How to Change Frontier Flight You can either contact the airline's customer care or go to their website to change a Frontier flight. Give them the specifics of your reservation and any adjustments you would like, such as new travel dates or locations, and they will help you in accordance with the terms of the tariff and availability. Be ready for possible surcharges or fare variations. For changes to go smoothly, communication must be timely. Never forget to study their change policy and be mindful of any limitations. Customer satisfaction is a top priority for Frontier Airlines, and the company works hard to meet the demands of its customers while upholding its rules and regulations.