To change flight Avelo, you can follow their established procedures for modifying your booking. Avelo's website or customer service is the best place to start. Look for the "Manage Booking" or "My Trips" section on their website to access your reservation. Alternatively, you can reach out to their customer service directly for assistance. It's important to review the fare rules and conditions associated with your ticket before proceeding with the change, as there may be specific restrictions or fees involved. Check the availability of alternative flights that align with your new travel plans, and work with Avelo to find a suitable solution.