| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 28 | MDW | ONT | 12:54 | 14:24 |
Landed
|
Track > |
| Sep 27 | MDW | ONT | 08:48 | 10:17 |
Landed
|
Track > |
| Sep 21 | MDW | ONT | 12:59 | 14:53 |
Landed
|
Track > |
| Sep 20 | MDW | ONT | 08:37 | 10:27 |
Landed
|
Track > |
| Sep 14 | MDW | ONT | 13:16 | 15:02 |
Landed
|
Track > |
| Sep 13 | MDW | ONT | 09:40 | 11:30 |
Delayed
|
Track > |
| Sep 07 | MDW | ONT | 12:52 | 14:41 |
Landed
|
Track > |
| Sep 06 | MDW | ONT | 08:49 | 10:38 |
Landed
|
Track > |
| Aug 31 | MDW | ONT | 16:07 | 17:49 |
Delayed
|
Track > |
| Aug 30 | MDW | ONT | 08:35 | 10:33 |
Landed
|
Track > |
Southwest Airlines Flight WN203 connects Chicago, United States to Ontario, United States, taking off from Chicago Midway International Airport MDW and landing at Ontario International Airport ONT.
How long is the WN203 flight from Chicago to Ontario?
The average flight time from Chicago to Ontario is 3 hours and 45 minutes. The flight distance is 2739 km / 1702 miles and the average flight speed is 729 km/h / 453 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN203 Chicago to Ontario?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN203 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN203 arriving at?
Flight WN203 arrives at Ontario International Airport (ONT) Terminal 4.
When was the latest WN203 flight?
The latest flight took off on Sunday, September 28th, 2025 with the flight status being Landed on 14:24.
How else can the flight WN203 be referenced as?
This Southwest Airlines flight can also be referenced as SWA203, WN0203, WN 203, SWA 203.
How often is flight WN203 delayed?
On average, 40% of all WN203 flights are delayed. The average delay is 46 minutes.
Can I get compensation for my delayed or cancelled WN203 flight or baggage issues?
If your WN203 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 WN203 Flight Tracker above for more details.
Other flights departing from Chicago MDW: WN423, WN1558, WN4077, WN4439
Other flights arriving at Ontario ONT: WN2906, WN976, AS1118, WN3230
All flights connecting Chicago MDW to Ontario ONT.
