NCR
NCR421 is a flight number operated by AC SPE 3 LLC between Yokota Air Base (RJTY) and Don Mueang International Airport (VTBD). SkyMeter last tracked NCR421 on September 21, 2026. The flight is most often flown by a BOEING Boeing 747-400. Typical block time is 3h 13m. SkyMeter has observed 2 legs of this flight number via ADS-B.
SkyMeter tracks historical flight activity from ADS-B data — this is not a live gate-to-gate status feed.
✈
FLIGHTS
2
last 90 days
⏱
AVG DURATION
3h 13m
tracked time
📅
SERVICE PERIOD
7/22/2025 → 9/21/2026
first → last seen
🗺
ROUTES / TYPES
2 / 1
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged
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 11 operations of NCR421
9/21/2026
5h 45m
No alerts
3/28/2026
2h 21m
No alerts
3/28/2026
1h 45m
No alerts
3/28/2026
2h 0m
No alerts
3/28/2026
2h 5m
No alerts
3/27/2026
7h 42m
No alerts
3/27/2026
9h 50m
No alerts
3/27/2026
5h 6m
No alerts
10/21/2025
10h 19m
No alerts
7/22/2025
3h 44m
No alerts
© SkyMeter ·
All flight data subject to ODbL attribution
·
Tracked: 90-day window