Air Canada offers TSA PreCheck to eligible passengers on U.S.-bound flights, Air Canada TSA PreCheck providing a quicker, more convenient security screening experience. With TSA PreCheck, travelers can keep their shoes, belts, and light jackets on and leave laptops and compliant liquids in their carry-ons. To take advantage of this service, add your Known Traveler Number (KTN) to your booking or frequent flyer profile. If you qualify, the TSA PreCheck logo will be printed on your boarding pass. This service is available at select Canadian airports, streamlining the security process for Air Canada passengers traveling to the United States.