| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Aug 18 | IAH | SAT | 17:00 | 17:39 |
Landed
|
Track > |
| Aug 17 | IAH | SAT | 16:48 | 17:25 |
Landed
|
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| Aug 16 | IAH | SAT | 16:57 | 17:31 |
Landed
|
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| Aug 13 | IAH | SAT | 16:57 | 17:46 |
Landed
|
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| Aug 12 | IAH | SAT | 18:09 | 18:46 |
Delayed
|
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| Aug 11 | IAH | SAT | 16:53 | 17:29 |
Landed
|
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| Aug 10 | IAH | SAT | 16:53 | 17:27 |
Landed
|
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| Aug 09 | IAH | SAT | 17:03 | 17:50 |
Landed
|
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| Aug 06 | IAH | SAT | 18:04 | 17:42 |
Unknown
|
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| Aug 05 | IAH | SAT | 17:00 | 17:33 |
Landed
|
Track > |
United Airlines Flight UA636 connects Houston, United States to San Antonio, United States, taking off from Houston George Bush Intercontinental Airport IAH and landing at San Antonio International Airport SAT.
How long is the UA636 flight from Houston to San Antonio?
The average flight time from Houston to San Antonio is 38 minutes. The flight distance is 306 km / 190 miles and the average flight speed is 465 km/h / 289 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA636 Houston to San Antonio?
The Airportia On-Time Performance Rating for United Airlines Flight UA636 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA636 arriving at?
Flight UA636 arrives at San Antonio International Airport (SAT) Terminal B.
When was the latest UA636 flight?
The latest flight took off on Monday, August 18th, 2025 with the flight status being Landed on 17:39.
How else can the flight UA636 be referenced as?
This United Airlines flight can also be referenced as UAL636, UA0636, UA 636, UAL 636.
How often is flight UA636 delayed?
On average, 30% of all UA636 flights are delayed. The average delay is 25 minutes.
Can I get compensation for my delayed or cancelled UA636 flight or baggage issues?
If your UA636 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 UA636 Flight Tracker above for more details.
Flight UA636 is code-shared by 3 airlines using the flight numbers AC3833, CM1671, LH8643
Other flights departing from Houston IAH: UA1535, UA2498, UA5451, UA6037
Other flights arriving at San Antonio SAT: UA5536, AA3312, UA2148, AA4995
All flights connecting Houston IAH to San Antonio SAT.
