Jeju City, Seoul Gimpo Intl, and Incheon Intl are the top three Jin Air airports based on our airline data. This may change if Jin Air makes updates to their flight routes due to supply and demand.
A flight from Seoul Gimpo Intl to Jeju City, which has 0 stops, is S$ 37 which is the least expensive round-trip domestic flight that Jin Air offers. For a one-way domestic Jin Air flight, the cheapest route is Seoul Gimpo Intl to Jeju City (0 stops) for S$ 19.
Jin Air does not have flights from Singapore Changi at the moment. There are scheduled flights with Jin Air out of Phuket City though (if you don’t mind flying from this airport). Flying with Air Astana is recommended if you still want to fly from Singapore Changi.