| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jan 05 | SJC | ONT | 08:02 | 08:53 |
Landed
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| Dec 31 | SJC | ONT | 07:07 | 08:01 |
Landed
|
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| Dec 24 | SJC | ONT | 07:11 | 08:16 |
Landed
|
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| Dec 18 | SJC | ONT | 08:09 | 09:02 |
Landed
|
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| Dec 17 | SJC | ONT | 07:13 | 08:03 |
Landed
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| Dec 16 | SJC | ONT | 07:13 | 08:06 |
Landed
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| Dec 15 | SJC | ONT | 07:08 | 07:59 |
Landed
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| Dec 14 | SJC | ONT | 08:05 | 09:01 |
Landed
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| Dec 13 | SJC | ONT | 07:12 | 08:06 |
Landed
|
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| Dec 12 | SJC | ONT | 08:20 | 09:16 |
Landed
|
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Southwest Airlines Flight WN4103 connects San Jose, United States to Ontario, United States, taking off from San Jose International Airport SJC and landing at Ontario International Airport ONT.
How long is the WN4103 flight from San Jose to Ontario?
The average flight time from San Jose to Ontario is 54 minutes. The flight distance is 536 km / 333 miles and the average flight speed is 596 km/h / 370 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4103 San Jose to Ontario?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4103 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN4103 arriving at?
Flight WN4103 arrives at Ontario International Airport (ONT) Terminal 4.
When was the latest WN4103 flight?
The latest flight took off on Monday, January 5th, 2026 with the flight status being Landed on 08:53.
How else can the flight WN4103 be referenced as?
This Southwest Airlines flight can also be referenced as SWA4103, WN 4103, SWA 4103.
How often is flight WN4103 delayed?
On average, 10% of all WN4103 flights are delayed. The average delay is 1 minute.
Can I get compensation for my delayed or cancelled WN4103 flight or baggage issues?
If your WN4103 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 WN4103 Flight Tracker above for more details.
Other flights departing from San Jose SJC: AS557, AS3234, WN3404, OO234
Other flights arriving at Ontario ONT: WN2571, WN3234, WN3154, WN504
All flights connecting San Jose SJC to Ontario ONT.