• aadvantage
  in frequent flyer miles with aadvantage flyer frequent miles
• Continental Airlines OnePass
  in frequent flyer miles with airlines continental flyer frequent miles onepass by 2 users
• delta skymiles
  in frequent flyer miles with delta flyer frequent miles skymiles
• United Airlines
  United Mileage Plus
  in frequent flyer miles with flyer frequent mileage miles plus united

flyer from all users