| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jan 01 | ONT | DEN | 15:30 | 18:14 |
Landed
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Track > |
| Dec 31 | ONT | DEN | 15:22 | 18:09 |
Landed
|
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| Dec 25 | ONT | DEN | 15:25 | 18:01 |
Landed
|
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| Dec 24 | ONT | DEN | 15:11 | 17:49 |
Landed
|
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| Dec 17 | ONT | DEN | 16:23 | 19:12 |
Delayed
|
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| Dec 16 | ONT | DEN | 14:55 | 17:48 |
Landed
|
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| Dec 15 | ONT | DEN | 14:50 | 17:49 |
Landed
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| Dec 11 | ONT | DEN | 14:57 | 17:51 |
Landed
|
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| Dec 10 | ONT | DEN | 15:11 | 18:05 |
Landed
|
Track > |
| Dec 09 | ONT | DEN | 14:55 | 17:49 |
Landed
|
Track > |
Southwest Airlines Flight WN4400 connects Ontario, United States to Denver, United States, taking off from Ontario International Airport ONT and landing at Denver International Airport DEN.
How long is the WN4400 flight from Ontario to Denver?
The average flight time from Ontario to Denver is 1 hour and 48 minutes. The flight distance is 1316 km / 818 miles and the average flight speed is 729 km/h / 453 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4400 Ontario to Denver?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4400 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest WN4400 flight?
The latest flight took off on Friday, January 2nd, 2026 with the flight status being Landed on 18:14.
How else can the flight WN4400 be referenced as?
This Southwest Airlines flight can also be referenced as SWA4400, WN 4400, SWA 4400.
How often is flight WN4400 delayed?
On average, 50% of all WN4400 flights are delayed. The average delay is 20 minutes.
Can I get compensation for my delayed or cancelled WN4400 flight or baggage issues?
If your WN4400 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 WN4400 Flight Tracker above for more details.
Other flights departing from Ontario ONT: UA1305, WN726, WN156, WN3996
Other flights arriving at Denver DEN: WN1364, WN1581, WN4360, WN2072
All flights connecting Ontario ONT to Denver DEN.