Can You Add a Known Traveler Number (KTN) After Boarding Pass Issuance?

Learn why you cannot add your KTN after boarding pass issuance and how to ensure TSA PreCheck benefits by adding it during booking or before check-in.

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No, you cannot add your Known Traveler Number (KTN) after your boarding pass has been issued. You must enter your KTN during the booking process or before check-in to ensure your TSA PreCheck benefits are applied. If you forget to add it, contact your airline to update your reservation before check-in.

FAQs & Answers

  1. Can I add my Known Traveler Number after check-in? No, you cannot add your Known Traveler Number after check-in. It must be entered during booking or before check-in to apply TSA PreCheck benefits.
  2. How do I add my Known Traveler Number if I forgot during booking? If you forgot to add your KTN during booking, contact your airline to update your reservation before check-in.
  3. What happens if I don’t add my KTN before boarding pass issuance? If your KTN is not added before boarding pass issuance, you will not receive TSA PreCheck benefits for that flight.