| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jun 02 | ORD | ALO | 23:32 | 00:11 |
Landed
|
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| Jun 01 | ORD | ALO | 23:17 | 00:00 |
En-Route
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| May 31 | ORD | ALO | 23:19 | 00:07 |
Landed
|
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| May 30 | ORD | ALO | 23:00 | 23:48 |
Landed
|
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| May 29 | ORD | ALO | 23:01 | 23:46 |
Landed
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| May 28 | ORD | ALO | 23:23 | 00:09 |
Landed
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| May 27 | ORD | ALO | 00:01 | 00:40 |
Delayed
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| May 26 | ORD | ALO | 22:56 | 23:36 |
Landed
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| May 25 | ORD | ALO | 23:10 | 23:51 |
Landed
|
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| May 24 | ORD | ALO | 23:26 | 00:10 |
En-Route
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American Airlines Flight AA4321 connects Chicago, United States to Waterloo, United States, taking off from Chicago O'Hare International Airport ORD and landing at Waterloo Regional Airport ALO.
How long is the AA4321 flight from Chicago to Waterloo?
The average flight time from Chicago to Waterloo is 43 minutes. The flight distance is 375 km / 233 miles and the average flight speed is 523 km/h / 325 mph.
How many AA4321 flights are operated per week?
6 flights per week. The flight AA4321 is operated on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of American Airlines Flight AA4321 Chicago to Waterloo?
The Airportia On-Time Performance Rating for American Airlines Flight AA4321 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest AA4321 flight?
The latest flight took off on Wednesday, June 3rd, 2026 with the flight status being Landed on 00:11.
How else can the flight AA4321 be referenced as?
This American Airlines flight can also be referenced as AAL4321, AA 4321, AAL 4321.
How often is flight AA4321 delayed?
On average, 10% of all AA4321 flights are delayed. The average delay is 31 minutes.
Can I get compensation for my delayed or cancelled AA4321 flight or baggage issues?
If your AA4321 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 AA4321 Flight Tracker above for more details.
Flight AA4321 is code-shared by 1 airline using the flight number QR7585
Other flights departing from Chicago ORD: AA3706, AA3713, TK6361, AV263
Other flights arriving at Waterloo ALO: AA4326
All flights connecting Chicago ORD to Waterloo ALO.
