Do you know How to Cancel Flight on Frontier Airlines? Passengers can cancel flights with Frontier Airlines using either their website or customer support. Based on elements including fare type and timing, the airline's cancellation policy differs. If you cancel within 24 hours of making your reservation and at least seven days before to travel, they usually provide a full refund. Passengers may obtain refunds or travel credits for additional cancellations, subject to any applicable fees. Frontier Airlines is renowned for its à la carte strategy, in which customers select fare bundles with varied degrees of flexibility, changing the conditions for changes and refunds. When buying flights, it's crucial for passengers to carefully read the exact pricing restrictions and policies.