50% (or 100%) Redeemable Miles Bonus on US Airways through December 15

US Airways is offering double (redeemable, not elite qualifying) miles through December 15, 2010 when paying by Mastercard. If you use a US Airways Mastercard you actually get a 100% bonus. Only tickets purchased after registering are eligible for the bonus.

The promo code, auto-filled in at the link, is MCQ4.

About Gary Leff

Gary Leff is one of the foremost experts in the field of miles, points, and frequent business travel - a topic he has covered since 2002. Co-founder of frequent flyer community InsideFlyer.com, emcee of the Freddie Awards, and named one of the "World's Top Travel Experts" by Conde' Nast Traveler (2010-Present) Gary has been a guest on most major news media, profiled in several top print publications, and published broadly on the topic of consumer loyalty. More About Gary »

More articles by Gary Leff »



  1. Hmm… I’m getting a “The promotion you’re trying to access might be invalid or might have expired. Please check the URL you entered and try again.”

Leave a Reply

Your email address will not be published. Required fields are marked *