| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Feb 11 | STL | DEN | 14:53 | 16:10 |
Landed
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| Feb 10 | STL | DEN | 16:21 | 17:27 |
Landed
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| Feb 09 | STL | DEN | 16:47 | 17:44 |
Landed
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| Feb 08 | STL | DEN | 14:53 | 15:49 |
Landed
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| Feb 07 | STL | DEN | 16:12 | 17:21 |
Landed
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| Feb 06 | STL | DEN | 14:53 | 15:50 |
Landed
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| Feb 05 | STL | DEN | 15:32 | 16:28 |
Landed
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| Feb 04 | STL | DEN | 14:40 | 15:31 |
Landed
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| Feb 03 | STL | DEN | 16:35 | 17:34 |
Landed
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| Feb 02 | STL | DEN | 16:19 | 17:21 |
Landed
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United Airlines Flight UA1229 connects St. Louis, United States to Denver, United States, taking off from St. Louis Lambert International Airport STL and landing at Denver International Airport DEN.
How long is the UA1229 flight from St. Louis to Denver?
The average flight time from St. Louis to Denver is 2 hours and 1 minute. The flight distance is 1235 km / 768 miles and the average flight speed is 615 km/h / 382 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA1229 St. Louis to Denver?
The Airportia On-Time Performance Rating for United Airlines Flight UA1229 is 5/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA1229 flight?
The latest flight took off on Wednesday, February 11th, 2026 with the flight status being Landed on 16:10.
How else can the flight UA1229 be referenced as?
This United Airlines flight can also be referenced as UAL1229, UA 1229, UAL 1229.
How often is flight UA1229 delayed?
On average, 10% of all UA1229 flights are delayed. The average delay is 4 minutes.
Can I get compensation for my delayed or cancelled UA1229 flight or baggage issues?
If your UA1229 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 UA1229 Flight Tracker above for more details.
Flight UA1229 is code-shared by 1 airline using the flight number AC4886
Other flights departing from St. Louis STL: WN2353, AA3416, WN3203, WN938
Other flights arriving at Denver DEN: UA646, UA774, UA5863, UA1856
All flights connecting St. Louis STL to Denver DEN.