HL8399

A21NAIRBUS Airbus A321 Neo

· ICAO24 71c399· last seen 1d ago

HL8399 is a AIRBUS Airbus A321 Neo. SkyMeter has tracked 256 flights totalling 1,243 hours of airtime via ADS-B across 31 callsigns. The most frequent segment is RKSI to RKSI. Service window in our records spans 58 days. Of those flights, 30 (11.7%) carry at least one detected incident — go-around, unstable approach, stall warning, or runway excursion.

✈
FLIGHTS
256
all time
⏱
FLOWN HOURS
1,243
tracked time
📍
AIRPORTS VISITED
6
unique
📡
CALLSIGNS
31
13 routes
📅
SERVICE PERIOD
04/06/2026 → 06/03/2026
first → last
⚠
INCIDENT RATE
11.7%
30 flagged

Top routes

By flight count

9
RKSI → RKSI
30
RKSI → VHHH
18
VHHH → RKSI
17
RKSI → VTBS
10
VTBS → RKSI
10
RJBB → RKSI
7
RKSI → RJBB
6
RKSI → RJCC
4
RJCC → RKSI
4

Flight numbers

Most-flown by this airframe

10
AAR722 18
AAR721 18
AAR743 15
AAR756 13
AAR744 10
AAR736 8
AAR755 6
AAR117 5
AAR118 5
AAR174 4

Aircraft specifications

AIRBUS Airbus A321 Neo

Engines
Twin Jet
Vref (approach)
136 kt
MTOW
209,439 lb
Wingspan
118 ft
Length
146 ft
Wake category
Medium

Recent flights

Newest 50 operations of HL8399

50
AAR743AIRBUS Airbus A321 Neo
→
06/03/2026
38m
No alerts
Replay Analysis
AAR744AIRBUS Airbus A321 Neo
→
06/02/2026
2h 20m
No alerts
Replay Analysis
AAR744AIRBUS Airbus A321 Neo
→
06/02/2026
53m
No alerts
Replay Analysis
AAR744AIRBUS Airbus A321 Neo
→
06/02/2026
5h 39m
No alerts
Replay Analysis
AAR743AIRBUS Airbus A321 Neo
→
06/02/2026
46m
No alerts
Replay Analysis
AAR743AIRBUS Airbus A321 Neo
→
06/02/2026
3h 42m
No alerts
Replay Analysis
AAR743AIRBUS Airbus A321 Neo
→
06/02/2026
19m
No alerts
Replay Analysis
AAR743AIRBUS Airbus A321 Neo
→
06/01/2026
5h 40m
No alerts
Replay Analysis
AAR743AIRBUS Airbus A321 Neo
→
06/01/2026
45m
No alerts
Replay Analysis
AAR744AIRBUS Airbus A321 Neo
→
06/01/2026
2h 35m
No alerts
Replay Analysis
AAR744AIRBUS Airbus A321 Neo
→
06/01/2026
44m
No alerts
Replay Analysis
AAR744AIRBUS Airbus A321 Neo
→
06/01/2026
5h 49m
No alerts
Replay Analysis
AAR743AIRBUS Airbus A321 Neo
→
06/01/2026
43m
No alerts
Replay Analysis
AAR743AIRBUS Airbus A321 Neo
→
06/01/2026
3h 41m
No alerts
Replay Analysis
AAR743AIRBUS Airbus A321 Neo
→
06/01/2026
19m
No alerts
Replay Analysis
AAR743AIRBUS Airbus A321 Neo
→
05/31/2026
5h 31m
No alerts
Replay Analysis
AAR743AIRBUS Airbus A321 Neo
→
05/31/2026
42m
No alerts
Replay Analysis
AAR756AIRBUS Airbus A321 Neo
→
05/29/2026
10h 1m
No alerts
Replay Analysis
AAR722AIRBUS Airbus A321 Neo
→
05/29/2026
3h 15m
No alerts
Replay Analysis
AAR721AIRBUS Airbus A321 Neo
→
05/29/2026
3h 22m
△ Unstable
Replay Analysis
AAR756AIRBUS Airbus A321 Neo
→
05/28/2026
10h 12m
No alerts
Replay Analysis
AAR340AIRBUS Airbus A321 Neo
→
05/28/2026
5h 12m
No alerts
Replay Analysis
AAR736AIRBUS Airbus A321 Neo
→
05/27/2026
11h 55m
△ Unstable
Replay Analysis
AAR722AIRBUS Airbus A321 Neo
→
05/27/2026
3h 27m
No alerts
Replay Analysis
AAR721AIRBUS Airbus A321 Neo
→
05/27/2026
3h 12m
△ Unstable
Replay Analysis
AAR736AIRBUS Airbus A321 Neo
→
05/26/2026
12h 4m
No alerts
Replay Analysis
AAR173AIRBUS Airbus A321 Neo
→
05/26/2026
2h 31m
No alerts
Replay Analysis
AAR174AIRBUS Airbus A321 Neo
→
05/26/2026
2h 24m
No alerts
Replay Analysis
AAR756AIRBUS Airbus A321 Neo
→
05/25/2026
10h 48m
No alerts
Replay Analysis
AAR756AIRBUS Airbus A321 Neo
→
05/24/2026
10h 25m
No alerts
Replay Analysis
AAR722AIRBUS Airbus A321 Neo
→
05/24/2026
3h 20m
No alerts
Replay Analysis
AAR721AIRBUS Airbus A321 Neo
→
05/24/2026
3h 16m
△ Unstable
Replay Analysis
AAR117AIRBUS Airbus A321 Neo
→
05/23/2026
1h 41m
No alerts
Replay Analysis
AAR118AIRBUS Airbus A321 Neo
→
05/23/2026
1h 21m
No alerts
Replay Analysis
AAR744AIRBUS Airbus A321 Neo
→
05/22/2026
30m
No alerts
Replay Analysis
AAR744AIRBUS Airbus A321 Neo
→
05/22/2026
38m
No alerts
Replay Analysis
AAR744AIRBUS Airbus A321 Neo
→
05/22/2026
3h 37m
No alerts
Replay Analysis
AAR743AIRBUS Airbus A321 Neo
→
05/22/2026
34m
No alerts
Replay Analysis
AAR743AIRBUS Airbus A321 Neo
→
05/22/2026
22m
No alerts
Replay Analysis
AAR743AIRBUS Airbus A321 Neo
→
05/22/2026
3h 46m
No alerts
Replay Analysis
AAR743AIRBUS Airbus A321 Neo
→
05/21/2026
5h 22m
No alerts
Replay Analysis
AAR743AIRBUS Airbus A321 Neo
→
05/21/2026
30m
No alerts
Replay Analysis
AAR756AIRBUS Airbus A321 Neo
→
05/21/2026
2h 18m
No alerts
Replay Analysis
AAR117AIRBUS Airbus A321 Neo
→
05/20/2026
1h 56m
No alerts
Replay Analysis
AAR118AIRBUS Airbus A321 Neo
→
05/20/2026
1h 20m
No alerts
Replay Analysis
AAR744AIRBUS Airbus A321 Neo
→
05/20/2026
2h 36m
No alerts
Replay Analysis
AAR744AIRBUS Airbus A321 Neo
→
05/20/2026
32m
No alerts
Replay Analysis
AAR744AIRBUS Airbus A321 Neo
→
05/20/2026
5h 34m
No alerts
Replay Analysis
AAR743AIRBUS Airbus A321 Neo
→
05/20/2026
43m
No alerts
Replay Analysis
AAR743AIRBUS Airbus A321 Neo
→
05/20/2026
3h 43m
No alerts
Replay Analysis
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