Southwest Airlines
Is WN4550 delayed?
Service date: · Scheduled departure date (America/Denver)
Arrived
84 min late
Official source · Updated
Departure
Salt Lake City
SLC
Actual
Scheduled 19:15
Aug 28
Arrival
Phoenix
PHX
Actual
Scheduled 20:00
Aug 28
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.
- 12 min late
SLC → PHX
- 11 min late
SLC → PHX
- 33 min late
SLC → PHX
- 24 min early
SLC → PHX
- 68 min late
SLC → PHX
Flight history and details
Aug 18, 2026 — Sep 17, 2026
- Observed arrivals
- 19
- Arrivals over 15 minutes late
- 8
- Observed cancellations
- 0
- Observed occurrences
- 23
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 | Salt Lake City | Phoenix | 12 | |
| Sep 15, 2026Arrived | Salt Lake City | Phoenix | 11 | |
| Sep 14, 2026Arrived | Salt Lake City | Phoenix | 33 | |
| Sep 13, 2026Arrived | Salt Lake City | Phoenix | -24 | |
| Sep 11, 2026Arrived | Salt Lake City | Phoenix | 68 | |
| Sep 10, 2026Arrived | Salt Lake City | Phoenix | 79 | |
| Sep 9, 2026Arrived | Salt Lake City | Phoenix | -17 | |
| Sep 8, 2026Arrived | Salt Lake City | Phoenix | -11 | |
| Sep 7, 2026Arrived | Salt Lake City | Phoenix | 23 | |
| Sep 4, 2026Arrived | Salt Lake City | Phoenix | 150 | |
| Sep 3, 2026Arrived | Salt Lake City | Phoenix | 58 | |
| Sep 2, 2026Arrived | Salt Lake City | Phoenix | 6 | |
| Sep 1, 2026Arrived | Salt Lake City | Phoenix | -22 | |
| Aug 31, 2026Arrived | Salt Lake City | Phoenix | -6 | |
| Aug 30, 2026Arrived | Salt Lake City | Phoenix | 136 | |
| Aug 28, 2026Arrived | Salt Lake City | Phoenix | 84 | |
| Aug 27, 2026Arrived | Salt Lake City | Phoenix | 9 | |
| Aug 26, 2026Arrived | Salt Lake City | Phoenix | 3 | |
| Aug 25, 2026Arrived | Salt Lake City | Phoenix | -9 |