China Southern
flight
CZ 6637:
Beijing Daxing - Haikou
Beijing Daxing - Haikou
FLIGHT SCHEDULE
Direct Flights:
China Southern CZ6637
Valid until 2026-01-31
Mon
-
-
Tue
Wed
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-
Thu
Fri
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-
Sat
Sun
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-
Duration: 3:55, non-stop
Airbus A321 (321)
Airbus A321 (321)
Direct Flights:
China Southern CZ6637
Valid until 2026-01-02
Mon
-
-
Tue
-
-
Wed
Thu
-
-
Fri
Sat
-
-
Sun
Duration: 3:50, non-stop
Airbus A321neo (32Q)
Airbus A321neo (32Q)
Direct Flights:
China Southern CZ6637
Valid until 2026-01-05
Mon
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 3:50, non-stop
Airbus A321 (321)
Airbus A321 (321)
Direct Flights:
China Southern CZ6637
Operates only on 2026-01-04
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
Duration: 3:50, non-stop
Airbus A320neo (32N)
Airbus A320neo (32N)
Direct Flights:
China Southern CZ6637
Effective 2026-01-07 through 2026-01-09
Mon
-
-
Tue
-
-
Wed
Thu
-
-
Fri
Sat
-
-
Sun
-
-
Duration: 3:50, non-stop
Airbus A320 (320)
Airbus A320 (320)
Direct Flights:
China Southern CZ6637
Effective 2026-01-11 through 2026-02-01
Mon
Tue
-
-
Wed
Thu
-
-
Fri
Sat
-
-
Sun
Duration: 3:50, non-stop
Airbus A321 (321)
Airbus A321 (321)
Direct Flights:
China Southern CZ6637
Effective 2026-02-02 through 2026-03-13
Mon
Tue
-
-
Wed
Thu
-
-
Fri
Sat
-
-
Sun
Duration: 3:50, non-stop
Airbus A321neo (32Q)
Airbus A321neo (32Q)
Direct Flights:
China Southern CZ6637
Effective 2026-02-03 through 2026-03-12
Mon
-
-
Tue
Wed
-
-
Thu
Fri
-
-
Sat
Sun
-
-
Duration: 3:55, non-stop
Airbus A321neo (32Q)
Airbus A321neo (32Q)
Direct Flights:
China Southern CZ6637
Effective 2026-03-14 through 2026-03-28
Mon
-
-
Tue
Wed
-
-
Thu
Fri
-
-
Sat
Sun
-
-
Duration: 3:55, non-stop
Airbus A321 (321)
Airbus A321 (321)
Direct Flights:
China Southern CZ6637
Effective 2026-03-15 through 2026-03-27
Mon
Tue
-
-
Wed
Thu
-
-
Fri
Sat
-
-
Sun
Duration: 3:50, non-stop
Airbus A321 (321)
Airbus A321 (321)
Direct Flights:
China Southern CZ6637
Effective from 2026-10-25
Mon
Tue
-
-
Wed
Thu
-
-
Fri
Sat
-
-
Sun
Duration: 3:50, non-stop
Airbus A321 (321)
Airbus A321 (321)
Direct Flights:
China Southern CZ6637
Effective from 2026-10-27
Mon
-
-
Tue
Wed
-
-
Thu
Fri
-
-
Sat
Sun
-
-
Duration: 3:55, non-stop
Airbus A321 (321)
Airbus A321 (321)
- CZ 6637 is a domestic flight departing from the Beijing Daxing airport (PKX) and arriving at Haikou airport (HAK).
- The flight distance is 1397 miles, or 2248 km.
- The timezone of both the departure and the arrival airports is UTC+8 . Current time at both airports is (loading...).
- For direct flights, the flight time varies between 3:50 and 3:55.