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

Return flights

25 Aug - 08 Sep	SWISS
31 Aug - 11 Sep	SWISS
04 Aug - 13 Aug	Air France
20 Aug - 27 Aug	Scandinavian Airlines
31 Aug - 12 Sep	Air France
31 Aug - 17 Sep	Air France
05 Aug - 12 Aug	Delta
21 Aug - 07 Sep	Austrian Airlines
31 Aug - 13 Sep	Air France
07 Aug - 12 Aug	Delta
12 Aug - 19 Aug	British Airways
05 Aug - 13 Aug	Scandinavian Airlines
07 Aug - 18 Aug	Delta
04 Aug - 11 Aug	Delta
16 Aug - 23 Aug	Scandinavian Airlines
17 Aug - 26 Aug	Delta
28 Aug - 07 Sep	Austrian Airlines
29 Aug - 07 Sep	LOT

Also check the deals for one-way flights from New York to Split 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 Split in August from 337€

Return flights