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

Less pricey than business class but more comfortable than the main cabin or basic economy, Delta Air Lines' Comfort+ seats offer travelers an affordable upgrade option. Travelers with a Comfort+ ...

Delta Air Lines has said it expects record profits ... with Baby Boomers preferring first- and business-class seats. While some US carriers struggled last year as an abundance of seats and flights ...