| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Mar 28 | DTW | IAH | 16:52 | 18:14 |
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| Mar 27 | DTW | IAH | 16:43 | 18:27 |
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| Mar 26 | DTW | IAH | 16:58 | 18:22 |
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| Mar 25 | DTW | IAH | 17:19 | 18:38 |
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| Mar 24 | DTW | IAH | 17:15 | 18:41 |
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| Mar 23 | DTW | IAH | 17:44 | 19:14 |
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| Mar 22 | DTW | IAH | 16:53 | 18:23 |
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| Mar 21 | DTW | IAH | 16:45 | 17:59 |
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| Mar 20 | DTW | IAH | 17:08 | 18:23 |
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| Mar 19 | DTW | IAH | 17:15 | 18:30 |
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United Airlines Flight UA4020 connects Detroit, United States to Houston, United States, taking off from Detroit Metropolitan Wayne County Airport DTW and landing at Houston George Bush Intercontinental Airport IAH.
How long is the UA4020 flight from Detroit to Houston?
The average flight time from Detroit to Houston is 2 hours and 23 minutes. The flight distance is 1731 km / 1075 miles and the average flight speed is 724 km/h / 450 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA4020 Detroit to Houston?
The Airportia On-Time Performance Rating for United Airlines Flight UA4020 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA4020 arriving at?
Flight UA4020 arrives at Houston George Bush Intercontinental Airport (IAH) Terminal B.
When was the latest UA4020 flight?
The latest flight took off on Sunday, March 29th, 2026 with the flight status being Landed on 18:14.
How else can the flight UA4020 be referenced as?
This United Airlines flight can also be referenced as UAL4020, UA 4020, UAL 4020.
How often is flight UA4020 delayed?
On average, 10% of all UA4020 flights are delayed. The average delay is 7 minutes.
Can I get compensation for my delayed or cancelled UA4020 flight or baggage issues?
If your UA4020 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 UA4020 Flight Tracker above for more details.
Flight UA4020 is code-shared by 2 airlines using the flight numbers NZ6572, VA8179
Other flights departing from Detroit DTW: F92007, DL5041, WN3227, DL5214
Other flights arriving at Houston IAH: AA4916, UA2275, UA465, UA5420
All flights connecting Detroit DTW to Houston IAH.