Southwest Airlines
Is WN3412 delayed?
Each route and date is shown separately. Confirm that both airports match your booking.
Service date: · Scheduled departure date (America/Denver)
4 min early
Updated
Departure
Denver
DEN
Actual
Aug 23
Arrival
Detroit
DTW
Actual
Aug 23
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
Service date: · Scheduled departure date (America/Los_Angeles)
28 min early
This update may be out of date. Check with your airline.
Update time unavailable
Departure
San Francisco
SFO
Actual
Aug 23
Arrival
Denver
DEN
Estimated
Aug 23
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
- Not available
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 13 min late
DTW → MDW
- 9 min early
DEN → DTW
- 15 min early
SAN → DEN
- 21 min late
DTW → MDW
- 17 min early
DEN → DTW
Flight history and details
Aug 20, 2026 — Sep 19, 2026
- Observed arrivals
- 22
- Arrivals over 15 minutes late
- 4
- Observed cancellations
- 0
- Observed occurrences
- 26
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 | Detroit | Chicago | 13 | |
| Sep 16, 2026Arrived | Denver | Detroit | -9 | |
| Sep 16, 2026Arrived | San Diego | Denver | -15 | |
| Sep 15, 2026Arrived | Detroit | Chicago | 21 | |
| Sep 15, 2026Arrived | Denver | Detroit | -17 | |
| Sep 15, 2026Arrived | San Diego | Denver | -21 | |
| Sep 9, 2026Arrived | Detroit | Chicago | -8 | |
| Sep 8, 2026Arrived | Detroit | Chicago | 9 | |
| Sep 8, 2026Arrived | Denver | Detroit | 5 | |
| Sep 8, 2026Arrived | San Diego | Denver | -13 | |
| Sep 6, 2026Arrived | San Francisco | San Diego | -20 | |
| Sep 2, 2026Arrived | Detroit | Chicago | 10 | |
| Sep 2, 2026Arrived | Denver | Detroit | -1 | |
| Sep 2, 2026Arrived | San Diego | Denver | -24 | |
| Sep 1, 2026Arrived | Detroit | Chicago | 7 | |
| Aug 26, 2026Arrived | Detroit | Chicago | 25 | |
| Aug 26, 2026Arrived | Denver | Detroit | 33 | |
| Aug 26, 2026Arrived | San Diego | Denver | 34 | |
| Aug 25, 2026Arrived | Detroit | Chicago | -21 | |
| Aug 25, 2026Arrived | Denver | Detroit | -20 | |
| Aug 25, 2026Arrived | San Diego | Denver | -24 | |
| Aug 23, 2026Arrived | Denver | Detroit | -4 |