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

Return flights

18 Aug - 03 Sep	United
20 Aug - 03 Sep	United
28 Aug - 10 Sep	United
14 Aug - 28 Aug	Delta
13 Aug - 04 Sep	ANA
16 Aug - 26 Aug	United
20 Aug - 30 Aug	Delta
29 Aug - 21 Sep	ANA
11 Aug - 21 Aug	ANA
16 Aug - 27 Aug	United
17 Aug - 31 Aug	Delta
23 Aug - 30 Aug	Delta
15 Aug - 31 Aug	Delta
13 Aug - 19 Aug	ANA
06 Aug - 13 Aug	Delta
20 Aug - 03 Sep	Singapore Airlines	direct

Also check the deals for one-way flights from New York 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 New York to Singapore in August from $746

Return flights