| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jan 05 | STL | AUS | 22:55 | 00:47 |
Landed
|
Track > |
| Jan 04 | STL | AUS | 00:04 | 01:46 |
Delayed
|
Track > |
| Jan 03 | STL | AUS | 22:54 | 00:31 |
Landed
|
Track > |
| Jan 02 | STL | AUS | 22:46 | 00:30 |
Landed
|
Track > |
| Jan 01 | STL | AUS | 21:00 | 22:38 |
Landed
|
Track > |
| Dec 31 | STL | AUS | 21:25 | 23:00 |
Landed Late
|
Track > |
| Dec 30 | STL | AUS | 23:52 | 01:28 |
Landed Late
|
Track > |
| Dec 29 | STL | AUS | 00:08 | 01:50 |
Delayed
|
Track > |
| Dec 28 | STL | AUS | 23:45 | 01:37 |
Landed Late
|
Track > |
| Dec 27 | STL | AUS | 23:13 | 00:59 |
Landed
|
Track > |
Southwest Airlines Flight WN4420 connects St. Louis, United States to Austin, United States, taking off from St. Louis Lambert International Airport STL and landing at Austin Bergstrom International Airport AUS.
How long is the WN4420 flight from St. Louis to Austin?
The average flight time from St. Louis to Austin is 1 hour and 42 minutes. The flight distance is 1162 km / 722 miles and the average flight speed is 683 km/h / 424 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4420 St. Louis to Austin?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4420 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN4420 arriving at?
Flight WN4420 arrives at Austin Bergstrom International Airport (AUS) Terminal S.
When was the latest WN4420 flight?
The latest flight took off on Tuesday, January 6th, 2026 with the flight status being Landed on 00:47.
How else can the flight WN4420 be referenced as?
This Southwest Airlines flight can also be referenced as SWA4420, WN 4420, SWA 4420.
How often is flight WN4420 delayed?
On average, 60% of all WN4420 flights are delayed. The average delay is 34 minutes.
Can I get compensation for my delayed or cancelled WN4420 flight or baggage issues?
If your WN4420 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.
See our WN4420 Flight Tracker above for more details.
Other flights departing from St. Louis STL: WN269, WN3344, SY3029, SY3038
Other flights arriving at Austin AUS: NK456, WN1525, UA2056, 8C3378
All flights connecting St. Louis STL to Austin AUS.