AirHint found the following cheapest return flights from Okinawa (OKA) to Singapore (SIN) in August 2025 (see full year).

Return flights

25 Aug - 31 Aug	China Eastern
20 Aug - 26 Aug	Tigerair Taiwan
05 Aug - 11 Aug	Tigerair Taiwan
01 Aug - 31 Aug	Thai VietJet Air
28 Aug - 01 Sep	Thai AirAsia
02 Aug - 05 Aug	Thai VietJet Air
13 Aug - 16 Aug	Batik Air Malaysia
28 Aug - 31 Aug	Thai AirAsia
26 Aug - 29 Aug	HK Express
12 Aug - 19 Aug	Thai VietJet Air
17 Aug - 28 Aug	Thai AirAsia

Also check the deals for one-way flights from Okinawa to Singapore in August.

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 Okinawa to Singapore in August from 249€

Return flights