Jeju Air to Launch Incheon to Sendai Flights
The new route between Korea and Japan will begin service on January 8, 2027.
Updated on Oct. 23, 2026 in Asia
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Jeju Air will begin operating three weekly flights between Incheon and Sendai starting on January 8, 2027. The airline is launching the new service to address growing travel demand for smaller Japanese cities.
Why it matters
The route expansion follows a significant increase in demand for travel to Japan. Jeju Air aims to capitalize on this trend by increasing its footprint beyond major metropolitan hubs.
Passenger traffic on Japanese routes grew by 29% in the first three quarters of 2026 compared to the same period in 2025. Jeju Air currently operates 16 routes to Japan and is offering up to 20% discounts on airfare until November 8.
The players
Jeju Air
A South Korean low-cost carrier that operates a network of domestic and international flights.
The details
Flights will run on Wednesdays, Fridays, and Sundays, departing Incheon at 8:35 a.m. and arriving in Sendai at 10:30 a.m. Return flights are scheduled to depart Sendai at 11:30 a.m., reaching Incheon at 2:40 p.m.
Timeline
November 8, 2026: Discount coupon promotion ends.
January 8, 2027: New Incheon-Sendai route commences.
Travel Outlook
The launch of the Sendai route follows the pattern of growth established by the 29% increase in passenger traffic on Japanese routes reported in 2026. This expansion reflects a broader strategy by regional carriers to service smaller Japanese cities amid surging demand.
Travelers looking to save on the new route can utilize promotional coupons offering up to 20% off airfare until November 8. Planning ahead for the Wednesday, Friday, or Sunday service can help secure better rates for travel between Incheon and Sendai.
The takeaway
Travelers should monitor promotional windows to take advantage of introductory offers before the route begins service. Expanding service to secondary cities often provides more accessible travel options for those looking to explore beyond major tourist centers.
Further reading
Learn more about the latest developments in Asia.
Source note: This article includes information reported by 조선일보.
Live Poll
Do you plan to visit smaller Japanese cities if more direct flight routes become available?
