China Southern flight CZ 3670: Haikou - Shenzhen

FLIGHT SCHEDULE
Direct Flights:
Mon,Wed,Fri 11:30 Haikou (HAK) 2 12:45 Shenzhen (SZX) CZ 3670 Non-stop Airbus A321 (321) 1:15 Valid until 2026-01-07
Sat 11:30 Haikou (HAK) 2 13:00 Shenzhen (SZX) CZ 3670 Non-stop Airbus A321neo (32Q) 1:30 Operates only on 2026-01-03
Sat,Sun 11:30 Haikou (HAK) 2 13:00 Shenzhen (SZX) CZ 3670 Non-stop Airbus A320 (320) 1:30 Effective 2026-01-04 through 2026-01-10
Fri 11:30 Haikou (HAK) 2 12:45 Shenzhen (SZX) CZ 3670 Non-stop Airbus A320 (320) 1:15 Effective 2026-01-09 through 2026-01-23
Sun 11:30 Haikou (HAK) 2 13:00 Shenzhen (SZX) CZ 3670 Non-stop Airbus A321neo (32Q) 1:30 Operates only on 2026-01-11
Mon,Wed 11:30 Haikou (HAK) 2 12:45 Shenzhen (SZX) CZ 3670 Non-stop Airbus A321 (321) 1:15 Effective 2026-01-12 through 2026-03-25
Sat 11:30 Haikou (HAK) 2 13:00 Shenzhen (SZX) CZ 3670 Non-stop Airbus A321 (321) 1:30 Operates only on 2026-01-17
Sat,Sun 11:30 Haikou (HAK) 2 13:00 Shenzhen (SZX) CZ 3670 Non-stop Airbus A320 (320) 1:30 Effective 2026-01-18 through 2026-01-25
Fri 11:30 Haikou (HAK) 2 12:45 Shenzhen (SZX) CZ 3670 Non-stop Airbus A321neo (32Q) 1:15 Effective 2026-01-30 through 2026-02-27
Sat 11:30 Haikou (HAK) 2 13:00 Shenzhen (SZX) CZ 3670 Non-stop Airbus A320neo (32N) 1:30 Operates only on 2026-01-31
Sun 11:30 Haikou (HAK) 2 13:00 Shenzhen (SZX) CZ 3670 Non-stop Airbus A320 (320) 1:30 Effective 2026-02-01 through 2026-03-22
Sat 11:30 Haikou (HAK) 2 13:00 Shenzhen (SZX) CZ 3670 Non-stop Airbus A321 (321) 1:30 Effective 2026-02-07 through 2026-02-28
Fri 11:30 Haikou (HAK) 2 12:45 Shenzhen (SZX) CZ 3670 Non-stop Airbus A320 (320) 1:15 Effective 2026-03-06 through 2026-03-27
Sat 11:30 Haikou (HAK) 2 13:00 Shenzhen (SZX) CZ 3670 Non-stop Airbus A320neo (32N) 1:30 Effective 2026-03-07 through 2026-03-28
Sun 11:30 Haikou (HAK) 2 13:00 Shenzhen (SZX) CZ 3670 Non-stop Airbus A320 (320) 1:30 Effective from 2026-10-25
Mon 11:30 Haikou (HAK) 2 12:45 Shenzhen (SZX) CZ 3670 Non-stop Airbus A320 (320) 1:15 Effective from 2026-10-26
Tue,Thu 11:30 Haikou (HAK) 2 13:00 Shenzhen (SZX) CZ 3670 Non-stop Airbus A321 (321) 1:30 Effective from 2026-10-27
Wed 11:30 Haikou (HAK) 2 12:45 Shenzhen (SZX) CZ 3670 Non-stop Airbus A321 (321) 1:15 Effective from 2026-10-28
Fri 11:30 Haikou (HAK) 2 12:45 Shenzhen (SZX) CZ 3670 Non-stop Airbus A320neo (32N) 1:15 Effective from 2026-10-30
Tue,Thu 11:35 Haikou (HAK) 2 13:00 Shenzhen (SZX) CZ 3670 Non-stop Airbus A321 (321) 1:25 Valid until 2026-01-13
Thu 11:35 Haikou (HAK) 2 13:00 Shenzhen (SZX) CZ 3670 Non-stop Airbus A320 (320) 1:25 Effective 2026-01-15 through 2026-01-22
Tue 11:35 Haikou (HAK) 2 13:00 Shenzhen (SZX) CZ 3670 Non-stop Airbus A321 (321) 1:25 Effective 2026-01-20 through 2026-01-27
Tue,Thu 11:35 Haikou (HAK) 2 13:00 Shenzhen (SZX) CZ 3670 Non-stop Airbus A321 (321) 1:25 Effective 2026-01-29 through 2026-02-03
Thu 11:35 Haikou (HAK) 2 13:00 Shenzhen (SZX) CZ 3670 Non-stop Airbus A320neo (32N) 1:25 Effective 2026-02-05 through 2026-02-12
Tue 11:35 Haikou (HAK) 2 13:00 Shenzhen (SZX) CZ 3670 Non-stop Airbus A321 (321) 1:25 Effective 2026-02-10 through 2026-02-17
Tue,Thu 11:35 Haikou (HAK) 2 13:00 Shenzhen (SZX) CZ 3670 Non-stop Airbus A321 (321) 1:25 Effective 2026-02-19 through 2026-02-24
Thu 11:35 Haikou (HAK) 2 13:00 Shenzhen (SZX) CZ 3670 Non-stop Airbus A320 (320) 1:25 Operates only on 2026-02-26
Tue,Thu 11:35 Haikou (HAK) 2 13:00 Shenzhen (SZX) CZ 3670 Non-stop Airbus A321 (321) 1:25 Effective 2026-03-03 through 2026-03-17
Thu 11:35 Haikou (HAK) 2 13:00 Shenzhen (SZX) CZ 3670 Non-stop Airbus A320 (320) 1:25 Operates only on 2026-03-19
Tue,Thu 11:35 Haikou (HAK) 2 13:00 Shenzhen (SZX) CZ 3670 Non-stop Airbus A321 (321) 1:25 Effective 2026-03-24 through 2026-03-26
Daily 22:10 Nanjing (NKG) 1 00:50 Shenzhen (SZX) CZ 3670 Non-stop Airbus A321neo (32Q) 2:40 Effective 2026-03-29 through 2026-10-24 The flight arrives 1 day after departure.

