Delta Airlines debuted an overhauled fare structure that will change the way travelers book flights, earn miles and qualify ...

SkyMiles members can also earn rewards by traveling with one of Delta's partner airlines or purchasing travel-related services through any of the airline's hotel, cruise or ground transportation ...

Those miles can be redeemed for free air travel on any participating airline or cashed in for cabin upgrades and vacation packages. When you fly with Delta, you will earn Medallion Qualification ...