CPA421 is operated by between Taiwan Taoyuan International Airport (RCTP) and Hong Kong International Airport (VHHH). The flight is most often flown by a BOEING Boeing 777-300. Typical block time is 1h 39m. SkyMeter has observed 82 legs of this flight number via ADS-B.
✈
FLIGHTS
82
last 90 days
⏱
AVG DURATION
1h 39m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 08/19/2026
first → last seen
🗺
ROUTES / TYPES
4 / 5
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged
Routes flown
By count · last 90 days
Aircraft types
Equipment used on this number
Safety profile
Flagged flights · last 90 days
Go-arounds
0
Unstable approach
0
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 CPA421
08/17/2026
1h 29m
No alerts
© SkyMeter ·
All flight data subject to ODbL attribution
·
Tracked: 90-day window