | Las Vegas | Louisville | -13 | |
| Sep 26, 2026Arrived | Palm Springs | Las Vegas | -5 | |
| Sep 20, 2026Arrived | Los Angeles | Sacramento | 44 | |
| Sep 19, 2026Arrived | Las Vegas | Louisville | -5 | |
| Sep 19, 2026Arrived | Palm Springs | Las Vegas | -1 | |
| Sep 13, 2026Arrived | Los Angeles | Sacramento | 4 | |
| Sep 12, 2026Arrived | Las Vegas | Louisville | -22 | |
| Sep 12, 2026Arrived | Palm Springs | Las Vegas | -14 | |
| Sep 5, 2026Arrived | Las Vegas | Louisville | -22 | |
| Sep 5, 2026Arrived | Palm Springs | Las Vegas | -15 |
Email me if WN4172 runs late
We email you if your next WN4172 flight in the coming day is more than 15 minutes late, cancelled or diverted. Alerts last 30 days. No account needed.