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

Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Ulsan (USN) to Jeju (CJU), with fares starting from $33.

What is the lowest current fare from USN to CJU?

The lowest currently-listed fare from Ulsan (USN) to Jeju (CJU) is $33 on 2026-09-15.

Direct flights from USN to CJU cover approximately 350 km (217 miles), with an estimated flight time of 25m. Operating airlines: BX, KE.

Cheapest current fares: $33 in September 2026, 350 km direct flight in ~25m.

Last updated August 2, 2026 · By Flightmaps Editorial

Lowest available fare per calendar month from Ulsan (USN) to Jeju (CJU). Refreshed daily.

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

Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Ulsan (USN) to Jeju (CJU), with fares starting from $33.
What is the lowest current fare from USN to CJU?

The lowest currently-listed fare from Ulsan (USN) to Jeju (CJU) is $33 on 2026-09-15.
How long is the flight from Ulsan to Jeju?

Direct flights from USN to CJU cover approximately 350 km (217 miles), with an estimated flight time of 25m. Operating airlines: BX, KE.

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