| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Feb 28 | MIA | AUS | 12:35 | 14:22 |
Landed
|
Track > |
| Feb 21 | MIA | AUS | 12:14 | 13:57 |
Landed
|
Track > |
| Feb 14 | MIA | AUS | 12:17 | 14:14 |
Landed
|
Track > |
Southwest Airlines Flight WN4321 connects Miami, United States to Austin, United States, taking off from Miami International Airport MIA and landing at Austin Bergstrom International Airport AUS.
How long is the WN4321 flight from Miami to Austin?
The average flight time from Miami to Austin is 2 hours and 49 minutes. The flight distance is 1773 km / 1102 miles and the average flight speed is 630 km/h / 392 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4321 Miami to Austin?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4321 is 5/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest WN4321 flight?
The latest flight took off on Saturday, February 28th, 2026 with the flight status being Landed on 14:22.
How else can the flight WN4321 be referenced as?
This Southwest Airlines flight can also be referenced as SWA4321, WN 4321, SWA 4321.
How often is flight WN4321 delayed?
On average, 33% of all WN4321 flights are delayed. The average delay is 2 minutes.
Can I get compensation for my delayed or cancelled WN4321 flight or baggage issues?
If your WN4321 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 WN4321 Flight Tracker above for more details.
Other flights departing from Miami MIA: AA4458, DL998, WN2793, CX3272
Other flights arriving at Austin AUS: WN1102, AA1032, WN2155, AA1428
All flights connecting Miami MIA to Austin AUS.