AA643: American flight 643
Los Angeles (LAX) → Chicago (ORD) · departs 11:38a, lands 5:59p local · Daily
The timetable below has every scheduled departure; for today's flight, check American.
An estimate from the published timetable, not live tracking: it cannot know about delays, diversions or cancellations.
Live status at American →The route
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AA643 timetable
Published departure and arrival times, each in its airport's local time, from the flights we sampled Nov 4–10.
| Route | Departs | Arrives | Scheduled | Days |
|---|---|---|---|---|
| LAX → ORDLos Angeles to Chicago | 11:38a | 5:59p | 4h21m | Daily |
Other nonstops from Los Angeles to Chicago
The departures either side of AA643. Times are Los Angeles time.
| Flight | Departs | Days |
|---|---|---|
| American AA725 | 9:49a | Mon, Tue, Wed, Thu, Fri, Sun |
| American AA3083 | 10:43a | Daily |
| United UA2113 | 10:50a | Daily |
| This flight AA643 | 11:38a | Daily |
| United UA457 | 12:40p | Daily |
| American AA2123 | 1:41p | Daily |
| United UA2487 | 2:21p | Daily |
All 27 flights from LAX to ORD, by time →
Flying back from Chicago
American flies Chicago to Los Angeles nonstop 71 times a week, from 6:00a to 8:30p: 6:00a AA607 · 8:29a AA2012 · 1:50p AA1349 · 5:53p AA3111 · 8:30p AA1114 · every nonstop ORD → LAX →
How AA643 ran in our sample
5 of 7 departures left within 15 minutes of schedule (Nov 4–10). Only flights that departed are counted: cancellations are not in our data.
Aircraft: Airbus A321 on 7 of 7.
What time does AA643 leave Los Angeles?
AA643 is scheduled to depart Los Angeles (LAX) at 11:38a (daily), Los Angeles time, and to land in Chicago (ORD) at about 5:59p local time, a scheduled 4h21m. Times are the published ones from the flights we sampled Nov 4–10; check American for today's.
What plane is AA643?
Airbus A321 on 7 of the 7 AA643 flights from LAX we sampled Nov 4–10. Airlines swap aircraft, so the plane on a given day can differ.
Does AA643 fly every day?
Yes — AA643 flew Los Angeles to Chicago every day of the week we sampled (Nov 4–10).
Is AA643 usually on time?
Of 7 AA643 departures from LAX we sampled Nov 4–10, 5 left within 15 minutes of the scheduled time. That counts only flights that departed — cancellations are not in our data — and one week is a small sample, so treat it as a hint, not a rating.
More American flights from Los Angeles
Timetable from American departures we observed; AA643 is a American Airlines flight number, and Hop Nonstop is not affiliated with American. Schedules change — confirm with the airline before you travel.