AirHint found the following cheapest return flights from Sydney (SYD) to Haikou (HAK) in March 2026 (see full year).

Return flights

07 Mar - 20 Mar	Air China
24 Mar - 28 Mar	Air China
24 Mar - 11 Apr	Air China
14 Mar - 21 Mar	Air China
12 Mar - 26 Mar	China Southern
08 Mar - 17 Mar	China Southern
10 Mar - 19 Mar	China Southern
23 Mar - 10 Apr	China Southern
28 Mar - 14 Apr	Scoot
26 Mar - 24 Apr	Air China
01 Mar - 08 Mar	China Southern
31 Mar - 04 Apr	China Southern
22 Mar - 26 Mar	Cathay Pacific
26 Mar - 22 Apr	Air China
31 Mar - 11 Apr	China Southern
31 Mar - 05 Apr	China Southern
31 Mar - 06 Apr	China Southern
26 Mar - 25 Apr	Air China

Also check the deals for one-way flights from Sydney to Haikou in March.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Haikou

Cheap car rent in Haikou

Cheapest return flights from Sydney to Haikou in March from $510

Return flights