AirHint found the following cheapest return flights from New York (JFK) to Willemstad (CUR) in August 2025 (see full year).

Return flights

30 Aug - 05 Sep	jetBlue	direct
30 Aug - 06 Sep	Avianca
31 Aug - 04 Sep	Avianca
30 Aug - 04 Sep	Copa
20 Aug - 27 Aug	Avianca
29 Aug - 06 Sep	Avianca
30 Aug - 03 Sep	Copa
26 Aug - 02 Sep	Avianca
28 Aug - 02 Sep	Copa
21 Aug - 27 Aug	Avianca
23 Aug - 26 Aug	Copa
23 Aug - 27 Aug	Copa
30 Aug - 02 Sep	Copa
29 Aug - 02 Sep	Avianca
20 Aug - 29 Aug	Avianca
27 Aug - 29 Aug	Copa
19 Aug - 23 Aug	Avianca
23 Aug - 28 Aug	Copa
27 Aug - 31 Aug	Copa
11 Aug - 18 Aug	American Airlines

Also check the deals for one-way flights from New York to Willemstad 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 Willemstad in August from 341€

Return flights