| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 18 | DEN | TUS | 23:05 | 23:42 |
Delayed
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Track > |
| Sep 17 | DEN | TUS | 21:52 | 22:35 |
Landed Late
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| Sep 16 | DEN | TUS | 21:34 | 22:06 |
Landed
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| Sep 15 | DEN | TUS | 21:37 | 22:16 |
Landed Late
|
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| Sep 14 | DEN | TUS | 00:19 | 22:00 |
Unknown
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| Sep 13 | DEN | TUS | 21:29 | 22:04 |
Landed
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| Sep 11 | DEN | TUS | 21:14 | 21:44 |
Landed
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| Sep 10 | DEN | TUS | 21:17 | 21:44 |
Landed
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| Sep 09 | DEN | TUS | 21:02 | 21:32 |
Landed
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| Sep 08 | DEN | TUS | 21:33 | 22:05 |
Landed
|
Track > |
Southwest Airlines Flight WN4578 connects Denver, United States to Tucson, United States, taking off from Denver International Airport DEN and landing at Tucson International Airport TUS.
How long is the WN4578 flight from Denver to Tucson?
The average flight time from Denver to Tucson is 1 hour and 33 minutes. The flight distance is 1029 km / 639 miles and the average flight speed is 643 km/h / 399 mph.
How many WN4578 flights are operated per week?
6 flights per week. The flight WN4578 is operated on Monday, Tuesday, Wednesday, Thursday, Friday and Saturday.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4578 Denver to Tucson?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4578 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest WN4578 flight?
The latest flight took off on Saturday, September 19th, 2026 with the flight status being En-Route on 23:42.
How else can the flight WN4578 be referenced as?
This Southwest Airlines flight can also be referenced as SWA4578, WN 4578, SWA 4578.
How often is flight WN4578 delayed?
On average, 60% of all WN4578 flights are delayed. The average delay is 28 minutes.
Can I get compensation for my delayed or cancelled WN4578 flight or baggage issues?
If your WN4578 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 WN4578 Flight Tracker above for more details.
Other flights departing from Denver DEN: F93174, OO4712, WN3974, WN4734
Other flights arriving at Tucson TUS: AA1580, AA6315, WN4381, OO6315
All flights connecting Denver DEN to Tucson TUS.