| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 16 | STL | DAL | 21:01 | 22:18 |
Landed
|
Track > |
| Sep 15 | STL | DAL | 21:32 | 22:47 |
Landed Late
|
Track > |
| Sep 13 | STL | DAL | 21:28 | 22:43 |
Landed
|
Track > |
| Sep 09 | STL | DAL | 20:53 | 22:07 |
Landed
|
Track > |
| Sep 08 | STL | DAL | 21:01 | 22:16 |
Landed
|
Track > |
| Sep 02 | STL | DAL | 22:10 | 23:24 |
Delayed
|
Track > |
| Sep 01 | STL | DAL | 21:43 | 22:58 |
Landed Late
|
Track > |
| Aug 30 | STL | DAL | 21:13 | 22:27 |
Landed
|
Track > |
| Aug 26 | STL | DAL | 20:49 | 22:08 |
Landed
|
Track > |
| Aug 25 | STL | DAL | 20:47 | 22:05 |
Landed
|
Track > |
Southwest Airlines Flight WN3821 connects St. Louis, United States to Dallas, United States, taking off from St. Louis Lambert International Airport STL and landing at Dallas Love Field Airport DAL.
How long is the WN3821 flight from St. Louis to Dallas?
The average flight time from St. Louis to Dallas is 1 hour and 15 minutes. The flight distance is 878 km / 546 miles and the average flight speed is 697 km/h / 433 mph.
How many WN3821 flights are operated per week?
3 flights per week. The flight WN3821 is operated on Monday, Wednesday and Thursday.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3821 St. Louis to Dallas?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3821 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN3821 arriving at?
Flight WN3821 arrives at Dallas Love Field Airport (DAL) Terminal 1.
When was the latest WN3821 flight?
The latest flight took off on Thursday, September 17th, 2026 with the flight status being Landed on 22:18.
How else can the flight WN3821 be referenced as?
This Southwest Airlines flight can also be referenced as SWA3821, WN 3821, SWA 3821.
How often is flight WN3821 delayed?
On average, 50% of all WN3821 flights are delayed. The average delay is 24 minutes.
Can I get compensation for my delayed or cancelled WN3821 flight or baggage issues?
If your WN3821 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 WN3821 Flight Tracker above for more details.
Other flights departing from St. Louis STL: WN3843, WN3878, WN3955, WN4166
Other flights arriving at Dallas DAL: WN2452, WN378, WN488, WN1486
All flights connecting St. Louis STL to Dallas DAL.