Southwest Airlines
Is WN3901 delayed?
Yes — WN3901 landed in San Diego 17 min late, at 18:31 on Sep 28 (as of Sep 29, 01:31 UTC).
Often late: arrived more than 15 min after schedule on 8 of the last 13 flights.
17 min late
Official source · Updated
Departure
Santa Rosa
STS
Actual
Scheduled 16:54
Sep 28
Arrival
San Diego
SAN
Actual
Scheduled 18:14
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.
- 17 min late
Santa Rosa → San Diego
- 43 min late
Santa Rosa → San Diego
- 43 min late
Santa Rosa → San Diego
- 5 min early
Santa Rosa → San Diego
- <1 min early
Santa Rosa → San Diego
Is WN3901 usually late?
Observation window: Aug 31, 2026 – Sep 30, 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
San Diego (SAN) departures
- Left more than 15 min late
- 52 of 235
- Cancelled today
- 1
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 28, 2026Arrived | Santa Rosa | San Diego | 17 | |
| Sep 27, 2026Arrived | Santa Rosa | San Diego | 43 | |
| Sep 25, 2026Arrived | Santa Rosa | San Diego | 43 | |
| Sep 24, 2026Arrived | Santa Rosa | San Diego | -5 | |
| Sep 21, 2026Arrived | Santa Rosa | San Diego | 0 | |
| Sep 20, 2026Arrived | Santa Rosa | San Diego | 33 | |
| Sep 18, 2026Arrived | Santa Rosa | San Diego | 77 | |
| Sep 17, 2026Arrived | Santa Rosa | San Diego | 62 | |
| Sep 14, 2026Arrived | Santa Rosa | San Diego | 21 | |
| Sep 13, 2026Arrived | Santa Rosa | San Diego | -9 | |
| Sep 10, 2026Arrived | Santa Rosa | San Diego | -8 | |
| Sep 7, 2026Arrived | Santa Rosa | San Diego | 6 | |
| Sep 4, 2026Arrived | Santa Rosa | San Diego | 135 |
Email me if WN3901 runs late
We email you if your next WN3901 flight in the coming day is more than 15 minutes late, cancelled or diverted. Alerts last 30 days. No account needed.