KE 5251 Ulsan to Jeju Flight Status

Korean Air Flight KE5251 from Ulsan Airport USN to Jeju International Airport CJU is not scheduled for today June 5th, 2026.
The last time the flight was scheduled was on March 2nd, 2026.
Check the table below for KE5251's most recent flight history:

KE 5251 Flight Status & Schedule

Date Departure Arrival Status
Mar 02 12:58 14:05
Landed
Track >
Mar 01 12:51 13:41
Landed
Track >
Feb 28 13:02 13:52
Landed
Track >
Feb 27 12:55 13:55
Landed
Track >
Feb 26 12:54 13:43
Landed
Track >

Korean Air KE 5251 Ulsan to Jeju Flight Information

Korean Air Flight KE5251 connects Ulsan, South Korea to Jeju, South Korea, taking off from Ulsan Airport USN and landing at Jeju International Airport CJU.

How long is the KE5251 flight from Ulsan to Jeju?

The average flight time from Ulsan to Jeju is 53 minutes. The flight distance is 349 km / 217 miles and the average flight speed is 397 km/h / 247 mph.

What is the On-Time Performance (OTP) of Korean Air Flight KE5251 Ulsan to Jeju?

The Airportia On-Time Performance Rating for Korean Air Flight KE5251 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight KE5251 arriving at?

Flight KE5251 arrives at Jeju International Airport (CJU) Terminal 1.

When was the latest KE5251 flight?

The latest flight took off on Monday, March 2nd, 2026 with the flight status being Landed on 14:05.

How else can the flight KE5251 be referenced as?

This Korean Air flight can also be referenced as KAL5251, KE 5251, KAL 5251.

How often is flight KE5251 delayed?

On average, 30% of all KE5251 flights are delayed. The average delay is 13 minutes.

See our KE5251 Flight Tracker above for more details.

KE5251 and Ulsan USN to Jeju CJU Flights

Other flights departing from Ulsan USN: LJ439

Other flights arriving at Jeju CJU: 7C175, LJ439, 7C173, 7C193

All flights connecting Ulsan USN to Jeju CJU.

KE5251 Korean Air Flight: Ulsan to Jeju Route Map

KE5251 Korean Air Flight Map: Ulsan to Jeju
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Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.