FlyerTalk Forums - View Single Post - Technically what does "Checking In" really do?
Old Sep 26, 2018 | 10:12 pm
  #5  
redtop43
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The only real reason you need to check in is to get a boarding pass, if you don't want to stop at the kiosk at the airport.

It doesn't foreclose anything else.

Well, I guess that just before they close the door, they might call your name in the boarding area if you show as checked in.
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