China Southern
flight
CZ 1631:
Dallas Fort Worth - San Francisco
Dallas Fort Worth - San Francisco
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FLIGHT SCHEDULE
Direct Codeshare Flights:
China Southern CZ1631
Effective 2026-01-10 through 2026-02-07
Mon
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Codeshare flight, operated by American Airlines.
(AA 810)
Duration: 3:54, non-stop Airbus A321 (321)
Direct Codeshare Flights:
China Southern CZ1631
Effective 2026-01-06 through 2026-02-10
Mon
Tue
Wed
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Thu
Fri
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Sat
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Sun
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Codeshare flight, operated by American Airlines.
(AA 1175)
Duration: 3:56, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
China Southern CZ1631
Effective 2026-03-09 through 2026-04-06
Mon
Tue
Wed
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Fri
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Sat
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Sun
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Codeshare flight, operated by American Airlines.
(AA 1175)
Duration: 4:03, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
China Southern CZ1631
Valid until 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 1175)
Duration: 3:57, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
China Southern CZ1631
Effective 2026-02-12 through 2026-03-07
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 1175)
Duration: 4:00, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
China Southern CZ1631
Effective 2026-03-14 through 2026-04-04
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Codeshare flight, operated by American Airlines.
(AA 1175)
Duration: 4:03, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
China Southern CZ1631
Effective 2026-04-07 through 2026-05-19
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 1430)
Duration: 3:50, non-stop Airbus A321 (321)
Direct Codeshare Flights:
China Southern CZ1631
Effective 2026-05-21 through 2026-06-30
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 1430)
Duration: 3:49, non-stop Airbus A321neo (32Q)
Direct Codeshare Flights:
China Southern CZ1631
Effective 2026-07-02 through 2026-08-04
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 1430)
Duration: 3:39, non-stop Airbus A321neo (32Q)
Direct Codeshare Flights:
China Southern CZ1631
Effective 2026-09-10 through 2026-10-03
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 1430)
Duration: 3:50, non-stop Airbus A321neo (32Q)
Direct Codeshare Flights:
China Southern CZ1631
Effective from 2026-10-05
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 1430)
Duration: 3:52, non-stop Airbus A321neo (32Q)
Direct Codeshare Flights:
China Southern CZ1631
Effective 2026-08-06 through 2026-09-08
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 1430)
Duration: 3:46, non-stop Airbus A321neo (32Q)
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Parallax here DFW-SFO
- CZ 1631 is a domestic flight departing from the Dallas Fort Worth airport (DFW) and arriving at San Francisco airport (SFO).
- The flight distance is 1460 miles, or 2350 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 3:39 and 4:03.