How Do I Add My Ktn To An Existing Reservation

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The security lines are one of the worst parts of airports, no matter which airline you're traveling with. Thankfully, enough of airlines like Southwest offer a TSA PreCheck line, which lets yous speed your way through security without having to remove your coat, shoes, or laptop.^[1] Ready to save some time before your next Southwest flight? We've got you covered. Keep reading for all the answers to your most common questions.

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Click on the "Login" button in the top-correct corner of Southwest'south homepage. Blazon in your business relationship number or username and password to enter the site.^[two]
- If yous don't have an account with Southwest, set one upward by clicking the "Enroll" button.
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Click on the "Security" push in the "My Preferences" section. Click on the "My Account" push button in the upper correct corner, which brings up multiple sections: "My Rapid Rewards," "My Trips," and "My Preferences." Scroll down to the "My Preferences" section and click on "Security," which has a symbol of a lock right next to it.^[3]

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Add your Known Traveler Number (KTN) in the corresponding field. The "Known Traveler Number" field is between the boxes for "Preferred Offset Name" and "Redress Number," toward the top of the page. Click the yellowish "Save" button, and you should be adept to get!^[4]
- Your KTN is the alphanumeric number ID that you receive after applying for TSA PreCheck. It unremarkably starts with the letters "TT."^[5]
- If you're a member of TSA Global Entry, you lot'll receive a PASSID, a 9-digit number that tin exist used interchangeably as a KTN. This ID commonly starts with the numbers "fifteen," "98," and "99."^[6]
- Southwest states that adding your KTN to your profile will automatically add your KTN to time to come bookings.^[seven] Withal, TSA officially suggests manually calculation your KTN to every flight reservation that you book.^[8]
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Your KTN, birthdate, and name might not friction match what the TSA has on file. If your data is fifty-fifty slightly unlike from your TSA PreCheck or TSA Global Entry registration, the PreCheck characterization won't show up on your boarding pass.^[14]
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Y'all entered your KTN in the wrong field. Well-nigh webpages have at least 2 boxes: Redress Number and Known Traveler Number. If yous enter your KTN in the "Redress Number" department, your PreCheck status won't show up on your boarding laissez passer.^[15]
- Redress numbers have to do with TSA's "Secure Flying" prescreening program, so they aren't interchangeable with your KTN.^[16]
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Some customers have had trouble adding TSA Precheck to their boarding passes after checking into the flying.^[twenty] Phone call Southwest's client service line to articulate upwards this issue: 1-800-435-9792.

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