Formula
Coverage need = max(0, eligible loss − other coverage − modeled out-of-pocket share − available emergency fund).
The calculator preserves full precision internally and rounds only displayed values.
What the result means
The result summarizes the modeled coverage decision for travel insurance. It is sensitive to the accuracy of the loss, premium, probability, and cost-sharing inputs.
Insurance terms, eligibility, reimbursement, exclusions, and prices vary by insurer and jurisdiction. This estimate is educational and not financial, legal, or insurance advice.