LYM421 is a flight number operated by CBG LLC between Denver International Airport (KDEN) and Riverton Regional Airport (KRIW). SkyMeter last tracked LYM421 on September 12, 2026. The flight is most often flown by a FAIRCHILD SWEARINGEN Swearingen SA-227AT Merlin 4. Typical block time is 1h 22m. SkyMeter has observed 5 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
5
last 90 days
⏱
AVG DURATION
1h 22m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 9/12/2026
first → last seen
🗺
ROUTES / TYPES
3 / 1
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 LYM421
9/12/2026
1h 17m
No alerts
9/12/2026
1h 12m
No alerts
9/10/2026
2h 2m
No alerts
9/5/2026
1h 15m
No alerts
8/22/2026
1h 5m
No alerts
2/16/2026
1h 29m
No alerts
2/16/2026
1h 29m
No alerts
1/11/2026
2h 29m
No alerts
1/11/2026
2h 29m
No alerts
1/10/2026
2h 7m
No alerts
12/22/2025
22m
No alerts
12/20/2025
20m
No alerts
12/9/2025
3h 58m
No alerts
12/9/2025
33m
No alerts
12/9/2025
2h 58m
No alerts
12/9/2025
18m
No alerts
12/9/2025
3h 17m
No alerts
11/25/2025
2h 54m
No alerts
11/25/2025
2h 54m
No alerts
11/25/2025
2h 14m
No alerts
11/25/2025
2h 14m
No alerts
11/25/2025
32m
No alerts
11/25/2025
32m
No alerts
11/24/2025
11m
No alerts
11/24/2025
11m
No alerts
11/7/2025
48m
No alerts
11/7/2025
59m
✕ Rejected takeoff
11/7/2025
3h 17m
✕ Rejected takeoff
11/4/2025
1h 3m
No alerts
11/1/2025
47m
No alerts
© SkyMeter ·
All flight data subject to ODbL attribution
·
Tracked: 90-day window