Southwest Airlines
Is WN3423 delayed?
Each route and date is shown separately. Confirm that both airports match your booking.
Service date: · Scheduled departure date (America/Phoenix)
Arrived
9 min early
Updated
Departure
Phoenix
PHX
Actual
Scheduled 08:30
Aug 29
Arrival
Pittsburgh
PIT
Actual
Scheduled 19:30
Aug 29
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)
Arrived
29 min early
Official source · Updated
Departure
San Diego
SAN
Actual
Scheduled 06:20
Aug 29
Arrival
Phoenix
PHX
Actual
Scheduled 07:50
Aug 29
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
PHXPIT
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 109 min late
SAN → HOU
- 2 min early
SAN → HOU
- 6 min early
PHX → PIT
- 25 min early
SAN → PHX
- 4 min late
SAN → HOU
Flight history and details
Aug 19, 2026 — Sep 18, 2026
- Observed arrivals
- 15
- Arrivals over 15 minutes late
- 1
- Observed cancellations
- 0
- Observed occurrences
- 17
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 | San Diego | Houston | 109 | |
| Sep 15, 2026Arrived | San Diego | Houston | -2 | |
| Sep 12, 2026Arrived | Phoenix | Pittsburgh | -6 | |
| Sep 12, 2026Arrived | San Diego | Phoenix | -25 | |
| Sep 8, 2026Arrived | San Diego | Houston | 4 | |
| Sep 6, 2026Arrived | San Diego | Phoenix | -10 | |
| Sep 5, 2026Arrived | Phoenix | Pittsburgh | -22 | |
| Sep 5, 2026Arrived | San Diego | Phoenix | -34 | |
| Sep 2, 2026Arrived | San Diego | Houston | -23 | |
| Sep 1, 2026Arrived | San Diego | Houston | -3 | |
| Aug 29, 2026Arrived | Phoenix | Pittsburgh | -9 | |
| Aug 29, 2026Arrived | San Diego | Phoenix | -29 | |
| Aug 26, 2026Arrived | San Diego | Houston | 10 | |
| Aug 25, 2026Arrived | San Diego | Houston | -3 | |
| Aug 22, 2026Arrived | San Diego | Phoenix | -27 |