AA991American Airlines · LAX → ORD
live · 16m ago
Route confirmed American Airlines

AA991 Los AngelesLAX ChicagoORD

AA991 by American Airlines flies from Los Angeles (LAX) to Chicago (ORD).

Right nowNext departure today Operates daily
20:40

scheduled from LAX

The route today

live boards
LAXLos AngelesOn-time likelyLAX delay board →
ORDChicagoOn-time likelyORD delay board →
LAX→ORDevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Weather-conditioned outlook for this flight right now

Measured, 90-day sample
46%Chance of 15+ min delay
1.9%Chance of cancellation
+16 minTypical airport delay in this weather

Driven mainly by ORD (Chicago), currently flying MVFR (marginal visual). These figures come from both airports' records under conditions like today's, over the last 90 days.

Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →

Tomorrow at LAX

Forecast

Thu 5 Nov, local date

High25°Clikely 23°C to 26°C
Low15°Clikely 14°C to 16°C

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

Tomorrow at ORD

Forecast

Thu 5 Nov, local date

High12°Clikely 11°C to 13°C
Low10°Clikely 8°C to 11°C
  • 86% chance of rain

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Los Angeles to Chicago flights today

same route · American Airlines
AA885departs 00:00
AA642departs 00:50
AA383departs 06:01
AA2564departs 06:02
AA1178departs 07:15
AA1598departs 07:32

If AA991 is cancelled, these are the other American Airlines nonstop flights from Los Angeles to Chicago on the same day, with scheduled departure times in LAX local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →

How AA991 actually runs

Pro Flight Search has tracked every published board update for AA991 across the LAX and ORD boards: schedule changes, gate pushes and actual clocks. Combined risk score: 33.0/100. Based on airport operations, weather, and cached board history at LAX and ORD.

The verdict above is that record speaking, so it reflects how AA991 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Planning around AA991? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search: AA991 Los Angeles to Chicago on-time performance, measured from the LAX and ORD airport boards.

Canonical URL
https://proflightsearch.com/flight/AA991
How we measure this →