| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| May 07 | CHA | ORD | 07:11 | 07:58 |
Unknown
|
Track > |
| May 06 | CHA | ORD | 07:09 | 08:25 |
En-Route
|
Track > |
| May 05 | CHA | ORD | 07:05 | 07:56 |
Unknown
|
Track > |
| May 04 | CHA | ORD | 07:07 | 08:07 |
Unknown
|
Track > |
| May 03 | CHA | ORD | 07:18 | 08:11 |
Unknown
|
Track > |
| Apr 30 | CHA | ORD | 07:13 | 08:25 |
En-Route
|
Track > |
| Apr 29 | CHA | ORD | 07:17 | 07:51 |
Landed
|
Track > |
| Apr 28 | CHA | ORD | 07:46 | 08:16 |
Landed
|
Track > |
| Apr 27 | CHA | ORD | 08:35 | 09:21 |
Landed Late
|
Track > |
| Apr 26 | CHA | ORD | 07:15 | 07:42 |
Landed
|
Track > |
American Airlines Flight AA3991 connects Chattanooga, United States to Chicago, United States, taking off from Chattanooga Metropolitan Airport CHA and landing at Chicago O'Hare International Airport ORD.
How long is the AA3991 flight from Chattanooga to Chicago?
The average flight time from Chattanooga to Chicago is 1 hour and 43 minutes. The flight distance is 807 km / 501 miles and the average flight speed is 452 km/h / 281 mph.
What is the On-Time Performance (OTP) of American Airlines Flight AA3991 Chattanooga to Chicago?
The Airportia On-Time Performance Rating for American Airlines Flight AA3991 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight AA3991 arriving at?
Flight AA3991 arrives at Chicago O'Hare International Airport (ORD) Terminal 3.
When was the latest AA3991 flight?
The latest flight took off on Thursday, May 7th, 2026 with the flight status being Unknown on 07:58.
How else can the flight AA3991 be referenced as?
This American Airlines flight can also be referenced as AAL3991, AA 3991, AAL 3991.
How often is flight AA3991 delayed?
On average, 10% of all AA3991 flights are delayed. The average delay is 56 minutes.
Can I get compensation for my delayed or cancelled AA3991 flight or baggage issues?
If your AA3991 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 AA3991 Flight Tracker above for more details.
Flight AA3991 is code-shared by 1 airline using the flight number QR9632
Other flights departing from Chattanooga CHA: AA6102, AA5145, UJ5238
Other flights arriving at Chicago ORD: 5Y804, Y87455, MQ4029, 1L585
All flights connecting Chattanooga CHA to Chicago ORD.