In 2026, the airports on this list stand out not just for size but for how effectively they use that space to support aviation, trade, and connectivity on a global scale.
Istanbul airport
Turkish Airlines (TK) will restart flights between Istanbul Airport (IST) and Dubai International Airport (DXB) beginning June 8, restoring one of the busiest international air links connecting Turkey and the United Arab Emirates (UAE).
In the 2026 edition, Asian airports again dominate the very top, while Europe remains highly competitive and North America manages one place in the top ten.
Turkish Airlines (TK) has announced a wide-ranging network adjustment for the northern summer 2026 schedule, gradually suspending services to multiple international destinations.
iGA Istanbul Airport (IST) has expanded its Northern European connectivity as Scandinavian Airlines (SK) or SAS launched direct flights from Copenhagen Airport (CPH) on March 27, 2026.
Kuwait Airways (KU) will resume scheduled flights between Kuwait City (KWI) and Istanbul Airport (IST) via Dammam (DMM) starting April 1, marking a strategic return to a key international route.
Turkish Airlines has unveiled its 500th aircraft at Istanbul Airport, marking a major fleet milestone and launching its next expansion phase toward a 1,000-aircraft future.
Turkish Airlines (TK) has confirmed a significant expansion of its China services for the upcoming Northern Summer 2026 season, maintaining and increasing weekly flights on its major China routes.
Turkish Airlines (TK) announced a landmark investment of 100 billion Turkish liras (over $2.3 billion) to build what it calls the world’s largest cargo terminal and an in‑flight catering facility
Turkish Airlines (TK) has officially resumed scheduled service from Istanbul Airport (IST), Türkiye to Sulaymaniyah International Airport (ISU), Iraq, re-establishing a direct air link that was suspended in April 2023.