📍 Cheongju International Airport/Cheongju Air Base (K-59/G-513)
🌍 South Korea
🕐 GMT 9
📐 Latitude: 36.717008
📐 Longitude: 127.498741
Jeju (CJU)
📍 Jeju International Airport
🌍 South Korea
🕐 GMT 9
📐 Latitude: 33.51129913330078
📐 Longitude: 126.49299621582031
✈ Distance: Cheongju,South Korea to Jeju,South Korea — 368.00 km
📅 Results on this page are loaded for 11 Apr 2026. Click View all flights for the complete live search.
Cheongju to Jeju — what to expect when booking
The CJJ–CJU route is served by multiple carriers throughout the year.
Fares on this route can move quickly — a price available now may not be there 30 minutes later.
If your dates are flexible, try shifting your departure by a day or two using the date strip above.
Mid-week departures often show lower base fares compared to weekend starts on many routes.
The distance between Cheongju,South Korea and Jeju,South Korea is approximately
368.00 km.
Before you book
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❓ Frequently asked questions — Cheongju to Jeju flights
Generally yes — fares on most routes are most competitive around 4–6 weeks before departure. Booking earlier usually means better availability and a lower base fare when your dates are fixed.
The straight-line distance between Cheongju,South Korea (CJJ) and Jeju,South Korea (CJU) is approximately 368.00 km. Actual flying distance may vary slightly depending on routing.
Non-stop availability on this route varies by airline schedule and season. Use the filters below to quickly check whether direct options are available on your selected date.
Mid-week departures often show lower prices than weekend travel on many routes. Use the date strip above to compare nearby days quickly.
