HYANNIS AIR SERVICE INC· ICAO24 a4b1fe· last seen 1d ago

N401SX is a Cessna 401/402, a twin-engine piston aircraft operated by HYANNIS AIR SERVICE INC. SkyMeter has tracked 2,602 flights totalling 1,863 hours of airtime via ADS-B across 211 callsigns. The most frequent segment is KBOS to K1B2. Service window in our records spans 458 days. Of those flights, 32 (1.2%) carry at least one detected incident: a go-around, unstable approach, stall warning, or runway excursion. The Cessna 401/402 has a 44 ft wingspan, a maximum takeoff weight of 6,300 lb.

FLIGHTS
2,602
all time
FLOWN HOURS
1,863
tracked time
📍
AIRPORTS VISITED
81
unique
📡
CALLSIGNS
211
193 routes
📅
SERVICE PERIOD
05/28/2025 → 08/29/2026
first → last
INCIDENT RATE
1.2%
32 flagged

Top routes

By flight count

10
81
50
49
48
40
KBOS 2B1
38
36
36
33
32

Aircraft specifications

Cessna 401/402

Engines
Twin Piston
Vref (approach)
83 kt
MTOW
6,300 lb
Wingspan
44 ft
Length
36 ft
Wake category
Light

Recent flights

Newest 50 operations of N401SX

50
08/18/2026
1h 33m
No alerts
08/17/2026
1h 10m
No alerts
08/17/2026
1h 11m
No alerts
08/17/2026
1h 10m
No alerts
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