Korean Air and Asiana are merging, but the big question is: how will our miles convert? A 1:1 ratio sounds fair, but differences in how miles were earned—especially via credit cards—make it tricky. Some suggest a 1:0.9 conversion to balance things out. The official plan is due by June, and frequent flyers are on edge. Have you ever navigated a mileage merger? What was your experience?
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