If you're planning to modify your travel plans, it's easy to learn how to change and upgrade my Etihad Airways flight. Eligible passengers, such as Etihad Guest Platinum or Gold members, can request upgrades based on seat availability. Simply contact Etihad customer service at +1-888-838-4423 or OTA: +1-800-971-7347. https://skyairbus.com/blog/how-to-change-and-upgrade-my-etihad-airways-flight/