WN1638 Flight Status Southwest Airlines: St. Louis to Austin (SWA1638)
WN 1638 St. Louis to Austin Flight Status
Not scheduled today. Latest flight: September 28th, 2026 ; recent history is in the table below.
WN 1638 Flight Status & Schedule Southwest Airlines St. Louis to Austin
| Date | From | To | Departure | Arrival | Status | Details |
|---|---|---|---|---|---|---|
| Sep 28 | STL | AUS | 20:57 | 22:29 | Landed | Track > |
| Sep 27 | STL | AUS | 21:12 | 22:46 | Landed | Track > |
| Sep 25 | STL | AUS | 21:56 | 23:38 | Delayed | Track > |
| Sep 24 | STL | AUS | 21:33 | 23:10 | Landed Late | Track > |
| Sep 21 | STL | AUS | 21:07 | 22:42 | Landed | Track > |
| Sep 20 | STL | AUS | 20:48 | 22:32 | Landed | Track > |
| Sep 18 | STL | AUS | 20:56 | 22:36 | Landed | Track > |
| Sep 17 | STL | AUS | 23:10 | 00:48 | Delayed | Track > |
| Sep 14 | STL | AUS | 21:26 | 23:03 | Landed | Track > |
| Sep 13 | STL | AUS | 21:27 | 23:03 | Landed | Track > |
Southwest Airlines operates WN 1638 from St. Louis to Austin, a 1,162 km (722 mi) trip. With 2 h 5 min in the timetable and a usual flight time of about 1 h 35 min, it often makes up time. It is not flying today; the last flight, on 28 September 2026, landed on time.
About WN 1638
- Distance
- 1,162 km (722 mi)
- Typical flight time
- 1 h 35 min
- On time
- 7 of the last 8
- Average delay when late
- 20 min
- Usually departs from
- Terminal 2
WN 1638 FAQ
- How long is the WN1638 flight?
- The timetable allows 2 h 5 min. St. Louis to Austin is 1,162 km (722 mi).
- How often is WN1638 late?
- 1 of the last 8 flights arrived 15 or more minutes late; when late, by 20 minutes on average.
- Which terminal does WN1638 use?
- It usually leaves from Terminal 2 at St. Louis Lambert International Airport (STL). Check the flight card above for today's terminal and gate.
- What other flight numbers does WN1638 have?
- Also listed as SWA1638 (Southwest Airlines' ICAO code) and WN 1638.
WN1638 and St. Louis STL to Austin AUS Flights
Other flights departing from St. Louis STL: WN3878, WN3955, WN4166, WN5412
Other flights arriving at Austin AUS: DL2444, WN4421, WN223, WN3162
All flights connecting St. Louis STL to Austin AUS.