How do I change my flight on Frontier?

To change your flight on Frontier Airlines, first log in to your account on the Frontier website or mobile app. From there, access your existing itinerary and select the Change Flight option. You will be presented with available alternate flights and any change fees that apply. Simply choose your new desired flight and complete the Change Frontier Flight process online. For further details contact the helpline at 1 (855) 981-4544 or 1 (844) 902-4930 (OTA-Skip Waiting). Or visit the Airlinespetpolicy site.