Likewise with most iPhone 14 Plus models - they'll arrive on launch day, unless you go for Product RED or Starlight colors, which seem to be more in demand and therefore arrive a week later.
The iPhone 14 Pro has a bit of a delay with October 7 as the delivery date (October 14 for the Deep Purple version, and October 28 in the case of the Silver version), but buying higher storage capacity versions can reduce that wait, with immediate shipping available in some cases.The iPhone 14 Pro Max is estimated to arrive by October 21.The estimated delivery for most Pro Max models is October 14.You can get a base iPhone 14 by September 29, unless you want it in Purple or Starlight, in which case you'll need to wait another couple of days.
The iPhone 14 Plus isn't out yet, so you'll be waiting until October 14 for one of those to arrive.
The iPhone 14 Pro can be yours from September 29, or October 3 if you want the Silver one. .The iPhone 14 Pro Max will arrive by September 29 as well if you want it in Space Black.