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How do I add my TSA PreCheck number to an existing reservation Delta?

You can update your TSA PreCheck number or Know Traveler Number even after your bookings. Just go to the official website of Delta Airlines, then find your reservation and edit your passenger information to update your PreCheck details.



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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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You can also update existing reservations with your TSA PreCheck number. Go to Edit Traveler Information in the Manage Reservations section on the website, at an airport kiosk or in the United app.

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How can you add TSA PreCheck to an existing reservation? Add your KTN through the “Add Secure Traveler Information” webpage. Type in the confirmation number for your flight, along with the first and last name that you used for your flight reservation. From there, you can add your KTN to your previously booked flight.

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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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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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Go to the TSA PreCheck website and select the tab that says “Renewal” to begin the process. Provide your KTN, date of birth and legal last name. You'll then be guided through a series of screens that will ask you to confirm your address and passport information and answer some security questions.

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On the Trips screen of the app, select the existing trip to which you want to add the number. Find the names of the passengers included in the reservation. Click on a name to see the TSA numbers link, and click on that link. Type in your Known Traveler Number and save it by clicking the Add number button.

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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.

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You can use any web browser on your computer, phone, or tablet to add your Known Traveler Number (KTN) to your Delta profile. While it's not possible to add PreCheck in the Delta mobile app, you'll be able to pull up your PreCheck details in the mobile app after adding your KTN to your profile in a web browser.

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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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Whether you are looking for your renewal date, your Known Traveler Number or which credit cards and loyalty programs cover your application fee. You can find it all at tsa.gov/precheck.

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Usually, no, but there are exceptions. These include allowances for the following types of guests who don't have their own TSA PreCheck membership: spouses, children, those with a disability, and active military personnel.

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

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Is Clear better than PreCheck? Since TSA PreCheck is available at more airports and provides expedited security wait times, as well as an easier screening process, TSA PreCheck is better than Clear if you want to only get one.

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Yes. TSA PreCheck® is available when you depart from a U.S. airport to a foreign country, and for domestic, connecting flights after you return to the United States. If you travel internationally four or more times a year, consider enrolling in Global Entry instead of TSA PreCheck®.

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