Southwest Airlines
Is WN4045 delayed?
No — WN4045 landed in St Louis 17 min early, at 21:31 on Sep 27 (as of Sep 28, 02:31 UTC). Over its last 4 recorded arrivals, 1 landed more than 15 min late.
17 min early
Official source · Updated
Departure
Valparaiso
VPS
Actual
Scheduled 20:15
Sep 27
Arrival
St Louis
STL
Actual
Scheduled 21:49
Sep 27
Times shown in airport local time
Service date: · Scheduled departure date (America/Chicago)
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 early
Valparaiso → St Louis
- 81 min late
Valparaiso → St Louis
- 19 min early
Valparaiso → St Louis
- 21 min early
Valparaiso → St Louis
Is WN4045 usually late?
Observation window: Aug 30, 2026 – Sep 29, 2026
Percentages and delay figures appear once 10 arrivals are recorded.
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.
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 27, 2026Arrived | Valparaiso | St Louis | -17 | |
| Sep 20, 2026Arrived | Valparaiso | St Louis | 81 | |
| Sep 13, 2026Arrived | Valparaiso | St Louis | -19 | |
| Sep 6, 2026Arrived | Valparaiso | St Louis | -21 |
Email me if WN4045 runs late
We email you if your next WN4045 flight in the coming day is more than 15 minutes late, cancelled or diverted. Alerts last 30 days. No account needed.