N399ME is operated by SOUND SLEEP CLINIC PLLC between Whidbey Air Park (W10) and Sequim Valley Airport (KW28). The flight is most often flown by a . Typical block time is 0h 20m. SkyMeter has observed 20 legs of this flight number via ADS-B.

FLIGHTS
20
last 90 days
AVG DURATION
20m
tracked time
📅
SERVICE PERIOD
6/1/2025 → 8/11/2026
first → last seen
🗺
ROUTES / TYPES
17 / 1
city pairs · airframes
INCIDENT RATE
10.0%
2 flagged

Routes flown

By count · last 90 days

10
1
avg 4m · Blue Heron Field → Sequim Valley
1
avg 14m · Sequim Valley → Skagit
W10 KW28
1
avg 48m · Whidbey Air Park → Sequim Valley
1
avg 14m · Sequim Valley → AJ Eisenberg
1
avg 13m · AJ Eisenberg → Sequim Valley
1
avg 23m · Anacortes → Sequim Valley
1
avg 15m · Sequim Valley → Friday Harbor
1
avg 10m · Sequim Valley → Jefferson County
1
avg 12m · Friday Harbor → AJ Eisenberg
1
avg 10m · Rake's Glen → AJ Eisenberg

Aircraft types

Equipment used on this number

1

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 N399ME

30
6/22/2026
13m
△ Low approach-stability score
6/19/2026
1h 2m
No alerts
6/18/2026
1h 4m
No alerts
6/18/2026
32m
No alerts
6/17/2026
7m
△ Low approach-stability score
5/18/2026
12m
△ Low approach-stability score
5/7/2026
31m
△ Low approach-stability score
3/29/2026
1h 17m
No alerts
3/29/2026
1h 19m
No alerts
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window