The planned merger of Jin Air, Air Busan and Air Seoul has reignited Busan’s push to host the headquarters of the integrated low-cost carrier (LCC) and build a second aviation hub outside Seoul. The issue has gained urgency, as Air Busan will soon be absorbed into Jin Air, leaving the southern port city without its own regional carrier. As Air Busan is set to disappear as a separate legal entity following the upcoming launch of the converged Jin Air in March next year, relocating the headquarters of the surviving Jin Air to Busan is emerging as the city’s last major option. However, the bid faces challenges, as Jin Air’s articles of association stipulate that its headquarters must be located in Seoul. Busan civic groups are calling for amendments to relevant laws to allow the integrated LCC to be headquartered in the southeastern city. With Gadeokdo New Airport under construction in Busan, local communities argue that a regional carrier is essential to ensuring the airport’s successful opening and early operations. The debate is also gaining political weight, as the government has