| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 18 | ORD | STL | 08:30 | 23:29 |
Unknown
|
Track > |
| Jul 17 | ORD | STL | 22:46 | 23:27 |
Landed
|
Track > |
| Jul 16 | ORD | STL | 22:32 | 23:15 |
Landed
|
Track > |
| Jul 15 | ORD | STL | 22:13 | 22:57 |
Landed
|
Track > |
| Jul 14 | ORD | STL | 22:27 | 23:11 |
Landed
|
Track > |
| Jul 13 | ORD | STL | 22:19 | 23:03 |
Landed
|
Track > |
| Jul 12 | ORD | STL | 22:33 | 23:14 |
Landed
|
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| Jul 11 | ORD | STL | 23:05 | 23:48 |
Landed Late
|
Track > |
| Jul 10 | ORD | STL | 22:30 | 23:34 |
Landed
|
Track > |
| Jul 09 | ORD | STL | 23:27 | 00:13 |
Delayed
|
Track > |
United Airlines Flight UA4576 connects Chicago, United States to St. Louis, United States, taking off from Chicago O'Hare International Airport ORD and landing at St. Louis Lambert International Airport STL.
How long is the UA4576 flight from Chicago to St. Louis?
The average flight time from Chicago to St. Louis is 45 minutes. The flight distance is 415 km / 258 miles and the average flight speed is 528 km/h / 328 mph.
How many UA4576 flights are operated per week?
7 flights per week. The flight UA4576 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of United Airlines Flight UA4576 Chicago to St. Louis?
The Airportia On-Time Performance Rating for United Airlines Flight UA4576 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA4576 arriving at?
Flight UA4576 arrives at St. Louis Lambert International Airport (STL) Terminal 1.
When was the latest UA4576 flight?
The latest flight took off on Sunday, July 19th, 2026 with the flight status being Unknown on 23:29.
How else can the flight UA4576 be referenced as?
This United Airlines flight can also be referenced as UAL4576, UA 4576, UAL 4576.
How often is flight UA4576 delayed?
On average, 30% of all UA4576 flights are delayed. The average delay is 22 minutes.
Can I get compensation for my delayed or cancelled UA4576 flight or baggage issues?
If your UA4576 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 UA4576 Flight Tracker above for more details.
Flight UA4576 is code-shared by 3 airlines using the flight numbers AC4930, LH7826, NZ2901
Other flights departing from Chicago ORD: AA1880, AA3493, UA5336, OO5539
Other flights arriving at St. Louis STL: WN142, AA1368, DL1403, WN56
All flights connecting Chicago ORD to St. Louis STL.