What is the cheapest month to fly from Cheongju to Jeju?

Based on current 6-month forward fare data, August 2026 is the cheapest month to fly from Cheongju (CJJ) to Jeju (CJU), with fares starting from $15.

What is the lowest current fare from CJJ to CJU?

The lowest currently-listed fare from Cheongju (CJJ) to Jeju (CJU) is $15 on 2026-08-31.

How long is the flight from Cheongju to Jeju?

Direct flights from CJJ to CJU cover approximately 369 km (229 miles), with an estimated flight time of 26m. Operating airlines: 7C, KE, LJ, OZ, TW, ZE.

Cheap flights from Cheongju to Jeju

Cheapest current fares: $15 in August 2026, 369 km direct flight in ~26m.

Last updated August 11, 2026 · By Flightmaps Editorial

Cheapest month-by-month fares

Lowest available fare per calendar month from Cheongju (CJJ) to Jeju (CJU). Refreshed daily.

Cheongju (CJJ) → Jeju (CJU)

August 2026 $15
September 2026 $15

Frequently asked questions

What is the cheapest month to fly from Cheongju to Jeju?

Based on current 6-month forward fare data, August 2026 is the cheapest month to fly from Cheongju (CJJ) to Jeju (CJU), with fares starting from $15.
What is the lowest current fare from CJJ to CJU?

The lowest currently-listed fare from Cheongju (CJJ) to Jeju (CJU) is $15 on 2026-08-31.
How long is the flight from Cheongju to Jeju?

Direct flights from CJJ to CJU cover approximately 369 km (229 miles), with an estimated flight time of 26m. Operating airlines: 7C, KE, LJ, OZ, TW, ZE.

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