Originally Posted by spongenotbob

Sorry, but I disagree. I had Avis cancel a reservation on me for being 90 minutes late in PHX. Most of which was waiting for the RAC shuttle bus. No apologies, just a cancellation text.

To the OP, I would suggest changing your flight to make sure you arrive before the existing car reservation, not after. It should be a free change since it was caused by an airline schedule change.