| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Dec 17 | LBB | IAH | 11:57 | 13:11 |
Landed
|
Track > |
| Dec 16 | LBB | IAH | 13:32 | 14:41 |
Delayed
|
Track > |
| Dec 14 | LBB | IAH | 13:21 | 14:32 |
Delayed
|
Track > |
| Dec 13 | LBB | IAH | 13:16 | 14:29 |
Landed Late
|
Track > |
| Dec 12 | LBB | IAH | 13:56 | 15:07 |
Delayed
|
Track > |
| Dec 09 | LBB | IAH | 12:12 | 13:23 |
Landed
|
Track > |
| Dec 08 | LBB | IAH | 11:55 | 13:40 |
Scheduled
|
Track > |
| Dec 06 | LBB | IAH | 12:01 | 13:13 |
Landed
|
Track > |
| Dec 05 | LBB | IAH | 12:17 | 13:28 |
Landed
|
Track > |
| Dec 04 | LBB | IAH | 12:21 | 13:30 |
Landed
|
Track > |
United Airlines Flight UA5644 connects Lubbock, United States to Houston, United States, taking off from Lubbock Preston Smith International Airport LBB and landing at Houston George Bush Intercontinental Airport IAH.
How long is the UA5644 flight from Lubbock to Houston?
The average flight time from Lubbock to Houston is 1 hour and 11 minutes. The flight distance is 736 km / 457 miles and the average flight speed is 600 km/h / 373 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA5644 Lubbock to Houston?
The Airportia On-Time Performance Rating for United Airlines Flight UA5644 is 4.6/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA5644 arriving at?
Flight UA5644 arrives at Houston George Bush Intercontinental Airport (IAH) Terminal B.
When was the latest UA5644 flight?
The latest flight took off on Wednesday, December 17th, 2025 with the flight status being Landed on 13:11.
How else can the flight UA5644 be referenced as?
This United Airlines flight can also be referenced as UAL5644, UA 5644, UAL 5644.
How often is flight UA5644 delayed?
On average, 40% of all UA5644 flights are delayed. The average delay is 62 minutes.
Can I get compensation for my delayed or cancelled UA5644 flight or baggage issues?
If your UA5644 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 UA5644 Flight Tracker above for more details.
Flight UA5644 is code-shared by 4 airlines using the flight numbers AC3440, CM1507, LH8702, NZ6446
Other flights departing from Lubbock LBB: UA6215, GB5793, WN591, WN3186
Other flights arriving at Houston IAH: UA334, AA2553, UA5419, UA4370
All flights connecting Lubbock LBB to Houston IAH.