| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Aug 01 | ATL | HOU | 14:16 | 15:05 |
Delayed
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Track > |
| Jul 25 | ATL | HOU | 12:52 | 13:25 |
Landed
|
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| Jul 18 | ATL | HOU | 12:53 | 13:33 |
Landed
|
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| Jul 11 | ATL | HOU | 12:58 | 13:39 |
Landed
|
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| Jun 27 | ATL | HOU | 15:31 | 13:50 |
En-Route
|
Track > |
| Jun 20 | ATL | HOU | 12:49 | 13:45 |
Landed
|
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| Jun 13 | ATL | HOU | 12:48 | 13:21 |
Landed
|
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| Jun 06 | ATL | HOU | 12:56 | 13:34 |
Landed
|
Track > |
Southwest Airlines Flight WN3521 connects Atlanta, United States to Houston, United States, taking off from Atlanta Hartsfield-Jackson International Airport ATL and landing at Houston William P. Hobby Airport HOU.
How long is the WN3521 flight from Atlanta to Houston?
The average flight time from Atlanta to Houston is 1 hour and 41 minutes. The flight distance is 1118 km / 695 miles and the average flight speed is 647 km/h / 402 mph.
How many WN3521 flights are operated per week?
1 flight per week. The flight WN3521 is operated on Saturday.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3521 Atlanta to Houston?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3521 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest WN3521 flight?
The latest flight took off on Saturday, August 1st, 2026 with the flight status being En-Route on 15:05.
How else can the flight WN3521 be referenced as?
This Southwest Airlines flight can also be referenced as SWA3521, WN 3521, SWA 3521.
How often is flight WN3521 delayed?
On average, 12% of all WN3521 flights are delayed. The average delay is 75 minutes.
Can I get compensation for my delayed or cancelled WN3521 flight or baggage issues?
If your WN3521 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 WN3521 Flight Tracker above for more details.
Other flights departing from Atlanta ATL: CX3283, DL895, DL2827, YX3641
Other flights arriving at Houston HOU: WN4790, WN2555, WN1848, XE292
All flights connecting Atlanta ATL to Houston HOU.