Southwest Airlines
Is WN3664 delayed?
No — WN3664 landed in Houston on schedule (3 min behind), at 16:54 on Sep 30 (as of Sep 30, 21:55 UTC).
Usually on time: arrived within 15 min of schedule on 9 of the last 15 flights.
On schedule (3 min behind)
Official source · Updated
Departure
Salt Lake City
SLC
Actual
Scheduled 13:15
Sep 30
Arrival
Houston
HOU
Actual
Scheduled 16:51
Sep 30
Times shown in airport local time
Service date: · Scheduled departure date (America/Denver)
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
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.
- On schedule (3 min behind)
Salt Lake City → Houston
- 8 min early
Salt Lake City → Houston
- 7 min early
Pittsburgh → Fort Lauderdale
- 5 min early
Salt Lake City → Houston
- 28 min late
Salt Lake City → Houston
Is WN3664 usually late?
Observation window: Sep 2, 2026 – Oct 2, 2026
On time means arriving no more than 15 minutes after the scheduled time; late means more than 15 minutes after. Cancelled and diverted flights are counted apart from arrivals. Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
At the airports today
Salt Lake City (SLC) departures
- Left more than 15 min late
- 1 of 3
- Cancelled today
- 2
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 30, 2026Arrived | Salt Lake City | Houston | 3 | |
| Sep 29, 2026Arrived | Salt Lake City | Houston | -8 | |
| Sep 28, 2026Arrived | Pittsburgh | Fort Lauderdale | -7 | |
| Sep 27, 2026Arrived | Salt Lake City | Houston | -5 | |
| Sep 23, 2026Arrived | Salt Lake City | Houston | 28 | |
| Sep 22, 2026Arrived | Salt Lake City | Houston | 34 | |
| 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 |
Email me if WN3664 runs late
We email you if your next WN3664 flight in the coming day is more than 15 minutes late, cancelled or diverted. Alerts last 30 days. No account needed.