Navigating loyalty programs, partner benefits, and membership rewards by airlines can be a daunting task even for the well-traveled. Due to some major changes to frequent flyer programs, there may be a flurry of not-so-loyal ship jumping. (See Delta and United’s change to revenue-based versus miles-based rewards) Below is a quick update for changes in 2015 by airline. Of course, many changes will leave you staring into the sky as reward opportunities drift away. Alliances and travel club memberships may be a way of balancing the power. One such members-only OTA, www.LMTclub.com not only touts the...