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

Return flights

12 Mar - 04 Apr	Sichuan Airlines
07 Mar - 12 Mar	Scoot
16 Mar - 14 Apr	Scoot
05 Mar - 12 Mar	Hong Kong Airlines
12 Mar - 26 Mar	China Southern
06 Mar - 11 Mar	China Southern
04 Mar - 11 Mar	China Southern
17 Mar - 14 Apr	China Southern
16 Mar - 13 Apr	China Southern
10 Mar - 17 Mar	China Southern
25 Mar - 01 Apr	Sichuan Airlines
28 Mar - 21 Apr	Scoot
01 Mar - 27 Mar	Cathay Pacific
13 Mar - 05 Apr	China Southern
26 Mar - 25 Apr	Air China
31 Mar - 25 Apr	China Southern
31 Mar - 30 Apr	China Southern

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.

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Cheapest return flights from Sydney to Haikou in March from 368€

Return flights