| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 18 | ORD | LSE | 15:48 | 17:11 |
Scheduled
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| Jul 17 | ORD | LSE | 17:54 | 17:22 |
En-Route
|
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| Jul 16 | ORD | LSE | 16:43 | 17:26 |
En-Route
|
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| Jul 15 | ORD | LSE | 16:17 | 16:58 |
Landed
|
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| Jul 14 | ORD | LSE | 16:26 | 17:09 |
Landed
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| Jul 13 | ORD | LSE | 16:21 | 17:04 |
Landed
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| Jul 12 | ORD | LSE | 16:32 | 17:19 |
Landed
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| Jul 11 | ORD | LSE | 15:55 | 16:35 |
Landed
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| Jul 10 | ORD | LSE | 16:23 | 17:03 |
Landed
|
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| Jul 09 | ORD | LSE | 16:52 | 17:31 |
En-Route
|
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American Airlines Flight AA3645 connects Chicago, United States to La Crosse, United States, taking off from Chicago O'Hare International Airport ORD and landing at La Crosse Regional Airport LSE.
How long is the AA3645 flight from Chicago to La Crosse?
The average flight time from Chicago to La Crosse is 42 minutes. The flight distance is 345 km / 214 miles and the average flight speed is 445 km/h / 277 mph.
How many AA3645 flights are operated per week?
7 flights per week. The flight AA3645 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of American Airlines Flight AA3645 Chicago to La Crosse?
The Airportia On-Time Performance Rating for American Airlines Flight AA3645 is 5/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest AA3645 flight?
The latest flight took off on Friday, July 17th, 2026 with the flight status being En-Route on 17:22.
How else can the flight AA3645 be referenced as?
This American Airlines flight can also be referenced as AAL3645, AA 3645, AAL 3645.
How often is flight AA3645 delayed?
On average, 20% of all AA3645 flights are delayed. The average delay is 5 minutes.
Can I get compensation for my delayed or cancelled AA3645 flight or baggage issues?
If your AA3645 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 AA3645 Flight Tracker above for more details.
Flight AA3645 is code-shared by 1 airline using the flight number BA4654
Other flights departing from Chicago ORD: AA4518, UA4416, UA5954, UA5021
Other flights arriving at La Crosse LSE: AA3649, CH46, G43534
All flights connecting Chicago ORD to La Crosse LSE.