After passengers cancel their flight tickets booked with Copa Airlines first go to Copa airlines Cancellation policy, sometimes they ask for refund from the airline. To know the flight refund policy of Copa Airlines, passengers should follow the steps below:

After the passengers cancel the flight tickets, they have to scroll down on the Copa Airlines home screen.
At the bottom of the page, there will be a 'Return Link' mentioned. Click on the link.
A form will appear which you need to fill with all the requested details like passenger ticket number and surnames.
Submit the form to the airline. If your claim is approved, you will get a refund as paid.
If the refund amount is deducted, they will be deducted for cancellation charges.
To know more details about the refund process, you can contact the travel agencies or communicate with the human service support of Copa Airlines.