CZ 3670 is a domestic flight departing from the Haikou airport (HAK) and arriving at Shenzhen airport (SZX).
The flight distance is 285 miles, or 459 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 1:15 and 2:40.

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China Southern flight CZ 3670:
Haikou - Shenzhen

FLIGHT SCHEDULE

Direct Flights:

China Southern CZ3670

11:30

Haikou (HAK) 2

12:45

Shenzhen (SZX)

Valid until 2026-01-07

Mon

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun
-

Duration: 1:15, non-stop
Airbus A321 (321)

Direct Flights:

China Southern CZ3670

11:30

Haikou (HAK) 2

13:00

Shenzhen (SZX)

Operates only on 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:30, non-stop
Airbus A321neo (32Q)

Direct Flights:

China Southern CZ3670

11:30

Haikou (HAK) 2

13:00

Shenzhen (SZX)

Effective 2026-01-04 through 2026-01-10

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Duration: 1:30, non-stop
Airbus A320 (320)

Direct Flights:

China Southern CZ3670

11:30

Haikou (HAK) 2

12:45

Shenzhen (SZX)

Effective 2026-01-09 through 2026-01-23

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 1:15, non-stop
Airbus A320 (320)

Direct Flights:

China Southern CZ3670

11:30

Haikou (HAK) 2

13:00

Shenzhen (SZX)

Operates only on 2026-01-11

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:30, non-stop
Airbus A321neo (32Q)

Direct Flights:

China Southern CZ3670

11:30

Haikou (HAK) 2

12:45

Shenzhen (SZX)

Effective 2026-01-12 through 2026-03-25

Mon

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:15, non-stop
Airbus A321 (321)

Direct Flights:

China Southern CZ3670

11:30

Haikou (HAK) 2

13:00

Shenzhen (SZX)

Operates only on 2026-01-17

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:30, non-stop
Airbus A321 (321)

Direct Flights:

China Southern CZ3670

11:30

Haikou (HAK) 2

13:00

Shenzhen (SZX)

Effective 2026-01-18 through 2026-01-25

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Duration: 1:30, non-stop
Airbus A320 (320)

Direct Flights:

China Southern CZ3670

11:30

Haikou (HAK) 2

12:45

Shenzhen (SZX)

Effective 2026-01-30 through 2026-02-27

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 1:15, non-stop
Airbus A321neo (32Q)

Direct Flights:

China Southern CZ3670

11:30

Haikou (HAK) 2

13:00

Shenzhen (SZX)

Operates only on 2026-01-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:30, non-stop
Airbus A320neo (32N)

Direct Flights:

China Southern CZ3670

11:30

Haikou (HAK) 2

13:00

Shenzhen (SZX)

Effective 2026-02-01 through 2026-03-22

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:30, non-stop
Airbus A320 (320)

Direct Flights:

