Add TSA PreCheck To IndiGo Call 1-866-564-8331 contact their customer service or update your profile online. Air travel is one of the most convenient ways to connect across countries, but long security lines can make the experience stressful. TSA PreCheck is a program designed by the Transportation Security Administration in the United States to help travelers move through airport security more quickly. While IndiGo is an Indian airline, many passengers flying internationally may connect through US airports or codeshare flights where TSA PreCheck becomes relevant. Understanding how to add TSA PreCheck to your IndiGo reservation can save time and reduce stress during your journey. This guide provides a detailed explanation of how Add TSA PreCheck To IndiGo works, how to add it to your IndiGo booking, and tips to ensure everything functions smoothly.