| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Nov 28 | IAH | STL | 20:42 | 22:16 |
Landed
|
Track > |
| Nov 21 | IAH | STL | 21:17 | 22:45 |
Landed Late
|
Track > |
| Nov 18 | IAH | STL | 20:30 | 22:01 |
Landed
|
Track > |
| Nov 14 | IAH | STL | 20:57 | 22:36 |
Landed
|
Track > |
| Nov 11 | IAH | STL | 20:32 | 22:03 |
Landed
|
Track > |
| Nov 07 | IAH | STL | 20:51 | 22:25 |
Landed
|
Track > |
| Nov 04 | IAH | STL | 21:21 | 22:54 |
Landed Late
|
Track > |
| Oct 28 | IAH | STL | 20:53 | 22:25 |
Landed
|
Track > |
United Airlines Flight UA4045 connects Houston, United States to St. Louis, United States, taking off from Houston George Bush Intercontinental Airport IAH and landing at St. Louis Lambert International Airport STL.
How long is the UA4045 flight from Houston to St. Louis?
The average flight time from Houston to St. Louis is 1 hour and 32 minutes. The flight distance is 1076 km / 668 miles and the average flight speed is 696 km/h / 433 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA4045 Houston to St. Louis?
The Airportia On-Time Performance Rating for United Airlines Flight UA4045 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA4045 arriving at?
Flight UA4045 arrives at St. Louis Lambert International Airport (STL) Terminal 1.
When was the latest UA4045 flight?
The latest flight took off on Saturday, November 29th, 2025 with the flight status being Landed on 22:16.
How else can the flight UA4045 be referenced as?
This United Airlines flight can also be referenced as UAL4045, UA 4045, UAL 4045.
How often is flight UA4045 delayed?
On average, 37% of all UA4045 flights are delayed. The average delay is 18 minutes.
Can I get compensation for my delayed or cancelled UA4045 flight or baggage issues?
If your UA4045 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 UA4045 Flight Tracker above for more details.
Flight UA4045 is code-shared by 3 airlines using the flight numbers EK6162, NZ6903, VA8219
Other flights departing from Houston IAH: UA1367, UA677, UA5628, UA4052
Other flights arriving at St. Louis STL: AA5518, UA2470, AA2571, AA4248
All flights connecting Houston IAH to St. Louis STL.