AirHint found the following cheapest return flights from Newark (EWR) to Willemstad (CUR) in October 2025 (see full year).

Return flights

15 Oct - 19 Oct	Spirit Airlines
15 Oct - 16 Oct	Spirit Airlines
01 Oct - 08 Oct	American Airlines
16 Oct - 20 Oct	American Airlines
15 Oct - 18 Oct	Spirit Airlines
15 Oct - 17 Oct	American Airlines
15 Oct - 20 Oct	American Airlines
15 Oct - 21 Oct	American Airlines
08 Oct - 12 Oct	Arajet
08 Oct - 13 Oct	American Airlines

Also check the deals for one-way flights from Newark to Willemstad in October.

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 Newark to Willemstad in October from $483

Return flights