Southwest Airlines
Is WN4512 delayed?
Service date: · Scheduled departure date (America/Los_Angeles)
Arrived
21 min late
Official source · Updated
Departure
Las Vegas
LAS
Actual
Scheduled 14:25
Sep 1
Arrival
San Francisco
SFO
Actual
Scheduled 16:00
Sep 1
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 76 min late
LAS → SFO
- 15 min late
LAS → SFO
- 3 min early
LAS → SEA
- 1 min early
LAS → SFO
- 2 min early
LAS → SFO
Flight history and details
Aug 19, 2026 — Sep 18, 2026
- Observed arrivals
- 12
- Arrivals over 15 minutes late
- 4
- Observed cancellations
- 0
- Observed occurrences
- 13
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 | San Francisco | 76 | |
| Sep 15, 2026Arrived | Las Vegas | San Francisco | 15 | |
| Sep 12, 2026Arrived | Las Vegas | Seattle | -3 | |
| Sep 9, 2026Arrived | Las Vegas | San Francisco | -1 | |
| Sep 8, 2026Arrived | Las Vegas | San Francisco | -2 | |
| Sep 5, 2026Arrived | Las Vegas | Seattle | 40 | |
| Sep 2, 2026Arrived | Las Vegas | San Francisco | 39 | |
| Sep 1, 2026Arrived | Las Vegas | San Francisco | 21 | |
| Aug 29, 2026Arrived | Las Vegas | Seattle | -23 | |
| Aug 26, 2026Arrived | Las Vegas | San Francisco | 1 | |
| Aug 25, 2026Arrived | Las Vegas | San Francisco | 8 |