N
N21RF is a flight number operated by FLYING HIGH PARTNERS LLC between Spirit of St Louis Airport (KSUS) and San Antonio International Airport (KSAT). SkyMeter last tracked N21RF on October 23, 2026. The flight is most often flown by a BEECH Beech Super King Air 350. Typical block time is 1h 27m. SkyMeter has observed 58 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
58
last 90 days
⏱
AVG DURATION
1h 27m
tracked time
📅
SERVICE PERIOD
6/9/2025 → 10/23/2026
first → last seen
🗺
ROUTES / TYPES
39 / 2
city pairs · airframes
⚠
INCIDENT RATE
6.9%
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 N21RF
10/23/2026
2h 44m
No alerts
10/23/2026
2h 5m
No alerts
10/23/2026
2h 51m
No alerts
10/23/2026
45m
No alerts
10/22/2026
58m
No alerts
10/18/2026
1h 57m
No alerts
10/18/2026
45m
No alerts
10/15/2026
2h 6m
No alerts
10/15/2026
51m
No alerts
10/15/2026
2h 53m
No alerts
10/15/2026
9m
No alerts
10/14/2026
13m
No alerts
10/12/2026
5m
No alerts
10/12/2026
19m
No alerts
10/12/2026
19m
△ Low approach-stability score
10/11/2026
1h 28m
No alerts
10/11/2026
1h 10m
No alerts
10/8/2026
11m
No alerts
10/8/2026
1h 9m
No alerts
10/7/2026
5h 13m
No alerts
10/7/2026
1h 13m
No alerts
10/7/2026
6m
No alerts
9/28/2026
1h 12m
No alerts
9/27/2026
1h 30m
No alerts
9/27/2026
1h 25m
No alerts
9/27/2026
5h 15m
No alerts
9/25/2026
1h 33m
No alerts
9/25/2026
1h 29m
No alerts
9/17/2026
2h 22m
No alerts
9/17/2026
1h 2m
No alerts
© SkyMeter ·
All flight data subject to ODbL attribution
·
Tracked: 90-day window