| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| May 31 | SEA | LAS | 13:58 | 15:55 |
Landed
|
Track > |
| May 17 | SEA | LAS | 14:02 | 15:44 |
Landed
|
Track > |
| May 10 | SEA | LAS | 14:19 | 16:20 |
Landed Late
|
Track > |
| May 03 | SEA | LAS | 13:36 | 16:00 |
Unknown
|
Track > |
| Apr 26 | SEA | LAS | 13:58 | 15:59 |
Landed
|
Track > |
| Apr 19 | SEA | LAS | 14:00 | 16:12 |
Landed
|
Track > |
| Apr 12 | SEA | LAS | 14:21 | 16:25 |
Landed Late
|
Track > |
Southwest Airlines Flight WN3521 connects Seattle, United States to Las Vegas, United States, taking off from Seattle Tacoma International Airport SEA and landing at Las Vegas McCarran International Airport LAS.
How long is the WN3521 flight from Seattle to Las Vegas?
The average flight time from Seattle to Las Vegas is 2 hours and 3 minutes. The flight distance is 1395 km / 867 miles and the average flight speed is 687 km/h / 427 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3521 Seattle to Las Vegas?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3521 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN3521 arriving at?
Flight WN3521 arrives at Las Vegas McCarran International Airport (LAS) Terminal 1.
When was the latest WN3521 flight?
The latest flight took off on Sunday, May 31st, 2026 with the flight status being Landed on 15:55.
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, 43% of all WN3521 flights are delayed. The average delay is 14 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 Seattle SEA: AS472, UA5575, AS765, AS2194
Other flights arriving at Las Vegas LAS: F92987, G4614, WN3370, WN4356
All flights connecting Seattle SEA to Las Vegas LAS.