N4331K is operated by AVIATION SYSTEMS ENGINEERING COMPANY INC between St. Mary's Hospital Heliport (7MD5) and Webster Nolf Airport (KNUI). The flight is most often flown by a NORTH AMERICAN-RYAN North American Navion. Typical block time is 0h 41m. SkyMeter has observed 16 legs of this flight number via ADS-B.

✈
FLIGHTS
16
last 90 days
⏱
AVG DURATION
41m
tracked time
📅
SERVICE PERIOD
6/10/2025 → 8/14/2026
first → last seen
🗺
ROUTES / TYPES
15 / 1
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

10
7MD5 → KNUI
1
avg 20m · St. Mary's Hospital Heliport → Webster Nolf
VA31 → K2W6
1
avg 22m · Apple Grove → St. Mary's County
K2W6 → KCGE
1
avg 25m · St. Mary's County → Cambridge Dorchester
K2W6 → KNUI
1
avg 14m · St. Mary's County → Webster Nolf
3VA4 → KNHK
1
avg 41m · Bill Davenport → Patuxent River Naval Air Station (Trapnell Field)
KXSA → KNHK
1
avg 23m · Tappahannock-Essex County → Patuxent River Naval Air Station (Trapnell Field)
1VA5 → KPHF
1
avg 5m · Hoffman's Farm → Newport News Williamsburg
6VA0 → K2W6
1
avg 25m · Remo Private → St. Mary's County
MD02 → KNHK
1
avg 3h 22m · St. Mary's Hospital East Heliport → Patuxent River Naval Air Station (Trapnell Field)
K2W6 → W75
1
avg 22m · St. Mary's County → Hummel Field

Aircraft types

Equipment used on this number

1
NAVI NORTH AMERICAN-RYAN North American Navion
16

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 N4331K

30
N4331KNORTH AMERICAN-RYAN North American Navion
→
8/14/2026
25m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
8/14/2026
16m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
8/7/2026
45m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
8/7/2026
1h 41m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
7/31/2026
22m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
7/31/2026
19m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
7/24/2026
40m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
7/24/2026
14m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
7/1/2026
3h 22m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
6/20/2026
24m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
6/20/2026
4m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
6/20/2026
22m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
6/5/2026
21m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
6/5/2026
31m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
5/28/2026
48m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
5/28/2026
25m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
5/11/2026
22m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
5/11/2026
20m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
5/1/2026
44m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
5/1/2026
44m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
5/1/2026
17m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
5/1/2026
17m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
4/8/2026
33m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
4/8/2026
1h 21m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
4/8/2026
1h 11m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
4/8/2026
1h 1m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
4/7/2026
1h 2m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
4/7/2026
1h 3m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
4/7/2026
39m
No alerts
Replay Analysis
N4331KNORTH AMERICAN-RYAN North American Navion
→
4/7/2026
26m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window