AA991 American Airlines - Flight Status
Codeshare Flights
The flight EI7158 from Aer Lingus (EI) is a codeshare flight operated by American Airlines (AA) under the flight number AA991. Check this page for details about flight AA991.
Below, you can find details about American Airlines flight AA991, which currently operates between the airports of Los Angeles - Los Angeles International Airport (Airport Code LAX) and Chicago - Chicago O'Hare International Airport (Airport Code ORD).
This flight data pertains specifically to the flight's details for Saturday, September 19, 2026.
Table of contents:
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights AA991
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights AA991
AA991 On Time performance:
n/a
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions. Flight Status
AA991 American Airlines to Chicago
Flight Status for Saturday September 19, 2026
This flight is also scheduled for Today (September 20, 2026). See it here
This flight is also scheduled for Tomorrow (September 21, 2026). See it here
Flight Status for Saturday September 19, 2026
Departure
Los Angeles (LAX)
September 19, 2026
Los Angeles International Airport
Estimated Departure Time:
10:42 pm
Terminal:
4
Gate:
48B
Scheduled Departure Time: 10:42 pm
Arrival
Chicago (ORD)
September 20, 2026
Chicago O'Hare International Airport
Estimated Arrival Time:
04:50 am
Terminal:
3
Gate:
K20
Scheduled Arrival Time: 05:00 am
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.los-angeles-airport.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.
Codeshare Flights
This flight is shared with other airlines, this means that these other flights are the same:
- BA5511 - British Airways
- CZ1702 - China Southern Airlines
- EI7158 - Aer Lingus
- MH9470 - Malaysia Airlines
- TN1324 - Air Tahiti Nui
Additional Information
Which is the frequency of flight AA991?
The flight AA991 is scheduled to flight on daily basis.
Which is the distance of flight AA991?
The distance between the two airports is 1742 miles.
Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Los Angeles: 2026-09-20 04:42:59
Current Time in Chicago: 2026-09-20 06:42:59
The flight AA991 is scheduled to flight on daily basis.
Which is the distance of flight AA991?
The distance between the two airports is 1742 miles.
Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Los Angeles: 2026-09-20 04:42:59
Current Time in Chicago: 2026-09-20 06:42:59
Alternative Flights
The following airlines serves the same route between Los Angeles and Chicago:
American Airlines
- Flight Number: AA1009. (On Time performance: 89 - Average Delay: 26 minutes)
- Flight Number: AA1433. (On Time performance: 54 - Average Delay: 39 minutes)
- Flight Number: AA1598. (On Time performance: 78 - Average Delay: 14 minutes)
- Flight Number: AA1980. (On Time performance: 80 - Average Delay: 11 minutes)
- Flight Number: AA1998. (On Time performance: 67 - Average Delay: 30 minutes)
- Flight Number: AA2891. (On Time performance: 77 - Average Delay: 14 minutes)
- Flight Number: AA2998. (On Time performance: 90 - Average Delay: 6 minutes)
- Flight Number: AA3075. (On Time performance: 64 - Average Delay: 16 minutes)
- Flight Number: AA3161. (On Time performance: 79 - Average Delay: 2 minutes)
- Flight Number: AA3192.
- Flight Number: AA3194. (On Time performance: 74 - Average Delay: 19 minutes)
- Flight Number: AA383. (On Time performance: 92 - Average Delay: 5 minutes)
Delta Air Lines
- Flight Number: DL1634. (On Time performance: 67 - Average Delay: 21 minutes)
- Flight Number: DL2368. (On Time performance: 74 - Average Delay: 17 minutes)
- Flight Number: DL967. (On Time performance: 77 - Average Delay: 11 minutes)
United Airlines
- Flight Number: UA1941. (On Time performance: 82 - Average Delay: 14 minutes)
- Flight Number: UA1946. (On Time performance: 86 - Average Delay: 11 minutes)
- Flight Number: UA1962. (On Time performance: 92 - Average Delay: 3 minutes)
- Flight Number: UA2113. (On Time performance: 76 - Average Delay: 10 minutes)
- Flight Number: UA2487. (On Time performance: 58 - Average Delay: 38 minutes)
- Flight Number: UA2780. (On Time performance: 82 - Average Delay: 17 minutes)
- Flight Number: UA2794. (On Time performance: 55 - Average Delay: 22 minutes)
- Flight Number: UA353. (On Time performance: 84 - Average Delay: 10 minutes)
- Flight Number: UA457. (On Time performance: 59 - Average Delay: 44 minutes)
- Flight Number: UA580. (On Time performance: 86 - Average Delay: 9 minutes)
- Flight Number: UA729. (On Time performance: 85 - Average Delay: 7 minutes)
American Airlines
- Flight Number: AA1009. (On Time performance: 89 - Average Delay: 26 minutes)
- Flight Number: AA1433. (On Time performance: 54 - Average Delay: 39 minutes)
- Flight Number: AA1598. (On Time performance: 78 - Average Delay: 14 minutes)
- Flight Number: AA1980. (On Time performance: 80 - Average Delay: 11 minutes)
- Flight Number: AA1998. (On Time performance: 67 - Average Delay: 30 minutes)
- Flight Number: AA2891. (On Time performance: 77 - Average Delay: 14 minutes)
- Flight Number: AA2998. (On Time performance: 90 - Average Delay: 6 minutes)
- Flight Number: AA3075. (On Time performance: 64 - Average Delay: 16 minutes)
- Flight Number: AA3161. (On Time performance: 79 - Average Delay: 2 minutes)
- Flight Number: AA3192.
