Originally Posted by
twohundredfifty
Basically, with the understanding that things can change etc. etc. can I show up to check my bag an hour later than the original time for a flight that's been delayed by an hour?
You will have to bear all the risks in this case.
Just because a flight has been delayed, it does not mean all operations are delayed, i.e. UA can still close the flight and have all passengers to wait for the delay.