Flights more than 8,000 miles in length most definitely fall into the 'ultra-long-haul' category. The longest commercial flight in the world is currently operated by Singapore Airlines between Singapore Changi Airport (SIN) and New York John F. Kennedy International Airport (JFK), coming in at a total of 9,537 miles in length.

Singapore Airlines will debut all-new Business and First Class seats on its long-haul Airbus A350 jets from 2026.

In a bid to elevate its premium offerings on the world's longest flights, Singapore Airlines announced it will add new first-class cabins to its Airbus A350-900ULR aircraft. This $835 million retrofit will equip seven ultra-long-range A350s with four first-class suites each,

Singapore Airlines announced Monday its long-haul and ultra-long-haul Airbus A350-900 planes will undergo an interior makeover. The initiative will cost more than $834 million.

Singapore Airlines will spend 1.1 billion Singapore dollars ($834.66 million) to upgrade all classes on its 41 Airbus A350-900 long-haul and ultra-long-range planes by the end of 2030, the airline said on Monday.

Singapore Airlines will spend 1.1 billion Singapore dollars (US$834.66 million) to upgrade all classes on its 41 Airbus A350-900 long-haul and ultra-long-range planes by the end of 2030, the airline said on Monday.

Singapore International Airlines will renovate cabins, seats and in-flight entertainment systems on 41 airbuses.