FRG
FRG1550
N599CZ LLC · MKE → RHI
FRG1550 is operated by N599CZ LLC between General Mitchell International Airport (KMKE) and Rhinelander Oneida County Airport (KRHI). The flight is most often flown by a BEECH Beech Airliner 99. Typical block time is 0h 52m. SkyMeter has observed 49 legs of this flight number via ADS-B.
✈
FLIGHTS
49
last 90 days
⏱
AVG DURATION
52m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 07/10/2026
first → last seen
🗺
ROUTES / TYPES
5 / 1
city pairs · airframes
⚠
INCIDENT RATE
4.1%
2 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
2
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 FRG1550
07/08/2026
1h 7m
No alerts
06/19/2026
55m
△ Unstable approach
06/09/2026
1h 7m
No alerts
© SkyMeter ·
All flight data subject to ODbL attribution
·
Tracked: 90-day window