| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jan 05 | SAT | LAS | 20:19 | 20:55 |
Landed
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| Dec 18 | SAT | LAS | 20:26 | 20:59 |
Landed
|
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| Dec 14 | SAT | LAS | 20:30 | 21:03 |
Landed
|
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| Dec 12 | SAT | LAS | 20:39 | 21:04 |
Landed
|
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| Dec 07 | SAT | LAS | 20:51 | 21:20 |
Landed
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| Nov 28 | SAT | LAS | 20:32 | 21:02 |
Landed
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| Nov 24 | SAT | LAS | 20:24 | 20:56 |
Landed
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| Nov 23 | SAT | LAS | 20:28 | 21:17 |
Landed
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| Nov 21 | SAT | LAS | 20:42 | 21:12 |
Landed
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Track > |
| Nov 16 | SAT | LAS | 20:17 | 20:51 |
Landed
|
Track > |
Southwest Airlines Flight WN3879 connects San Antonio, United States to Las Vegas, United States, taking off from San Antonio International Airport SAT and landing at Las Vegas McCarran International Airport LAS.
How long is the WN3879 flight from San Antonio to Las Vegas?
The average flight time from San Antonio to Las Vegas is 2 hours and 33 minutes. The flight distance is 1717 km / 1067 miles and the average flight speed is 674 km/h / 419 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3879 San Antonio to Las Vegas?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3879 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN3879 arriving at?
Flight WN3879 arrives at Las Vegas McCarran International Airport (LAS) Terminal 1.
When was the latest WN3879 flight?
The latest flight took off on Tuesday, January 6th, 2026 with the flight status being Landed on 20:55.
How else can the flight WN3879 be referenced as?
This Southwest Airlines flight can also be referenced as SWA3879, WN 3879, SWA 3879.
How often is flight WN3879 delayed?
On average, 30% of all WN3879 flights are delayed. The average delay is 6 minutes.
Can I get compensation for my delayed or cancelled WN3879 flight or baggage issues?
If your WN3879 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 WN3879 Flight Tracker above for more details.
Other flights departing from San Antonio SAT: WN2308, WN1315, WN383, WN2312
Other flights arriving at Las Vegas LAS: WN985, WN4489, WN1574, WN3014
All flights connecting San Antonio SAT to Las Vegas LAS.