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CJU Airport - Jeju International Airport

Cheju, South Korea. Departures peak at 09:00 local, averaging 28.3 flights per hour.

Window: last 60 days. Last refreshed: 2026-07-26. Schedule coverage: 5 days observed.

Peak departure hour
09:00
28.3 flights/hr
Quietest active hour
06:00
3 flights/hr
Traffic score
82/100
Relative volume

Departures by hour (local time)

Avg per day, last 60 days
0003060912151821

Total: 297.7 avg departures per day.

Weekday vs weekend departure pattern

Weekday avg per hour
0003060912151821
Weekend avg per hour
0003060912151821

Arrivals by hour (local time)

Avg per day, last 60 days
0003060912151821

Peak arrival hour: 08:00 local (26.3 flights/hr). Total: 284.3 avg arrivals/day.

Top airlines

  1. 1. Korean Air (KE) 179
  2. 2. Jin Air (LJ) 120
  3. 3. Jeju Air (7C) 108
  4. 4. Asiana Airlines, (OZ) 108
  5. 5. T'Way Air (TW) 87

Top destinations

  1. 1. 🇰🇷 Seoul (GMP) 300
  2. 2. 🇰🇷 Busan (PUS) 152
  3. 3. 🇰🇷 Chongju (CJJ) 80
  4. 4. 🇰🇷 Kwangju (KWJ) 50
  5. 5. 🇰🇷 Daegu (TAE) 47

Frequently asked

What's the busiest hour for departures at CJU?
Departures from Jeju International Airport peak at 09:00 local time, averaging 28.3 flights per hour over the past 60 days.
What's the quietest hour to fly out of CJU?
The quietest hour with regular service is 06:00 local time, averaging 3 flights per hour.
Which airline operates the most flights from CJU?
Korean Air (KE) is the largest operator at Jeju International Airport, with 179 observed departures in the past 60 days.
What's the most popular destination from CJU?
Seoul (GMP) is the most-flown destination, with 300 observed departures in the past 60 days.

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