You must first file a claim with the carrier and any other insurance policy that may cover you.
You can file a claim with the insurance provider of your credit card if none of those options are available.
Check the terms of your card and file the claim as soon as possible because the benefits administrator typically requires notification within 30 days.
Typically, when you file your claim, you must provide:
You may have up to 90 days to provide this information, though timelines can vary by card.
Proof that you used your card to pay for the trip A list of the items that were lost or damaged and their value A settlement, check, or denial from the common carrier, or proof that you filed a claim with the carrier