Im flying on southwest airlines, ....?

im flying and im going with my cousin, we are 13 and 12 and im going to be dropped off at her house because shes in pheonix, im in tucson, her parents are my aunt and uncle, and i need to know if the airline will allow them to take me to the airport instead of my parents?do my parents have to be present in order for me to pass by security? please help|||Not to pass security no. They don;t really check if you are with your parents or not unless you are using unaccompanied minor service. I don;t think you need them to get your tickets either.|||Yes, a parent must be present for kids under 18. they are very strict about that.