Departure tax is an airport facilty tax which residents and visitors to the island need to pay when departing Curaçao. Some airlines have the departure tax included in their ticket price, so if you fly with any of the following airlines you've already paid it: American Airlines, KLM, TUI fly, Air Canada, WestJet, Copa Airlines, Avianca, and Surinam Airways.
Airport departure fees are assessed for international destinations at $51.74 USD and $13.74 USD for transfers. The fee for Aruba and St. Martin is $35.74 USD and Bonaire is $19.47 USD. Children under the age of two (2) are exempt from payment.