Southwest Airlines
Is WN4278 delayed?
No — WN4278 landed in Los Angeles 7 min early, at 21:08 on Sep 23 (as of Sep 24, 04:08 UTC). Over its last 7 recorded arrivals, 0 landed more than 15 min late.
Arrived
7 min early
Official source · Updated
Departure
Phoenix
PHX
Scheduled
Sep 23
Arrival
Los Angeles
LAX
Actual
Scheduled 21:16
Sep 23
Times shown in airport local time
Service date: · Scheduled departure date (America/Phoenix)
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
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.
- 7 min early
PHX → LAX
- On schedule (1 min behind)
PHX → LAX
- On schedule (4 min behind)
PHX → LAX
- 12 min early
PHX → LAX
- 10 min early
PHX → LAX
Flight history and details
Aug 27, 2026 — Sep 26, 2026
- Observed arrivals
- 7
- Arrivals over 15 minutes late
- 0
- Observed cancellations
- 0
- Observed occurrences
- 8
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 23, 2026Arrived | Phoenix | Los Angeles | -7 | |
| Sep 22, 2026Arrived | Phoenix | Los Angeles | 1 | |
| Sep 16, 2026Arrived | Phoenix | Los Angeles | 4 | |
| Sep 15, 2026Arrived | Phoenix | Los Angeles | -12 | |
| Sep 9, 2026Arrived | Phoenix | Los Angeles | -10 | |
| Sep 8, 2026Arrived | Phoenix | Los Angeles | 14 | |
| Sep 2, 2026Arrived | Phoenix | Los Angeles | -17 |