| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jan 01 | LAS | MDW | 12:33 | 17:27 |
Landed Late
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Track > |
| Dec 31 | LAS | MDW | 11:49 | 16:48 |
Landed
|
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| Dec 25 | LAS | MDW | 11:42 | 16:28 |
Landed
|
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| Dec 24 | LAS | MDW | 12:56 | 17:45 |
Landed Late
|
Track > |
| Dec 17 | LAS | MDW | 11:56 | 17:04 |
Landed
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| Dec 16 | LAS | MDW | 11:58 | 17:06 |
Landed
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| Dec 15 | LAS | MDW | 11:57 | 17:10 |
Landed
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| Dec 11 | LAS | MDW | 11:55 | 16:53 |
Landed
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| Dec 10 | LAS | MDW | 11:47 | 17:03 |
Landed
|
Track > |
| Dec 09 | LAS | MDW | 12:02 | 17:14 |
Landed
|
Track > |
Southwest Airlines Flight WN143 connects Las Vegas, United States to Chicago, United States, taking off from Las Vegas McCarran International Airport LAS and landing at Chicago Midway International Airport MDW.
How long is the WN143 flight from Las Vegas to Chicago?
The average flight time from Las Vegas to Chicago is 3 hours and 2 minutes. The flight distance is 2442 km / 1517 miles and the average flight speed is 806 km/h / 501 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN143 Las Vegas to Chicago?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN143 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest WN143 flight?
The latest flight took off on Thursday, January 1st, 2026 with the flight status being Landed on 17:27.
How else can the flight WN143 be referenced as?
This Southwest Airlines flight can also be referenced as SWA143, WN0143, WN 143, SWA 143.
How often is flight WN143 delayed?
On average, 50% of all WN143 flights are delayed. The average delay is 15 minutes.
Can I get compensation for my delayed or cancelled WN143 flight or baggage issues?
If your WN143 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 WN143 Flight Tracker above for more details.
Other flights departing from Las Vegas LAS: AS718, WN369, WN555, WN1991
Other flights arriving at Chicago MDW: WN2363, WN2719, WN4038, WN2634
All flights connecting Las Vegas LAS to Chicago MDW.