N4520L

WILLIAMS JAMES A · MTN → ILG

N4520L is operated by WILLIAMS JAMES A between Martin State Airport (KMTN) and New Castle Airport (KILG). The flight is most often flown by a GRUMMAN AMERICAN Grumman American AA5. Typical block time is 0h 31m. SkyMeter has observed 22 legs of this flight number via ADS-B.

✈
FLIGHTS
22
last 90 days
⏱
AVG DURATION
31m
tracked time
📅
SERVICE PERIOD
06/04/2025 → 07/15/2026
first → last seen
🗺
ROUTES / TYPES
19 / 1
city pairs · airframes
⚠
INCIDENT RATE
9.1%
2 flagged

Routes flown

By count · last 90 days

10
KMTN → KILG
3
avg 23m · Martin State → New Castle
KMTN → KGED
1
avg 28m · Martin State → Sussex County
KGED → KMTN
1
avg 33m · Sussex County → Martin State
KMTN → KLNS
1
avg 28m · Martin State → Lancaster
KMTN → W29
1
avg 12m · Martin State → Bay Bridge
3MD7 → W48
1
avg 29m · Green Terrace Heliport → Essex Skypark
K58M → KMTN
1
avg 19m · Cecil County → Martin State
KLNS → W48
1
avg 32m · Lancaster → Essex Skypark
K58M → KEVY
1
avg 6m · Cecil County → Summit
KEVY → KMTN
1
avg 23m · Summit → Martin State

Aircraft types

Equipment used on this number

1
AA5 GRUMMAN AMERICAN Grumman American AA5
22

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 N4520L

30
N4520LGRUMMAN AMERICAN Grumman American AA5
→
07/15/2026
2h 11m
No alerts
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
07/15/2026
1h 53m
No alerts
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
07/11/2026
31m
△ Low approach-stability score
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
07/11/2026
27m
No alerts
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
06/21/2026
19m
No alerts
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
06/21/2026
8m
No alerts
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
06/21/2026
21m
△ Low approach-stability score
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
06/19/2026
33m
No alerts
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
06/19/2026
28m
No alerts
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
06/08/2026
21m
No alerts
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
06/08/2026
25m
No alerts
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
05/31/2026
29m
No alerts
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
05/19/2026
29m
No alerts
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
05/19/2026
21m
No alerts
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
05/17/2026
28m
No alerts
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
05/08/2026
23m
No alerts
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
05/08/2026
5m
No alerts
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
05/08/2026
41m
No alerts
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
05/08/2026
7m
No alerts
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
05/08/2026
24m
No alerts
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
05/04/2026
11m
No alerts
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
05/04/2026
12m
No alerts
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
04/16/2026
2h 5m
△ Low approach-stability score
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
04/16/2026
2h 14m
No alerts
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
04/16/2026
1h 22m
No alerts
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
04/16/2026
1h 27m
No alerts
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
04/13/2026
23m
No alerts
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
04/13/2026
20m
No alerts
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
04/12/2026
52m
No alerts
Replay Analysis
N4520LGRUMMAN AMERICAN Grumman American AA5
→
04/12/2026
6h 58m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window