United ends its domestic change fees unless you were unlucky enough to book pre-lockdown:
https://www.united.com/ual/en/us/fly...hange-fee.html
This is a major blow to Southwest's competitive advantage. If you buy your UA ticket with their credit card, you get one free checked bag. For now, Southwest blocks middle seats, making Southwest the safer choice.
Discuss the competitive effects here or join the United-specific discussion at
https://www.flyertalk.com/forum/unit...gone-good.html