| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 17 | AUS | DEN | 18:40 | 19:24 |
Landed
|
Track > |
| Jul 16 | AUS | DEN | 19:12 | 20:01 |
Landed
|
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| Jul 15 | AUS | DEN | 18:39 | 19:25 |
Landed
|
Track > |
| Jul 14 | AUS | DEN | 18:34 | 19:23 |
Landed
|
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| Jul 13 | AUS | DEN | 19:38 | 20:24 |
Landed Late
|
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| Jul 12 | AUS | DEN | 19:09 | 20:20 |
Landed Late
|
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| Jul 10 | AUS | DEN | 18:48 | 19:54 |
Landed
|
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| Jul 09 | AUS | DEN | 19:33 | 20:47 |
Delayed
|
Track > |
| Jul 08 | AUS | DEN | 18:34 | 19:40 |
Landed
|
Track > |
| Jul 07 | AUS | DEN | 18:59 | 20:16 |
Landed Late
|
Track > |
United Airlines Flight UA439 connects Austin, United States to Denver, United States, taking off from Austin Bergstrom International Airport AUS and landing at Denver International Airport DEN.
How long is the UA439 flight from Austin to Denver?
The average flight time from Austin to Denver is 1 hour and 58 minutes. The flight distance is 1249 km / 776 miles and the average flight speed is 638 km/h / 396 mph.
How many UA439 flights are operated per week?
6 flights per week. The flight UA439 is operated on Monday, Tuesday, Wednesday, Thursday, Friday and Sunday.
What is the On-Time Performance (OTP) of United Airlines Flight UA439 Austin to Denver?
The Airportia On-Time Performance Rating for United Airlines Flight UA439 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA439 flight?
The latest flight took off on Saturday, July 18th, 2026 with the flight status being Landed on 19:24.
How else can the flight UA439 be referenced as?
This United Airlines flight can also be referenced as UAL439, UA0439, UA 439, UAL 439.
How often is flight UA439 delayed?
On average, 50% of all UA439 flights are delayed. The average delay is 21 minutes.
Can I get compensation for my delayed or cancelled UA439 flight or baggage issues?
If your UA439 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 UA439 Flight Tracker above for more details.
Flight UA439 is code-shared by 1 airline using the flight number AC3033
Other flights departing from Austin AUS: DL1491, AA1398, WN2573, B6638
Other flights arriving at Denver DEN: WN3568, UA1430, WN3913, WN4758
All flights connecting Austin AUS to Denver DEN.
