FFL640 is operated by between Friday Harbor Airport (KFHR) and Boeing Field King County International Airport (KBFI). Typical block time is 0h 34m. SkyMeter has observed 117 legs of this flight number via ADS-B.
✈
FLIGHTS
117
last 90 days
⏱
AVG DURATION
34m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 8/17/2026
first → last seen
🗺
ROUTES / TYPES
65 / 0
city pairs · airframes
⚠
INCIDENT RATE
17.1%
20 flagged
Routes flown
By count · last 90 days
Aircraft types
Equipment used on this number
No aircraft type data.
Safety profile
Flagged flights · last 90 days
Go-arounds
0
Unstable approach
20
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 FFL640
FFL
8/16/2026
1h 3m
△ Low approach-stability score
FFL
8/14/2026
16m
△ Low approach-stability score
FFL
8/12/2026
49m
△ Low approach-stability score
© SkyMeter ·
All flight data subject to ODbL attribution
·
Tracked: 90-day window