China Southern CZ3670

11:30

Haikou (HAK) 2

13:00

Shenzhen (SZX)

Effective 2026-02-07 through 2026-02-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:30, non-stop
Airbus A321 (321)

Direct Flights:

China Southern CZ3670

11:30

Haikou (HAK) 2

12:45

Shenzhen (SZX)

Effective 2026-03-06 through 2026-03-27

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 1:15, non-stop
Airbus A320 (320)

Direct Flights:

China Southern CZ3670

11:30

Haikou (HAK) 2

13:00

Shenzhen (SZX)

Effective 2026-03-07 through 2026-03-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:30, non-stop
Airbus A320neo (32N)

Direct Flights:

China Southern CZ3670

11:30

Haikou (HAK) 2

13:00

Shenzhen (SZX)

Effective from 2026-10-25

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:30, non-stop
Airbus A320 (320)

Direct Flights:

China Southern CZ3670

11:30

Haikou (HAK) 2

12:45

Shenzhen (SZX)

Effective from 2026-10-26

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:15, non-stop
Airbus A320 (320)

Direct Flights:

China Southern CZ3670

11:30

Haikou (HAK) 2

13:00

Shenzhen (SZX)

Effective from 2026-10-27

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 1:30, non-stop
Airbus A321 (321)

Direct Flights:

China Southern CZ3670

11:30

Haikou (HAK) 2

12:45

Shenzhen (SZX)

Effective from 2026-10-28

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:15, non-stop
Airbus A321 (321)

Direct Flights:

China Southern CZ3670

11:30

Haikou (HAK) 2

12:45

Shenzhen (SZX)

Effective from 2026-10-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 1:15, non-stop
Airbus A320neo (32N)

Direct Flights:

China Southern CZ3670

11:35

Haikou (HAK) 2

13:00

Shenzhen (SZX)

Valid until 2026-01-13

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 1:25, non-stop
Airbus A321 (321)

Direct Flights:

China Southern CZ3670

11:35

Haikou (HAK) 2

13:00

Shenzhen (SZX)

Effective 2026-01-15 through 2026-01-22

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 1:25, non-stop
Airbus A320 (320)

Direct Flights:

China Southern CZ3670

11:35

Haikou (HAK) 2

13:00

Shenzhen (SZX)

Effective 2026-01-20 through 2026-01-27

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:25, non-stop
Airbus A321 (321)

Direct Flights:

China Southern CZ3670

11:35

Haikou (HAK) 2

13:00

Shenzhen (SZX)

Effective 2026-01-29 through 2026-02-03

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 1:25, non-stop
Airbus A321 (321)

Direct Flights:

China Southern CZ3670

11:35

Haikou (HAK) 2

13:00

Shenzhen (SZX)

Effective 2026-02-05 through 2026-02-12

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 1:25, non-stop
Airbus A320neo (32N)

Direct Flights:

China Southern CZ3670

11:35

Haikou (HAK) 2

13:00

Shenzhen (SZX)

Effective 2026-02-10 through 2026-02-17

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:25, non-stop
Airbus A321 (321)

Direct Flights:

China Southern CZ3670

11:35

Haikou (HAK) 2

13:00

Shenzhen (SZX)

Effective 2026-02-19 through 2026-02-24

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 1:25, non-stop
Airbus A321 (321)

Direct Flights:

China Southern CZ3670

11:35

Haikou (HAK) 2

13:00

Shenzhen (SZX)

Operates only on 2026-02-26

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 1:25, non-stop
Airbus A320 (320)

Direct Flights:

China Southern CZ3670

11:35

Haikou (HAK) 2

13:00

Shenzhen (SZX)

Effective 2026-03-03 through 2026-03-17

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 1:25, non-stop
Airbus A321 (321)

Direct Flights:

China Southern CZ3670

11:35

Haikou (HAK) 2

13:00

Shenzhen (SZX)

Operates only on 2026-03-19

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 1:25, non-stop
Airbus A320 (320)

Direct Flights:

China Southern CZ3670

11:35

Haikou (HAK) 2

13:00

Shenzhen (SZX)

Effective 2026-03-24 through 2026-03-26

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 1:25, non-stop
Airbus A321 (321)

Direct Flights:

China Southern CZ3670

22:10

Nanjing (NKG) 1

00:50(+1)

Shenzhen (SZX)

Effective 2026-03-29 through 2026-10-24

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:40, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

CZ 3670 is a domestic flight departing from the Haikou airport (HAK) and arriving at Shenzhen airport (SZX).
The flight distance is 285 miles, or 459 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 1:15 and 2:40.

All China Southern flights

All HAK-SZX flights

Return (SZX-HAK) flights

Feedback - Disclaimer - Privacy