| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Aug 03 | ONT | BWI | 22:02 | 05:34 |
Landed
|
Track > |
| Aug 02 | ONT | BWI | 21:46 | 05:12 |
Landed
|
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| Aug 01 | ONT | BWI | 22:20 | 05:56 |
Landed Late
|
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| Jul 31 | ONT | BWI | 21:51 | 05:08 |
Landed
|
Track > |
| Jul 30 | ONT | BWI | 21:52 | 05:27 |
Landed
|
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| Jul 29 | ONT | BWI | 21:54 | 05:19 |
Landed
|
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| Jul 28 | ONT | BWI | 22:17 | 05:43 |
Landed
|
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| Jul 27 | ONT | BWI | 21:44 | 05:24 |
Landed
|
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| Jul 26 | ONT | BWI | 21:49 | 05:15 |
Landed
|
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| Jul 25 | ONT | BWI | 21:50 | 05:23 |
Landed
|
Track > |
Southwest Airlines Flight WN3143 connects Ontario, United States to Baltimore, United States, taking off from Ontario International Airport ONT and landing at Baltimore Washington International Airport BWI.
How long is the WN3143 flight from Ontario to Baltimore?
The average flight time from Ontario to Baltimore is 4 hours and 29 minutes. The flight distance is 3666 km / 2278 miles and the average flight speed is 816 km/h / 507 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3143 Ontario to Baltimore?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3143 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest WN3143 flight?
The latest flight took off on Tuesday, August 4th, 2026 with the flight status being Landed on 05:34.
How else can the flight WN3143 be referenced as?
This Southwest Airlines flight can also be referenced as SWA3143, WN 3143, SWA 3143.
How often is flight WN3143 delayed?
On average, 30% of all WN3143 flights are delayed. The average delay is 14 minutes.
Can I get compensation for my delayed or cancelled WN3143 flight or baggage issues?
If your WN3143 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 WN3143 Flight Tracker above for more details.
Other flights departing from Ontario ONT: WN208, WN372, AA2237, WN3153
Other flights arriving at Baltimore BWI: WN2683, WN3486, WN3613, WN3622
All flights connecting Ontario ONT to Baltimore BWI.