| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| May 20 | ORD | IAH | 07:24 | 09:45 |
Landed
|
Track > |
| May 19 | ORD | IAH | 07:19 | 09:32 |
Landed
|
Track > |
| May 18 | ORD | IAH | 07:31 | 09:46 |
Landed
|
Track > |
| May 17 | ORD | IAH | 07:54 | 10:10 |
Landed
|
Track > |
| May 16 | ORD | IAH | 07:34 | 10:01 |
Landed
|
Track > |
| May 15 | ORD | IAH | 07:20 | 09:42 |
Landed
|
Track > |
| May 14 | ORD | IAH | 07:16 | 09:15 |
Landed
|
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| May 13 | ORD | IAH | 07:17 | 09:19 |
Landed
|
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| May 12 | ORD | IAH | 07:23 | 09:23 |
Landed
|
Track > |
| May 11 | ORD | IAH | 07:22 | 09:47 |
Landed
|
Track > |
American Airlines Flight AA3521 connects Chicago, United States to Houston, United States, taking off from Chicago O'Hare International Airport ORD and landing at Houston George Bush Intercontinental Airport IAH.
How long is the AA3521 flight from Chicago to Houston?
The average flight time from Chicago to Houston is 2 hours and 14 minutes. The flight distance is 1490 km / 926 miles and the average flight speed is 671 km/h / 417 mph.
What is the On-Time Performance (OTP) of American Airlines Flight AA3521 Chicago to Houston?
The Airportia On-Time Performance Rating for American Airlines Flight AA3521 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight AA3521 arriving at?
Flight AA3521 arrives at Houston George Bush Intercontinental Airport (IAH) Terminal A.
When was the latest AA3521 flight?
The latest flight took off on Wednesday, May 20th, 2026 with the flight status being Landed on 09:45.
How else can the flight AA3521 be referenced as?
This American Airlines flight can also be referenced as AAL3521, AA 3521, AAL 3521.
How often is flight AA3521 delayed?
On average, 10% of all AA3521 flights are delayed. The average delay is 4 minutes.
Can I get compensation for my delayed or cancelled AA3521 flight or baggage issues?
If your AA3521 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 AA3521 Flight Tracker above for more details.
Flight AA3521 is code-shared by 2 airlines using the flight numbers AS4350, EI7279
Other flights departing from Chicago ORD: AA4616, UA2232, UA5581, OO5581
Other flights arriving at Houston IAH: UA6141, AA2140, UA6144, UA5067
All flights connecting Chicago ORD to Houston IAH.