I sat in Delta's business class on a flight from Europe to the US. Delta One was amazing, but I was surprised by some aspects ...

After several business-class experiences on long-haul flights, Delta One and Fiji Airways are my favorites. Other airlines ...

Other airlines offer more spacious seats within business class and first class. Delta Air Lines is studying new types of airplane tickets — this time in the premium cabins at the front of the plane.

Delta Air Lines said it is in the process of testing how to segment its premium cabin, which would effectively create different tiers of business class for customers.

United Airlines and Delta Air Lines plan to offer basic business class seats, allowing travelers to pay less for fewer amenities in premium cabins, though fees could add up.

DALLAS — Armed with dollops of caviar and handfuls of Bang & Olufsen headphones, U.S. airlines are duking it out for international business-class dominance.