Heated or cooled seats. Ultra-high-definition TV screens. Benches. Convertible beds. All-aisle access. And of course, the coveted privacy door. Ever-more luxurious first- and business-class cabins ...

Delta Air Lines Delta has 39 Type 75D Boeing 757-200s fitted with 20 Domestic First business class seats, 29 Comfort+ seats, and 150 economy seats. It also has 12 Type 75H 757-200s with the same ...

Delta Air Lines announced in January that it would add eight more first class seats on its Airbus A350 fleet. The Atlanta-based carrier also recently rolled out new premium seats on its Boeing 737 ...

Boeing and Airbus say installations of new seats are holding up aircraft deliveries. Supply chain issues and certification of new first- and business-class seat ... For example, Delta Air Lines ...