Delta Airlines flight change policy permits flight change, same day change, and methods to book a cheaper fare. No Delta change fees within 24hrs of booking.

https://pressbooks.pub/ushistory1name/chapter/need-to-update-a-name-on-an-frontier-airlines-ticket-heres-what-to-do/

http://tiny.cc/unob001

Alaska Airlines Flight Change Policy allows flyers to change their initial flight for free and rebook with great deals. To learn more, dial +1-800-865-1848.

https://ln.run/sKzsl

https://pressbooks.pub/travelplan2/chapter/name-adjustment-made-simple-fast-and-easy-steps-for-frontier-airlines-name-corrections/