In addition to what dfwskier said if you paid for pre check and it hasn't expired be sure your name on the reservation is typed exactly like it is on your pre check card/global entry card (if you got one of those) or how it shows on the pre check website. one time I flew another airline on a charter flight and they forgot my middle name on my ticket and I didn't get pre check so it's important the name matches exactly. -Blake
... View more
