| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Mar 01 | BWI | MIA | 08:38 | 11:20 |
Landed
|
Track > |
| Feb 28 | BWI | MIA | 08:47 | 11:10 |
Landed
|
Track > |
| Feb 27 | BWI | MIA | 08:31 | 10:47 |
Landed
|
Track > |
| Feb 26 | BWI | MIA | 08:31 | 10:46 |
Landed
|
Track > |
| Feb 22 | BWI | MIA | 08:20 | 11:15 |
Cancelled
|
Track > |
| Claim > | ||||||
| Feb 21 | BWI | MIA | 08:31 | 10:58 |
Landed
|
Track > |
| Feb 20 | BWI | MIA | 09:11 | 11:26 |
Landed
|
Track > |
| Feb 16 | BWI | MIA | 08:38 | 10:38 |
Landed
|
Track > |
| Feb 14 | BWI | MIA | 08:55 | 11:07 |
Landed
|
Track > |
| Feb 13 | BWI | MIA | 08:52 | 10:57 |
Landed
|
Track > |
Southwest Airlines Flight WN4321 connects Baltimore, United States to Miami, United States, taking off from Baltimore Washington International Airport BWI and landing at Miami International Airport MIA.
How long is the WN4321 flight from Baltimore to Miami?
The average flight time from Baltimore to Miami is 2 hours and 17 minutes. The flight distance is 1526 km / 948 miles and the average flight speed is 657 km/h / 408 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4321 Baltimore to Miami?
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 Sunday, March 1st, 2026 with the flight status being Landed on 11:20.
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, 20% of all WN4321 flights are delayed. The average delay is 8 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 Baltimore BWI: WN888, WN968, WN1230, WN4459
Other flights arriving at Miami MIA: AA1875, AA764, AA1741, AA2837
All flights connecting Baltimore BWI to Miami MIA.