Flights operate between Cheongju (CJJ) and Jeju-si (CJU).
4 airlines operate this route with 19-22 flights daily flights.
Average flight time is 1h 05m - 1h 15m.
Route distance is 230 miles (370 km).
Route Distance
230 miles (370 km)
Average Duration
1h 05m - 1h 15m
Airlines Operating This Route
Eastar Jet, T´Way Air, Korean Air, Asiana
Flight Frequency
Daily Flights
19-22 flights
Weekly Flights
143
Typical Departure Time Ranges
Earliest Departure
06:50
Latest Departure
19:55
Flight Schedule & Filters
Flight Schedule Calendar
Loading calendar...
Direct (non-stop) flights from Cheongju-si (CJJ) to Jeju-si (CJU)
Direct (non-stop) flights operate between Cheongju-si (CJJ) and Jeju-si (CJU). This popular route is operated by 6 airlines, offering multiple daily departures.• Flight Duration: 1h 05m - 1h 15m (average flight time)• Distance: 230 miles (370 km) (air miles between airports)• Daily Flights: 19-22 flights (scheduled departures per day)
Cheongju-si (CJJ)
KR
Jeju-si (CJU)
KR
FLIGHT TIME
1h 05m - 1h 15m
FLIGHT DISTANCE
230 miles (370 km)
1h 10m - 1h 15m
06:50
19:55
230 miles (370 km)
January
6 (Show)
143
Flight Schedule
Loading calendar...
Airlines with direct flights from Cheongju-si (CJJ) to Jeju-si (CJU)
Weather at Jeju-si (CJU)
Weather & Climate at Jeju-si (CJU)
17.0°C
Avg Temperature150mm
Avg Rainfall14.6km/h
Avg Wind Speed77%
Avg HumidityBest Months to Visit
Challenging Months
12-Month Weather Overview
Wind Speed by Month
Humidity by Month
Booking Insights
Best Time to Book Flights to Jeju-si (CJU)
Best Booking Window
Book 2-3 months in advance for best prices
Booking Tip
Avoid booking during extreme weather months for better deals
Peak Travel Months
Expect higher prices and more crowds during these months. Book early to secure better rates.
Recommended Months
These months offer the best balance of weather, prices, and availability.
Monthly Booking Recommendations
Price Trends
Flight Price Trends for Jeju-si (CJU)
Cheapest Months to Fly
Book flights during these months for the best deals and lowest prices.
Most Expensive Months
Prices are typically highest during these months. Consider booking well in advance or choosing alternative dates.
Price Trend Analysis
Prices are typically lower during shoulder seasons
Monthly Price Trends
Frequently Asked Questions
Do flights operate between CJJ and CJU?
Yes. 22 direct flights operate between Cheongju (CJJ) and Jeju City (CJU).
Which airlines operate this route?
4 airlines operate this route: Eastar Jet, T´Way Air, Korean Air, Asiana.
How many flights operate daily?
19-22 flights flights operate daily on this route.
What is the average flight duration?
The average flight duration is 1h 05m - 1h 15m.
Is this route operated year-round?
This route operates with 19-22 flights daily flights.
Route data verified regularly by Triposia Travel Research Team.