What Does ‘SSSS’ on Your Boarding Pass Mean? (And How to Stay Calm When You See It)

at the checkpoint.

What Happens During SSSS Screening?

When you see “SSSS” on your boarding pass, here’s what to expect:

Extra Pat-Down or Swabbing

TSA agents will swab your hands, luggage, and sometimes clothing for explosive residue.

You may be patted down more thoroughly than usual.

Baggage Inspection

Your carry-on will be hand-checked—even if it went continue reading …