KENMORE AIR HARBOR LLC· ICAO24 a63879· last seen 10h ago

N50KA is a De Havilland Canada DHC-3, a single-engine turboprop operated by KENMORE AIR HARBOR LLC. SkyMeter has tracked 2,368 flights totalling 1,306 hours of airtime via ADS-B across 2 callsigns. The most frequent segment is S60 to 2S1. Service window in our records spans 444 days. Of those flights, 202 (8.5%) carry at least one detected incident: a go-around, unstable approach, stall warning, or runway excursion. The De Havilland Canada DHC-3 has a maximum takeoff weight of 6,000 lb, light wake category.

About the De Havilland Canada DHC-3

The De Havilland Canada DHC-3 Otter is a rugged single-engine bush plane that became legendary in the 1950s for opening up remote wilderness areas across Canada, Alaska, and beyond. Originally designed with a 600-hp Pratt & Whitney R-1340 radial piston engine, the Otter was built to haul heavy loads into short, unprepared strips where no other aircraft could operate. The DH3T designation refers to turbine-powered conversions, typically retrofitted with a Pratt & Whitney Canada PT6A turboprop, that breathe new life into these vintage airframes with modern reliability, better climb performance, and reduced maintenance compared to the original radial. These conversions have become the backbone of coastal seaplane operations in British Columbia and Alaska, where operators prize the Otter's ability to carry nine passengers plus cargo into tight harbours and remote lodges.

The Otter's design priorities were payload and short-field performance rather than speed. With a high-lift wing, full-span flaps, and a stall speed below 50 knots, it can operate from beaches, sandbars, and forest clearings barely longer than a football field. Maximum cruise is around 130 knots. That's slow by modern standards, but irrelevant when the mission is a 15-minute hop between coastal inlets. The type's reputation for indestructibility comes from its rugged steel-tube-and-fabric construction (later models used all-metal), massive landing gear, and forgiving handling. Pilots describe it as a truck with wings: not elegant, but utterly dependable in conditions that would ground sleeker aircraft.

Nearly 500 Otters were built between 1951 and 1967, and a remarkable number remain in commercial service today, particularly on floats. The turbine conversions extend operational life by decades, and some airframes have logged over 40,000 hours. SkyMeter has tracked flights across airframes and operators, with the largest observed operator.

FLIGHTS
2,368
all time
FLOWN HOURS
1,306
tracked time
📍
AIRPORTS VISITED
89
unique
📡
CALLSIGNS
2
246 routes
📅
SERVICE PERIOD
5/28/2025 → 8/15/2026
first → last
INCIDENT RATE
8.5%
202 flagged

Top routes

By flight count

10
S60 2S1
114
W55 KPAE
66
W55 CYYJ
39
CBF7 2S1
29
W55 KFHR
26
W55 KORS
20
S60 KFHR
15
S60 KPAE
15
CBZ7 2S1
14
W55 S31
13

Flight numbers

Most-flown by this airframe

2

Aircraft specifications

De Havilland Canada DHC-3

Engines
Single Turboprop
Vref (approach)
65 kt
MTOW
6,000 lb
Wake category
L

Recent flights

Newest 50 operations of N50KA

50
8/15/2026
28m
No alerts
8/15/2026
44m
△ Low approach-stability score
8/15/2026
1h 4m
No alerts
8/15/2026
33m
No alerts
8/15/2026
36m
No alerts
8/14/2026
37m
No alerts
8/14/2026
40m
No alerts
8/14/2026
33m
No alerts
8/14/2026
9m
No alerts
8/14/2026
33m
No alerts
8/14/2026
40m
No alerts
8/13/2026
37m
No alerts
8/13/2026
38m
△ Low approach-stability score
8/13/2026
36m
△ Low approach-stability score
8/13/2026
38m
No alerts
8/13/2026
34m
△ Low approach-stability score
8/13/2026
42m
△ Low approach-stability score
8/13/2026
9m
No alerts
8/12/2026
30m
No alerts
8/12/2026
27m
No alerts
8/12/2026
33m
△ Low approach-stability score
8/12/2026
37m
No alerts
8/11/2026
5m
△ Low approach-stability score
8/11/2026
23m
No alerts
8/11/2026
25m
No alerts
8/11/2026
11m
No alerts
8/11/2026
33m
No alerts
8/10/2026
27m
No alerts
8/10/2026
13m
No alerts
8/9/2026
19m
No alerts
8/9/2026
1h 34m
No alerts
8/9/2026
36m
△ Low approach-stability score
8/9/2026
51m
No alerts
8/9/2026
33m
△ Low approach-stability score
8/9/2026
36m
No alerts
8/8/2026
6m
No alerts
8/8/2026
15m
No alerts
8/8/2026
39m
△ Low approach-stability score
8/8/2026
40m
No alerts
8/8/2026
36m
No alerts
8/8/2026
8m
No alerts
8/8/2026
31m
No alerts
8/8/2026
37m
No alerts
8/7/2026
33m
No alerts
8/7/2026
39m
No alerts
8/7/2026
7m
No alerts
8/7/2026
12m
No alerts
8/7/2026
37m
No alerts
8/7/2026
18m
No alerts
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