What is the difference between TSA and known traveler number?

A Known Traveler Number (KTN) is issued to all individuals approved to receive TSA PreCheck® expedited screening. The KTN must be added in the KTN field when booking airline travel reservations to have the TSA PreCheck® indicator appear on your boarding pass.



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How Do I Get TSA Precheck for Free?
  1. Aeroplan® Credit Card.
  2. The Platinum Card® from American Express (Terms apply, see rates & fees)
  3. The Business Platinum Card® from American Express (Terms apply, see rates & fees)
  4. Bank of America® Premium Rewards® credit card.
  5. Capital One Venture Rewards Credit Card.


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A Known Traveler Number (KTN) is issued to all individuals approved to receive TSA PreCheck® expedited screening. The KTN must be added in the KTN field when booking airline travel reservations to have the TSA PreCheck® indicator appear on your boarding pass.

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Boarding passes 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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How Do I Add My Known Traveler Number to An Airline Reservation? If you received your KTN after booking an existing airline reservation, you may add it at the boarding counter, or at the self-service kiosk at the airport.

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If a TSA PreCheck® lane is not available, please show your TSA PreCheck® boarding pass and you may be able to keep 3-1-1 liquids and laptops in your bag, and shoes and light jackets on while accessing the standard screening lane. Eligible passengers should check with the TSA officer on duty.

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The application fee for TSA PreCheck® is $78 for 5 years.

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When you enroll in TSA Pre?® (valid for 5 years), you'll speed through expedited security lines without the need to remove your shoes, laptop, liquids, belt, or lightweight jacket.

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Technically your spouse can't go through the TSA PreCheck lane without their own account. In some instances, however, security may allow them through when it's clear that their boarding passes match yours as the primary account holder.

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The application fee for TSA PreCheck® is $78 for 5 years. Before you apply, we recommend that you review the various DHS trusted traveler programs, such as the TSA PreCheck® Application Program, Global Entry, NEXUS, or SENTRI, to ensure you meet the eligibility requirements and determine the best program for you.

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ACT NOW before your known traveler number (KTN) expires. That's right, your TSA Pre?® eligibility expires after five years. So if you want to keep enjoying your member benefits, renew now before your membership lapses.

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Most applicants receive approval notification in 3-5 days, though some applications can take up to 60 days. Considering this, applicants are encouraged to renew at least 60 days prior to expiry. TSA will notify members with eligibility results. How much does TSA PreCheck® renewal cost?

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The appointment shouldn't take more than 10 minutes, but you could wait longer than usual if it's crowded. During the in-person appointment, an agent will take your fingerprints and ask some questions concerning the application — such as whether you've gone by other names in the past or how often you travel.

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While your card isn't required to access Global Entry kiosks at the airport, there are other scenarios in which you'll need it. If you plan to take advantage of Global Entry's access to NEXUS or SENTRI, your Global Entry card will be required.

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No. The system checks your KTN against the name, gender, and birthdate on the ticket. The system will let you add any number you want, but the boarding pass will never actually show the symbol if the number doesn't match the ticketholder.

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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.

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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.

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Travelers with TSA PreCheck can use dedicated security lines, keep their shoes on and leave their 3-1-1 liquids and laptops in their bags. These benefits are available when flying on dozens of airlines at over 200 airports.

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It's a common question: If I have TSA PreCheck, does my wife or husband need it? The answer is yes. If you have TSA PreCheck on your boarding pass and your spouse doesn't, or vice versa, you cannot go through the TSA PreCheck lane together. Period.

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