154 Shares PinOne of the biggest mistakes you can make with frequent flyer miles, aside from not redeeming them at all, is using miles on an airline-to-airline basis. The Importance Of Funneling Your MilesThere are three major airline alliances: Star Alliance, oneworld, and SkyTeam, founded by United, American Airlines, and Delta, respectively. What most people don’t know is these three airlines – United, American, and Delta – accept miles flown on any of their partner carriers. Most people would claim the first 3,500 miles with Lufthansa’s Miles and More program, then 3,500 with Turkish Airlines’ Miles and Smiles. United Mileage Plus, American AAdvantage, Delta SkyMiles) and hand over the appropriate account number.