Southwest Airlines
Is WN3664 delayed?
Service date: · Scheduled departure date (America/Denver)
Arrived
1 min early
Official source · Updated
Departure
Salt Lake City
SLC
Scheduled
Sep 8
Arrival
Houston
HOU
Actual
Scheduled 21:51
Sep 8
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
SLCHOU
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 11 min early
PIT → FLL
- 33 min late
SLC → HOU
- <1 min late
SLC → HOU
- 47 min late
SLC → HOU
- 15 min late
SLC → HOU
Flight history and details
Aug 23, 2026 — Sep 22, 2026
- Observed arrivals
- 11
- Arrivals over 15 minutes late
- 4
- Observed cancellations
- 0
- Observed occurrences
- 14
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 21, 2026Arrived | Pittsburgh | Fort Lauderdale | -11 | |
| Sep 20, 2026Arrived | Salt Lake City | Houston | 33 | |
| Sep 16, 2026Arrived | Salt Lake City | Houston | 0 | |
| Sep 15, 2026Arrived | Salt Lake City | Houston | 47 | |
| Sep 13, 2026Arrived | Salt Lake City | Houston | 15 | |
| Sep 9, 2026Arrived | Salt Lake City | Houston | 32 | |
| Sep 8, 2026Arrived | Salt Lake City | Houston | -1 | |
| Sep 4, 2026Arrived | Pittsburgh | Fort Lauderdale | -11 | |
| Sep 2, 2026Arrived | Salt Lake City | Houston | -10 | |
| Aug 26, 2026Arrived | Salt Lake City | Houston | 5 | |
| Aug 25, 2026Arrived | Salt Lake City | Houston | 0 |