CKS256 is operated by UMB BANK NA TRUSTEE between Incheon International Airport (RKSI) and Hong Kong International Airport (VHHH). The flight is most often flown by a BOEING Boeing 777-200LRF/LR. Typical block time is 5h 48m. SkyMeter has observed 43 legs of this flight number via ADS-B.

✈
FLIGHTS
43
last 90 days
⏱
AVG DURATION
5h 48m
tracked time
📅
SERVICE PERIOD
7/5/2025 → 8/10/2026
first → last seen
🗺
ROUTES / TYPES
13 / 1
city pairs · airframes
⚠
INCIDENT RATE
2.3%
1 flagged

Routes flown

By count · last 90 days

9
RKSI → VHHH
12
avg 3h 15m · Incheon → Hong Kong
KLAX → RKSI
9
avg 12h 23m · Los Angeles → Incheon
KMIA → KLAX
9
avg 4h 44m · Miami → Los Angeles
KMIA → KCVG
2
avg 2h 2m · Miami → Cincinnati Northern Kentucky
KCVG → PANC
1
avg 6h 18m · Cincinnati Northern Kentucky → Ted Stevens Anchorage
KCVG → KHHR
1
avg 3h 54m · Cincinnati Northern Kentucky → Jack Northrop Field Hawthorne
PANC → VHHH
1
avg 10h 37m · Ted Stevens Anchorage → Hong Kong
RKSI → ZGNT
1
avg 2h 58m · Incheon → Shenzhen Nantou Heliport
KCVG → KLAX
1
avg 4h 6m · Cincinnati Northern Kentucky → Los Angeles

Aircraft types

Equipment used on this number

1
B77L BOEING Boeing 777-200LRF/LR
46

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
1
Rejected TO
0
Stall warnings
0
Overspeeds
0
Runway excursion
0
Counts represent flights with at least one occurrence of each flag, not the total event count. See /incidents for individual events.

Recent flights

Newest 30 operations of CKS256

30
N776CKBOEING Boeing 777-200LRF/LR
→
8/10/2026
3h 5m
No alerts
Replay Analysis
N776CKBOEING Boeing 777-200LRF/LR
→
8/10/2026
12h 13m
No alerts
Replay Analysis
N776CKBOEING Boeing 777-200LRF/LR
→
8/9/2026
4h 5m
No alerts
Replay Analysis
N775CKBOEING Boeing 777-200LRF/LR
→
8/3/2026
3h 9m
No alerts
Replay Analysis
N775CKBOEING Boeing 777-200LRF/LR
→
8/3/2026
12h 7m
No alerts
Replay Analysis
N775CKBOEING Boeing 777-200LRF/LR
→
8/2/2026
4h 39m
No alerts
Replay Analysis
N774CKBOEING Boeing 777-200LRF/LR
→
7/27/2026
3h 9m
No alerts
Replay Analysis
N774CKBOEING Boeing 777-200LRF/LR
→
7/27/2026
12h 26m
No alerts
Replay Analysis
N774CKBOEING Boeing 777-200LRF/LR
→
7/26/2026
4h 27m
No alerts
Replay Analysis
N776CKBOEING Boeing 777-200LRF/LR
→
7/21/2026
3h 20m
No alerts
Replay Analysis
N776CKBOEING Boeing 777-200LRF/LR
→
7/21/2026
2h 14m
△ Low approach-stability score
Replay Analysis
N776CKBOEING Boeing 777-200LRF/LR
→
7/20/2026
1h 10m
No alerts
Replay Analysis
N776CKBOEING Boeing 777-200LRF/LR
→
7/20/2026
4h 22m
No alerts
Replay Analysis
N774CKBOEING Boeing 777-200LRF/LR
→
7/13/2026
3h 32m
No alerts
Replay Analysis
N774CKBOEING Boeing 777-200LRF/LR
→
7/13/2026
2h 15m
No alerts
Replay Analysis
N774CKBOEING Boeing 777-200LRF/LR
→
7/12/2026
4h 35m
No alerts
Replay Analysis
N775CKBOEING Boeing 777-200LRF/LR
→
7/6/2026
3h 11m
No alerts
Replay Analysis
N775CKBOEING Boeing 777-200LRF/LR
→
7/6/2026
2h 12m
No alerts
Replay Analysis
N775CKBOEING Boeing 777-200LRF/LR
→
7/5/2026
4h 44m
No alerts
Replay Analysis
N773CKBOEING Boeing 777-200LRF/LR
→
6/29/2026
3h 33m
No alerts
Replay Analysis
N773CKBOEING Boeing 777-200LRF/LR
→
6/29/2026
12h 30m
No alerts
Replay Analysis
N773CKBOEING Boeing 777-200LRF/LR
→
6/28/2026
3h 53m
No alerts
Replay Analysis
N773CKBOEING Boeing 777-200LRF/LR
→
6/28/2026
2h 1m
No alerts
Replay Analysis
N774CKBOEING Boeing 777-200LRF/LR
→
6/22/2026
3h 14m
No alerts
Replay Analysis
N774CKBOEING Boeing 777-200LRF/LR
→
6/22/2026
12h 12m
No alerts
Replay Analysis
N774CKBOEING Boeing 777-200LRF/LR
→
6/21/2026
4h 6m
No alerts
Replay Analysis
N774CKBOEING Boeing 777-200LRF/LR
→
6/21/2026
2h 3m
No alerts
Replay Analysis
N795CKBOEING Boeing 777-200LRF/LR
→
6/19/2026
10h 2m
No alerts
Replay Analysis
N795CKBOEING Boeing 777-200LRF/LR
→
6/18/2026
10h 37m
No alerts
Replay Analysis
N795CKBOEING Boeing 777-200LRF/LR
→
6/18/2026
34m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window