Originally Posted by
angetenar
Why don't you just change your flight instead of cancelling and rebooking?
Just to doubly confirm, I'm following this section in the table which confirms $0 fee - Fee for making a change to a ticket for travel originating in the US 30 or fewer days before departure
United MileagePlus Eliminates Award Redeposit Fees - One Mile at a Time
Interestingly there is still a $125 fee if you want a redeposit of miles