United Airlines flight UA 1843: Los Angeles - Chicago O'Hare

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Fri,Sat 23:25 Los Angeles (LAX) 7 05:33 Chicago O'Hare (ORD) 1
UA 1843 Non-stop Boeing 757-300 (753) 4:08 Effective 2025-05-23 through 2025-06-21
The flight arrives 1 day after departure.
Thu 23:37 Los Angeles (LAX) 7 05:49 Chicago O'Hare (ORD) 1
UA 1843 Non-stop Boeing 737-900 (739) 4:12 Operates only on 2025-05-22
The flight arrives 1 day after departure.
Mon-Thu,Sun 23:37 Los Angeles (LAX) 7 05:45 Chicago O'Hare (ORD) 1
UA 1843 Non-stop Boeing 757-300 (753) 4:08 Effective 2025-05-25 through 2025-06-03
The flight arrives 1 day after departure.
Wed 23:37 Los Angeles (LAX) 7 05:49 Chicago O'Hare (ORD) 1
UA 1843 Non-stop Boeing 737-900 (739) 4:12 Effective 2025-06-04 through 2025-06-11
The flight arrives 1 day after departure.
Mon,Tue,Thu,Sun 23:37 Los Angeles (LAX) 7 05:45 Chicago O'Hare (ORD) 1
UA 1843 Non-stop Boeing 757-300 (753) 4:08 Effective 2025-06-05 through 2025-06-17
The flight arrives 1 day after departure.
Mon-Wed,Sun 23:37 Los Angeles (LAX) 7 05:45 Chicago O'Hare (ORD) 1
UA 1843 Non-stop Boeing 757-300 (753) 4:08 Effective 2025-06-18 through 2025-06-25
The flight arrives 1 day after departure.
Thu 23:37 Los Angeles (LAX) 7 05:49 Chicago O'Hare (ORD) 1
UA 1843 Non-stop Boeing 737-900 (739) 4:12 Operates only on 2025-06-19
The flight arrives 1 day after departure.
Thu 23:37 Los Angeles (LAX) 7 05:49 Chicago O'Hare (ORD) 1
UA 1843 Non-stop Boeing 737 MAX 9 (7M9) 4:12 Operates only on 2025-06-26
The flight arrives 1 day after departure.
Daily 23:37 Los Angeles (LAX) 7 05:45 Chicago O'Hare (ORD) 1
UA 1843 Non-stop Boeing 757-300 (753) 4:08 Effective 2025-06-27 through 2025-08-18
The flight arrives 1 day after departure.
Mon-Fri,Sun 23:58 Los Angeles (LAX) 7 06:08 Chicago O'Hare (ORD) 1
UA 1843 Non-stop Boeing 737-900 (739) 4:10 Effective 2025-10-26 through 2025-11-07
The flight arrives 1 day after departure.
Sat 23:58 Los Angeles (LAX) 7 05:08 Chicago O'Hare (ORD) 1
UA 1843 Non-stop Boeing 737-900 (739) 4:10 Operates only on 2025-11-01
The flight arrives 1 day after departure.
Daily 23:58 Los Angeles (LAX) 7 06:08 Chicago O'Hare (ORD) 1
UA 1843 Non-stop Boeing 737-900 (739) 4:10 Effective from 2025-11-08
The flight arrives 1 day after departure.
Mon-Fri 23:59 Los Angeles (LAX) 7 06:08 Chicago O'Hare (ORD) 1
UA 1843 Non-stop Airbus A321neo (32Q) 4:09 Valid until 2025-05-02
The flight arrives 1 day after departure.
Daily 23:59 Los Angeles (LAX) 7 06:08 Chicago O'Hare (ORD) 1
UA 1843 Non-stop Airbus A321neo (32Q) 4:09 Effective 2025-05-03 through 2025-05-21
The flight arrives 1 day after departure.
Daily 23:59 Los Angeles (LAX) 7 06:10 Chicago O'Hare (ORD) 1
UA 1843 Non-stop Airbus A321neo (32Q) 4:11 Effective 2025-08-19 through 2025-10-25
The flight arrives 1 day after departure.
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Parallax here LAX-ORD
United Airlines flight UA 1843:
Los Angeles - Chicago O'Hare
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:

United Airlines UA1843
Effective 2025-05-23 through 2025-06-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
-
Duration: 4:08, non-stop
Boeing 757-300 (753)
The flight arrives 1 day after departure.

United Airlines UA1843
Operates only on 2025-05-22
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 4:12, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

United Airlines UA1843
Effective 2025-05-25 through 2025-06-03
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
Duration: 4:08, non-stop
Boeing 757-300 (753)
The flight arrives 1 day after departure.

United Airlines UA1843
Effective 2025-06-04 through 2025-06-11
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:12, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

United Airlines UA1843
Effective 2025-06-05 through 2025-06-17
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 4:08, non-stop
Boeing 757-300 (753)
The flight arrives 1 day after departure.

United Airlines UA1843
Effective 2025-06-18 through 2025-06-25
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:08, non-stop
Boeing 757-300 (753)
The flight arrives 1 day after departure.

United Airlines UA1843
Operates only on 2025-06-19
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 4:12, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

United Airlines UA1843
Operates only on 2025-06-26
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 4:12, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.

United Airlines UA1843
Effective 2025-06-27 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:08, non-stop
Boeing 757-300 (753)
The flight arrives 1 day after departure.

United Airlines UA1843
Effective 2025-10-26 through 2025-11-07
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 4:10, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

United Airlines UA1843
Operates only on 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:10, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

United Airlines UA1843
Effective from 2025-11-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:10, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

United Airlines UA1843
Valid until 2025-05-02
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 4:09, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

United Airlines UA1843
Effective 2025-05-03 through 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:09, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

United Airlines UA1843
Effective 2025-08-19 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:11, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.
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Parallax here LAX-ORD
  • UA 1843 is a domestic flight departing from the Los Angeles airport (LAX) and arriving at Chicago O'Hare airport (ORD).
  • The flight distance is 1740 miles, or 2800 km.
  • The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-6 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
  • For direct flights, the flight time varies between 4:08 and 4:12.