South Korea’s low-cost airline sector is set for a major transformation as Jin Air, Air Busan and Air Seoul prepare to merge under the Jin Air brand on March 17, 2027.
The consolidation will create South Korea’s largest low-cost carrier, operating a fleet of 58 aircraft. The merger is part of the broader restructuring of the country’s aviation industry following Korean Air’s planned acquisition of Asiana Airlines.
The integration is expected to bring the three airlines under a single brand, creating a larger and potentially more competitive low-cost carrier with an expanded network and fleet.
The transaction remains subject to regulatory approval and the integration of the airlines’ Air Operator Certificates (AOCs), a process that will be required before the combined operation can function as a single carrier.
Part of broader aviation restructuring
The planned merger is closely linked to Korean Air’s acquisition of Asiana Airlines, which has prompted changes across the airline group’s affiliated carriers.
Jin Air, Air Busan and Air Seoul currently operate as separate airlines, with each maintaining its own brand and operational structure. Bringing them together is expected to streamline operations and establish a unified low-cost airline under the Jin Air name.
The combined carrier’s fleet of 58 aircraft would give it a significant presence in South Korea’s budget airline market.
A new era for Korean low-cost aviation
The merger could also reshape competition among South Korea’s low-cost carriers. A larger fleet and unified network may allow the new Jin Air to improve operational efficiency, strengthen connectivity and compete more effectively on domestic and international routes.
For passengers, the consolidation could eventually result in a broader range of destinations and a more integrated network, although the precise changes to routes, schedules and services will depend on the integration process.
With the planned March 2027 launch approaching, regulatory approval and the successful integration of the three airlines’ operating certificates will be key milestones.
If completed as planned, the merger will mark one of the most significant consolidations in South Korea’s low-cost airline sector and establish Jin Air as the country’s largest LCC.


