T’way Air expands transit network to boost regional airports

T’way Air is expanding international transit services beyond Daegu to Jeju, accelerating a strategy to turn regional airports into global hubs, the budget carrier said Friday. The airline said it began connecting international transit services at Jeju International Airport on April 1, following an earlier launch at Daegu International Airport on April 7, 2025. At Daegu International Airport, the service — the first of its kind by a Korean carrier — has handled about 4,000 transit passengers in its first year, with monthly traffic surpassing 1,000 in March, the airline said. Routes linking Daegu with Taipei, Osaka and Tokyo’s Narita have driven demand, while streamlined transfers have reduced the need for another check-in and eased entry procedures for foreign travelers, the carrier added. Building on that momentum, the airline said it is now operating transit routes such as Singapore-Jeju-Fukuoka, becoming the only carrier currently offering international transit on Japan’s southern resort island. The expansion effectively revives Jeju’s role as a transit hub after similar ser