- Flight Number: AA3194. (On Time performance: 74 - Average Delay: 19 minutes)
- Flight Number: AA383. (On Time performance: 92 - Average Delay: 5 minutes)
Delta Air Lines
- Flight Number: DL1634. (On Time performance: 67 - Average Delay: 21 minutes)
- Flight Number: DL2368. (On Time performance: 74 - Average Delay: 17 minutes)
- Flight Number: DL967. (On Time performance: 77 - Average Delay: 11 minutes)
United Airlines
- Flight Number: UA1941. (On Time performance: 82 - Average Delay: 14 minutes)
- Flight Number: UA1946. (On Time performance: 86 - Average Delay: 11 minutes)
- Flight Number: UA1962. (On Time performance: 92 - Average Delay: 3 minutes)
- Flight Number: UA2113. (On Time performance: 76 - Average Delay: 10 minutes)
- Flight Number: UA2487. (On Time performance: 58 - Average Delay: 38 minutes)
- Flight Number: UA2780. (On Time performance: 82 - Average Delay: 17 minutes)
- Flight Number: UA2794. (On Time performance: 55 - Average Delay: 22 minutes)
- Flight Number: UA353. (On Time performance: 84 - Average Delay: 10 minutes)
- Flight Number: UA457. (On Time performance: 59 - Average Delay: 44 minutes)
- Flight Number: UA580. (On Time performance: 86 - Average Delay: 9 minutes)
- Flight Number: UA729. (On Time performance: 85 - Average Delay: 7 minutes)
Punctuality and delays
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.
Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Last Past Flights AA991
Date
Departure
Arrival
Duration
Aircraft
Status
Sunday
20 September
20 September
10:42 pm
Los Angeles (LAX)
Los Angeles (LAX)
04:50 am
Chicago (ORD)
Chicago (ORD)
04h 08min
Boeing 737MAX
Boeing 737MAX
Saturday
19 September
19 September
10:42 pm
Los Angeles (LAX)
Los Angeles (LAX)
04:42 am
Chicago (ORD)
Chicago (ORD)
04h 00min
Boeing 737-800
Boeing 737-800
Landed - On-time
Friday
18 September
18 September
10:36 pm
Los Angeles (LAX)
Los Angeles (LAX)
04:29 am
Chicago (ORD)
Chicago (ORD)
03h 53min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Thursday
17 September
17 September
10:34 pm
Los Angeles (LAX)
Los Angeles (LAX)
04:18 am
Chicago (ORD)
Chicago (ORD)
03h 44min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Wednesday
16 September
16 September
10:30 pm
Los Angeles (LAX)
Los Angeles (LAX)
04:13 am
Chicago (ORD)
Chicago (ORD)
03h 43min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Tuesday
15 September
15 September
10:35 pm
Los Angeles (LAX)
Los Angeles (LAX)
04:29 am
Chicago (ORD)
Chicago (ORD)
03h 54min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Monday
14 September
14 September
10:38 pm
Los Angeles (LAX)
Los Angeles (LAX)
04:31 am
Chicago (ORD)
Chicago (ORD)
03h 53min
Boeing 737-800
Boeing 737-800
Landed - On-time
Sunday
13 September
13 September
10:38 pm
Los Angeles (LAX)
Los Angeles (LAX)
04:35 am
Chicago (ORD)
Chicago (ORD)
03h 57min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Saturday
12 September
12 September
10:35 pm
Los Angeles (LAX)
Los Angeles (LAX)
04:39 am
Chicago (ORD)
Chicago (ORD)
04h 04min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Friday
11 September
11 September
10:34 pm
Los Angeles (LAX)
Los Angeles (LAX)
04:25 am
Chicago (ORD)
Chicago (ORD)
03h 51min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
