Cancellations made at least 72 hours (3 days) before departure Milos Poseidon offers a 100% refund of the payment.

For cancellations made 48 hours (2 days) before departure, 50% of the total cost of the excursion will be charged.

For cancellations made 24 hours before departure, 100% of the total cost of the excursion will be charged.