Southwest Airlines
Is WN4320 delayed?
Each route and date is shown separately. Confirm that both airports match your booking.
Service date: · Scheduled departure date (America/Los_Angeles)
7 min early
This update may be out of date. Check with your airline.
Update time unavailable
Departure
San Diego
SAN
Actual
Aug 29
Arrival
Portland
PDX
Estimated
Aug 30
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
- Not available
Service date: · Scheduled departure date (America/Phoenix)
12 min early
Updated
Departure
Phoenix
PHX
Actual
Aug 29
Arrival
San Diego
SAN
Actual
Aug 29
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.
- 24 min early
ATL → AUS
- 17 min early
ATL → AUS
- 14 min early
SAN → PDX
- 5 min early
PHX → SAN
- 16 min early
ATL → AUS
Flight history and details
Aug 20, 2026 — Sep 19, 2026
- Observed arrivals
- 11
- Arrivals over 15 minutes late
- 0
- Observed cancellations
- 0
- Observed occurrences
- 16
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 | Atlanta | Austin | -24 | |
| Sep 15, 2026Arrived | Atlanta | Austin | -17 | |
| Sep 12, 2026Arrived | San Diego | Portland | -14 | |
| Sep 12, 2026Arrived | Phoenix | San Diego | -5 | |
| Sep 8, 2026Arrived | Atlanta | Austin | -16 | |
| Sep 5, 2026Arrived | San Diego | Portland | -18 | |
| Sep 5, 2026Arrived | Phoenix | San Diego | -5 | |
| Sep 1, 2026Arrived | Atlanta | Austin | -16 | |
| Aug 29, 2026Arrived | Phoenix | San Diego | -12 | |
| Aug 26, 2026Arrived | Atlanta | Austin | -18 | |
| Aug 25, 2026Arrived | Atlanta | Austin | -17 |