The best business-class seats — including closed-door seats, lie-flat seats, and next-level amenities — in the sky right now.

Qatar Airways currently offers a first-class cabin on its Airbus A380, which operates on some ... while more spacious than the business-class seats, is fairly dated compared to the offerings ...

"Qatar's A380 cabins are sleek and comfortable," said travel blogger Ben Schlappig, who runs website One Mile at a Time and has flown first class on Qatar more than once. "The seats are fully flat ...