To contact Oceania Cruises regarding a refund, you can use the following methods: Toll-free phone number: Call Oceania Cruises at +1-855-732-4023 USA And +44-289-708-0062 UK. Their customer service hours are Monday through Friday from 9 a.m. to 7 p.m. Eastern Time, and Saturday from 9 a.m. to 5:30 p.m. Eastern Time. Email: If you booked directly with Oceania Cruises, you can submit your refund request by email to [email protected]. If you booked through a travel advisor, contact them directly regarding your refund. Note: When contacting Oceania Cruises regarding a refund for a non-performed cruise, you will need to provide a copy of your boarding pass/documents, proof of payment (including the amount), and a copy of the cancellation or delay notice. Oceania Cruises will review your request and respond by email within 180 days. They may offer alternatives like a future cruise credit, which you are free to decline. For general inquiries, the main customer service number is +1-855-732-4023 USA And +44-289-708-0062 UK. You can find additional contact information for various departments and international locations on the Oceania Cruises website and their Zendesk help center.