N1204L

DIEHL MATTHEW J · 21H SHN

N1204L is operated by DIEHL MATTHEW J between Skyline Seaplane Base (21H) and Sanderson Field (KSHN). The flight is most often flown by a LAKE Lake LA-4. Typical block time is 0h 25m. SkyMeter has observed 10 legs of this flight number via ADS-B.

FLIGHTS
10
last 90 days
AVG DURATION
25m
tracked time
📅
SERVICE PERIOD
06/09/2025 → 08/16/2026
first → last seen
🗺
ROUTES / TYPES
9 / 1
city pairs · airframes
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

6
21H KSHN
1
avg 50m · Skyline Seaplane Base → Sanderson Field
1
avg 28m · Whidbey Island Naval Air Station (Ault Field) → Bremerton National
1
avg 12m · Leisureland Airpark → Sanderson Field
KSHN S31
1
avg 39m · Sanderson Field → Lopez Island
1
avg 12m · Leisureland Airpark → Bremerton National
avg 8m · Birdhouse Heliport → Coeur D'Alene - Pappy Boyington Field

Aircraft types

Equipment used on this number

1

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 N1204L

30
08/09/2026
34m
No alerts
04/10/2026
1h 18m
No alerts
09/20/2025
1h 26m
No alerts
09/20/2025
11m
No alerts
09/20/2025
1h 9m
No alerts
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window