| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jan 05 | ATL | IAH | 13:58 | 14:41 |
Delayed
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Track > |
| Jan 04 | ATL | IAH | 11:32 | 12:13 |
Landed
|
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| Jan 03 | ATL | IAH | 11:35 | 12:20 |
Landed
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| Jan 02 | ATL | IAH | 11:33 | 12:25 |
Landed
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| Jan 01 | ATL | IAH | 11:31 | 12:11 |
Landed
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| Dec 31 | ATL | IAH | 11:57 | 12:34 |
Landed
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| Dec 30 | ATL | IAH | 11:34 | 12:09 |
Landed
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| Dec 29 | ATL | IAH | 11:39 | 12:32 |
Landed
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| Dec 28 | ATL | IAH | 11:33 | 12:21 |
Landed
|
Track > |
| Dec 27 | ATL | IAH | 11:49 | 12:25 |
Landed
|
Track > |
United Airlines Flight UA3997 connects Atlanta, United States to Houston, United States, taking off from Atlanta Hartsfield-Jackson International Airport ATL and landing at Houston George Bush Intercontinental Airport IAH.
How long is the UA3997 flight from Atlanta to Houston?
The average flight time from Atlanta to Houston is 1 hour and 43 minutes. The flight distance is 1108 km / 688 miles and the average flight speed is 647 km/h / 402 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA3997 Atlanta to Houston?
The Airportia On-Time Performance Rating for United Airlines Flight UA3997 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA3997 arriving at?
Flight UA3997 arrives at Houston George Bush Intercontinental Airport (IAH) Terminal B.
When was the latest UA3997 flight?
The latest flight took off on Monday, January 5th, 2026 with the flight status being En-Route on 14:41.
How else can the flight UA3997 be referenced as?
This United Airlines flight can also be referenced as UAL3997, UA 3997, UAL 3997.
How often is flight UA3997 delayed?
On average, 10% of all UA3997 flights are delayed. The average delay is 106 minutes.
Can I get compensation for my delayed or cancelled UA3997 flight or baggage issues?
If your UA3997 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 UA3997 Flight Tracker above for more details.
Flight UA3997 is code-shared by 1 airline using the flight number NZ6331
Other flights departing from Atlanta ATL: WN759, NK901, AA5051, NK152
Other flights arriving at Houston IAH: UA2650, UA2223, UA1370, 8C3337
All flights connecting Atlanta ATL to Houston IAH.