Originally Posted by
BernieM86
…..except that’s how they do it at every major airline, so confused as to why you would even think that would be an issue??
Delta does seniority by last 4 of your social. So an older person will always be more/most senior most places, but could conceivably be most junior at Delta. But it's inconsequential; nobody isn't going to Delta because they might be at the bottom of their particular class. ¯\_(ツ)_/¯