Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

ESR721

Operated by Eastar Jet

Live map

Live map filtered to ESR721. Shown when the flight is currently airborne.

Route airports View route page →

Departure

CJJ RKTU VFR

Cheongju International Airport/Cheongju Air Base (K-59/G-513)

Cheongju, KR

Local time
19:05 GMT+9
Timezone
Asia/Seoul
Type
Large Airport
Elevation
191 ft
Coordinates
36.7156, 127.5003

cloud Weather

Wind
310° / 7 kt
Visibility
6 SM
Ceiling
CAVOK
Temp / Dew
30°C / 17°C
Altimeter
29.76 inHg

Obs: 2026-06-28T09:01:00.000Z

Raw METAR / TAF 
SPECI RKTU 280901Z 31007KT CAVOK 30/17 Q1008 RMK RWY CHG TO 24 AT 1755

TAF RKTU 280500Z 2806/2912 09006KT 9999 SCT030 TN18/2821Z TX33/2906Z

Arrival

CJU RKPC VFR

Jeju International Airport

Jeju City, KR

Local time
19:05 GMT+9
Timezone
Asia/Seoul
Type
Large Airport
Elevation
118 ft
Coordinates
33.5121, 126.4925

cloud Weather

Wind
310° / 5 kt
Visibility
6 SM
Ceiling
FEW 4,500 ft
Temp / Dew
24°C / 20°C
Altimeter
29.82 inHg

Obs: 2026-06-28T09:00:00.000Z

Raw METAR / TAF 
METAR RKPC 280900Z 31005KT 260V350 9999 FEW045 24/20 Q1010 NOSIG

TAF RKPC 280500Z 2806/2912 33006KT CAVOK TN19/2820Z TX26/2905Z BECMG 2810/2812 17005KT 6000 SCT025 TEMPO 2820/2822 07005KT 0800 FG BKN003 BECMG 2823/2901 03008KT SCT005 BECMG 2904/2906 33006KT CAVOK BECMG 2910/2912 21006KT

Recent history last 15

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-30 71C549 CJJ → CJU May 30, 02:35 UTCMay 30, 02:50 UTC15m - -
2026-05-28 71C507 CJJ → CJU May 28, 03:05 UTCMay 28, 03:20 UTC15m - -
2026-05-23 71C549 - May 23, 02:40 UTCMay 23, 03:00 UTC20m - -
2026-05-21 71C549 - May 21, 02:30 UTCMay 21, 02:50 UTC20m - -
2026-05-16 71C549 - May 16, 02:35 UTCMay 16, 02:55 UTC20m - -
2026-05-14 71C549 - May 14, 02:40 UTCMay 14, 03:05 UTC25m - -
2026-05-09 71C549 - May 9, 02:30 UTCMay 9, 03:00 UTC30m - -
2026-05-07 71C374 - May 7, 02:40 UTCMay 7, 03:10 UTC30m - -
2026-05-05 71C700 - May 5, 02:50 UTCMay 5, 03:20 UTC30m - -
2026-05-02 71C700 - May 2, 02:40 UTCMay 2, 03:05 UTC25m - -
2026-04-30 71C507 - Apr 30, 02:40 UTCApr 30, 03:05 UTC25m - -
2026-04-25 71C374 - Apr 25, 02:35 UTCApr 25, 03:05 UTC30m - -
2026-04-23 71C545 - Apr 23, 02:35 UTCApr 23, 03:05 UTC30m - -
2026-04-18 71C507 - Apr 18, 02:35 UTCApr 18, 03:05 UTC30m - -
2026-04-16 71C507 - Apr 16, 02:34 UTCApr 16, 03:00 UTC25m - -

Performance history

Flights tracked
15
Avg arrival delay
-
On-time arrival
-
Aircraft used
5

Monthly activity 2 months

Month Flights tracked
May 2026 10
April 2026 5

ESR721 frequently asked

Where does flight ESR721 fly?
ESR721 (Eastar Jet) flies from CJJ to CJU. View the full route page.
How long is flight ESR721?
Based on observed flights, ESR721 takes on average 25m from takeoff to landing.
How often does ESR721 fly?
ESR721 has been observed flying several times a week in our tracking data. We've recorded 15 flights under this callsign.
What aircraft operates flight ESR721?
ESR721 has been operated by 5 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track ESR721 live?
Yes. When ESR721 is currently airborne, the live tracker map above shows its real-time position from ADS-B broadcasts. If the map is empty, the flight is not currently in the air.