Tomorrow afternoon I will be departing for a mileage run to San Juan, Puerto Rico. For those of you who are unaware, a mileage run is a flight purchased (with cash and not miles or vouchers) for the primary purpose of earning elite status qualifying miles in order to maintain or achieve a frequent flyer status. The truest form of a mileage run is when the passenger does not even leave the airports. Mileage runs are purchased generally with simply the cost per elite status mile as the deciding factor……. (click read more!)