: You choose one person to fly with you for free (plus taxes/fees) every time you fly, whether you paid with cash or points.
Many co-branded airline credit cards offer a BOGO certificate as an annual renewal benefit or after meeting spending thresholds. Delta SkyMiles® Platinum American Express Card
: Fly 100 qualifying one-way flights or earn 135,000 qualifying points in a calendar year.
"Buy one get one free" (BOGO) flight tickets are primarily available through and specific promotional sales . While true BOGO deals where the second ticket is completely free are rare, most programs allow a companion to fly for just the cost of taxes and fees (starting at $5.60 one-way). 1. Airline Companion Passes
: If earned early in the year, the pass is valid for the remainder of that year plus the following full calendar year.
These programs are the most reliable way to secure BOGO-style flights, often for an unlimited number of trips.