Add KTN After Booking
Can You Add a Known Traveler Number After Booking a Flight?

Learn how to add your Known Traveler Number (KTN) to your flight reservation after booking to enjoy expedited TSA PreCheck benefits.

KTN Update Guide
How to Add Your Known Traveler Number (KTN) to an Existing Flight Reservation

Learn how to quickly add your Known Traveler Number (KTN) to an existing airline reservation for TSA PreCheck benefits.