N55MM is a flight number operated by RSX11 LLC between Boeing Field King County International Airport (KBFI) and St Maries Municipal Airport (KS72). SkyMeter last tracked N55MM on October 14, 2026. The flight is most often flown by a CIRRUS Cirrus SR-22 Turbo. Typical block time is 1h 20m. SkyMeter has observed 57 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
57
last 90 days
⏱
AVG DURATION
1h 20m
tracked time
📅
SERVICE PERIOD
5/28/2025 → 10/14/2026
first → last seen
🗺
ROUTES / TYPES
38 / 1
city pairs · airframes
⚠
INCIDENT RATE
7.0%
4 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
4
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 N55MM
10/14/2026
19m
△ Low approach-stability score
10/14/2026
30m
No alerts
10/14/2026
1h 28m
No alerts
10/14/2026
1h 1m
No alerts
10/11/2026
2h 15m
No alerts
10/11/2026
1h 58m
No alerts
10/8/2026
1h 52m
No alerts
10/8/2026
5h 17m
No alerts
10/8/2026
1h 37m
No alerts
10/4/2026
33m
No alerts
10/3/2026
51m
No alerts
10/3/2026
53m
No alerts
9/28/2026
29m
No alerts
9/27/2026
1h 5m
No alerts
9/26/2026
51m
No alerts
9/26/2026
45m
No alerts
9/21/2026
1h 36m
No alerts
9/21/2026
1h 39m
No alerts
9/21/2026
38m
No alerts
9/20/2026
2h 6m
No alerts
9/19/2026
10m
No alerts
9/19/2026
1h 35m
No alerts
9/18/2026
1h 39m
No alerts
9/13/2026
2h 9m
No alerts
9/13/2026
1h 33m
No alerts
9/12/2026
2h 19m
No alerts
9/12/2026
2h 1m
No alerts
9/11/2026
7h 33m
△ Low approach-stability score
© SkyMeter ·
All flight data subject to ODbL attribution
·
Tracked: 90-day window