China Southern
flight
CZ 1636:
Chicago O'Hare - San Francisco
Chicago O'Hare - San Francisco
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FLIGHT SCHEDULE
Direct Codeshare Flights:
China Southern CZ1636
Effective 2025-11-03 through 2025-12-02
Mon
Tue
Wed
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Thu
Fri
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Sat
Sun
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Codeshare flight, operated by American Airlines.
(AA 1253)
Duration: 4:42, non-stop Boeing 737-800 (738)
China Southern CZ1636
Effective 2025-12-04 through 2025-12-16
Mon
Tue
Wed
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Thu
Fri
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Sat
Sun
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Codeshare flight, operated by American Airlines.
(AA 1253)
Duration: 4:55, non-stop Boeing 737-800 (738)
China Southern CZ1636
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
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Thu
Fri
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Sat
Sun
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Codeshare flight, operated by American Airlines.
(AA 1253)
Duration: 4:54, non-stop Boeing 737-800 (738)
China Southern CZ1636
Effective from 2026-02-12
Mon
Tue
Wed
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Thu
Fri
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Sat
Sun
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Codeshare flight, operated by American Airlines.
(AA 1253)
Duration: 4:54, non-stop Boeing 737-800 (738)
China Southern CZ1636
Valid until 2025-05-03
Mon
Tue
Wed
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Thu
Fri
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Sat
Sun
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Codeshare flight, operated by American Airlines.
(AA 1253)
Duration: 4:49, non-stop Boeing 737-800 (738)
China Southern CZ1636
Effective 2026-01-06 through 2026-02-10
Mon
Tue
Wed
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-
Thu
Fri
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Sat
Sun
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Codeshare flight, operated by American Airlines.
(AA 1253)
Duration: 4:49, non-stop Boeing 737-800 (738)
China Southern CZ1636
Effective 2025-10-06 through 2025-11-01
Mon
Tue
Wed
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Thu
Fri
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Sat
Sun
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Codeshare flight, operated by American Airlines.
(AA 3141)
Duration: 4:43, non-stop Boeing 737-800 (738)
China Southern CZ1636
Effective 2025-05-05 through 2025-06-03
Mon
Tue
Wed
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Thu
Fri
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Sat
Sun
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Codeshare flight, operated by American Airlines.
(AA 2732)
Duration: 4:46, non-stop Boeing 737-800 (738)
China Southern CZ1636
Effective 2025-06-05 through 2025-07-03
Mon
Tue
Wed
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Thu
Fri
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Sat
Sun
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Codeshare flight, operated by American Airlines.
(AA 2113)
Duration: 4:52, non-stop Airbus A321 (321)
China Southern CZ1636
Effective 2025-07-05 through 2025-10-04
Mon
Tue
Wed
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Thu
Fri
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Sat
Sun
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Codeshare flight, operated by American Airlines.
(AA 2113)
Duration: 4:54, non-stop Airbus A321 (321)
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Parallax here ORD-SFO
- CZ 1636 is a domestic flight departing from the Chicago O'Hare airport (ORD) and arriving at San Francisco airport (SFO).
- The flight distance is 1840 miles, or 2962 km.
- The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-8 . 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 4:42 and 4:55.