China Southern flights from Chicago O'Hare (ORD) to San Francisco (SFO).

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon,Tue 11:46 Chicago O'Hare (ORD) 3 14:37 San Francisco (SFO) 1
China Southern CZ 1636 Non-stop Boeing 737-800 (738) 4:51 Effective 2026-01-06 through 2026-01-13
Codeshare flight, operated by American Airlines.(AA 1253)
Mon,Tue,Thu 11:46 Chicago O'Hare (ORD) 3 14:37 San Francisco (SFO) 1
China Southern CZ 1636 Non-stop Boeing 737-800 (738) 4:51 Effective 2026-01-15 through 2026-02-10
Codeshare flight, operated by American Airlines.(AA 1253)
Thu 11:51 Chicago O'Hare (ORD) 3 14:42 San Francisco (SFO) 1
China Southern CZ 1636 Non-stop Boeing 737-800 (738) 4:51 Operates only on 2026-01-08
Codeshare flight, operated by American Airlines.(AA 1253)
Mon,Tue,Thu,Sat 17:30 Chicago O'Hare (ORD) 3 20:18 San Francisco (SFO) 1
China Southern CZ 1636 Non-stop Boeing 737 MAX 8 (7M8) 4:48 Valid until 2026-01-05
Codeshare flight, operated by American Airlines.(AA 2113)
Mon,Tue,Thu,Sat 18:35 Chicago O'Hare (ORD) 3 21:27 San Francisco (SFO) 1
China Southern CZ 1636 Non-stop Airbus A321 (321) 4:52 Effective 2026-05-21 through 2026-06-30
Codeshare flight, operated by American Airlines.(AA 2554)
Mon,Tue,Thu,Sat 18:35 Chicago O'Hare (ORD) 3 21:29 San Francisco (SFO) 1
China Southern CZ 1636 Non-stop Airbus A321 (321) 4:54 Effective 2026-07-02 through 2026-08-04
Codeshare flight, operated by American Airlines.(AA 2565)
Mon,Tue,Thu,Sat 18:35 Chicago O'Hare (ORD) 3 21:26 San Francisco (SFO) 1
China Southern CZ 1636 Non-stop Airbus A321 (321) 4:51 Effective from 2026-10-05
Codeshare flight, operated by American Airlines.(AA 2113)
Mon,Tue,Thu,Sat 18:50 Chicago O'Hare (ORD) 3 21:33 San Francisco (SFO) 1
China Southern CZ 1636 Non-stop Airbus A321 (321) 4:43 Effective 2026-08-06 through 2026-09-08
Codeshare flight, operated by American Airlines.(AA 2113)
Mon,Tue,Thu,Sat 16:45 Chicago O'Hare (ORD) 3 19:33 San Francisco (SFO) 1
China Southern CZ 1658 Non-stop Boeing 737-800 (738) 4:48 Effective 2026-09-10 through 2026-10-03
Codeshare flight, operated by American Airlines.(AA 3141)
Mon,Tue,Thu,Sat 16:50 Chicago O'Hare (ORD) 3 19:47 San Francisco (SFO) 1
China Southern CZ 1658 Non-stop Boeing 737 MAX 8 (7M8) 4:57 Effective 2026-02-12 through 2026-02-19
Codeshare flight, operated by American Airlines.(AA 3001)
Mon,Tue,Thu,Sat 16:50 Chicago O'Hare (ORD) 3 19:47 San Francisco (SFO) 1
China Southern CZ 1658 Non-stop Boeing 737 MAX 8 (7M8) 4:57 Effective 2026-02-23 through 2026-03-07
Codeshare flight, operated by American Airlines.(AA 3001)




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China Southern flights from Chicago O'Hare (ORD) to San Francisco (SFO).
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
China Southern CZ1636
11:46
Chicago O'Hare (ORD) 3

14:37
San Francisco (SFO) 1
Effective 2026-01-06 through 2026-01-13
Mon
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 1253)
Duration: 4:51, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
China Southern CZ1636
11:46
Chicago O'Hare (ORD) 3

14:37
San Francisco (SFO) 1
Effective 2026-01-15 through 2026-02-10
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 1253)
Duration: 4:51, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
China Southern CZ1636
11:51
Chicago O'Hare (ORD) 3

14:42
San Francisco (SFO) 1
Operates only on 2026-01-08
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 1253)
Duration: 4:51, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
China Southern CZ1636
17:30
Chicago O'Hare (ORD) 3

20:18
San Francisco (SFO) 1
Valid until 2026-01-05
Mon
Tue
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 2113)
Duration: 4:48, non-stop
Boeing 737 MAX 8 (7M8)
Direct Codeshare Flights:
China Southern CZ1636
18:35
Chicago O'Hare (ORD) 3

21:27
San Francisco (SFO) 1
Effective 2026-05-21 through 2026-06-30
Mon
Tue
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 2554)
Duration: 4:52, non-stop
Airbus A321 (321)
Direct Codeshare Flights:
China Southern CZ1636
18:35
Chicago O'Hare (ORD) 3

21:29
San Francisco (SFO) 1
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 2565)
Duration: 4:54, non-stop
Airbus A321 (321)
Direct Codeshare Flights:
China Southern CZ1636
18:35
Chicago O'Hare (ORD) 3

21:26
San Francisco (SFO) 1
Effective from 2026-10-05
Mon
Tue
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 2113)
Duration: 4:51, non-stop
Airbus A321 (321)
Direct Codeshare Flights:
China Southern CZ1636
18:50
Chicago O'Hare (ORD) 3

21:33
San Francisco (SFO) 1
Effective 2026-08-06 through 2026-09-08
Mon
Tue
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 2113)
Duration: 4:43, non-stop
Airbus A321 (321)
Direct Codeshare Flights:
China Southern CZ1658
16:45
Chicago O'Hare (ORD) 3

19:33
San Francisco (SFO) 1
Effective 2026-09-10 through 2026-10-03
Mon
Tue
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 3141)
Duration: 4:48, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
China Southern CZ1658
16:50
Chicago O'Hare (ORD) 3

19:47
San Francisco (SFO) 1
Effective 2026-02-12 through 2026-02-19
Mon
Tue
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 3001)
Duration: 4:57, non-stop
Boeing 737 MAX 8 (7M8)
Direct Codeshare Flights:
China Southern CZ1658
16:50
Chicago O'Hare (ORD) 3

19:47
San Francisco (SFO) 1
Effective 2026-02-23 through 2026-03-07
Mon
Tue
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 3001)
Duration: 4:57, non-stop
Boeing 737 MAX 8 (7M8)
  • A domestic route 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 4:43 and 4:57.
All ORD-SFO flights
All China Southern flights
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