Flying in style just got more affordable with Delta Airlines, with First Class upgrades now available for as little as $26 more than Main Cabin fares. But while the new upgrade costs may seem ...

Flying first class once meant showers of Champagne and cold caviar. Now, it's a Shake Shack burger, hold the fries. Iain Bagwell/Delta Digging into fast food faves is now an unexpected first-class ...

Delta Air Lines Inc. will offer Shake Shack Inc. burgers to first class passengers on longer flights departing from New York’s LaGuardia Airport starting on Tuesday. The burgers - which feature an ...