Two carriers entered the freighter market and began commercial flights in the first half of 2026 using 737-400s. Sin-Kung Airways, the in-house carrier of Malaysia-based Sin-Kung Logistics, operated its first flight in April after leasing a 1998-vintage 737-400SF (29204) in 2025. Sin-Kung Logistics launched the airline that year by acquiring the AOC of passenger charter […]



