If you're eligible for TSA PreCheck, your boarding pass will show TSA PreCheck. If you add your KTN after checking in, you'll need to get a new boarding pass.
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If you still do not have a TSA PreCheck indicator on your boarding pass, please call the TSA Contact Center at (866) 289-9673, submit an online form, or contact us at @AskTSA on Twitter and Facebook Messenger.
Lufthansa is the first and the only European airline that is participating in the TSA Precheck program. Now even German citizens can apply for TSA Precheck!
Participating airlines display a TSA PreCheck® indicator directly on your boarding pass if you are eligible for TSA PreCheck based on your provided Known Traveler Number (KTN). Please ensure you add your KTN to your airline reservation while booking the reservation.
Most budget airlines like Frontier, Allegiant, Spirit, and Sun Country all participate in TSA PreCheck. Notable airlines that don't participate in TSA PreCheck include Aer Lingus, China Southern, China Eastern, and EgyptAir.
TSA PreCheck® provides expedited security screening benefits for flights departing from U.S. Airports. Global Entry provides expedited U.S. customs screening for international air travelers when entering the United States. Global Entry members also receive TSA PreCheck® benefits as part of their membership.
Global Entry provides the same access to TSA PreCheck security lines. However, ensure you enter your Global Entry number when booking your flight and that your boarding pass includes the TSA PreCheck symbol. Is my Global Entry number the same as TSA PreCheck? Yes, they can be used interchangeably when booking flights.
Google search traffic for “TSA Precheck” is around its highest level in five years. Most TSA PreCheck applicants must complete an online application, and get approved within three to five days of their in-person enrollment appointment, on average. However, it can take 60 days or longer, the TSA said.