It's a big weekend for travel with an estimated 2.6 million Americans deciding to fly during the Memorial Day weekend.
TSA is recommending travelers arrive two hours ahead of time to get through what's expected to be crowded security checkpoints.
They recommend coming prepared when in line, so make sure you have your ID and boarding pass with you to prevent slowing down the lines.
Phoenix Sky Harbor International Airport officials say the Memorial Day holiday kicks off the summer travel season which is the busiest time for the airport.
More tips available here via the TSA; and via Sky Harbor.