To change the name on a United Airlines ticket, you need to contact their customer service directly. Minor corrections, such as fixing a typo, are....
https://community.lumivero.com/s/question/0D5Jw00000dTZ4KKAW/12204409792-cmo-corregir-un-nombre-en-un-billete-de-avin-de-united-air-lines?

To change the name on a Copa Airlines ticket, you must contact their customer service. Minor corrections, such as spelling errors, are generally allowed without....
https://community.automationdirect.com/s/question/0D5PE00000NmvOa0AJ/18885111976-can-i-change-my-name-on-copa-airlines-ticket