Twin turboprop

N344CS

1971 Dehavilland DHC-6-300

Registered 1 NTSB/FAA record
Built
1971
Serial
334
Class
Twin turboprop
Engines
2 × P & W PT6A-34
Status
Current as of October 2026
Registered owner
Transport Company LLC (LLC)
Based
Colorado Springs, CO
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1971 Dehavilland DHC-6-300
Representative photo of a Dehavilland DHC-6-300. Not a photo of N344CS.
Registration record

N344CS on the FAA register

Type
1971 Dehavilland DHC-6-300
Serial
334
Engines
2 × P & W PT6A-34
Registered owner
Transport Company LLC
Colorado Springs, CO
Certificate issued
2014-06-19
Airworthiness date
2019-07-11
Registration expires
2027-06-30
Airworthiness class
Standard · commuter
Mode S (hex)
A3CC6D
Mode S (octal)
50746155
Seats (type)
22
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2027-06-30
    Registration expires (renewal due).
  • 2025-08-11
    Accident at San Celmente, CA; damage: substantial.
  • 2019-07-11
    Airworthiness date on the current FAA record (standard category (commuter)).
  • 2014-06-19
    Certificate of registration issued as N344CS.
  • 1971
    Manufactured (1971).
Overview

About N344CS

N344CS is a 1971 Dehavilland DHC-6-300, serial number 334. The FAA register lists Transport Company LLC as the registrant in Colorado Springs, Colorado. The current certificate of registration was issued on June 19, 2014 and expires on June 30, 2027.

The FAA aircraft reference file describes the type as a twin turboprop, two P & W PT6A-34 engines and 22 seats. Its airworthiness certificate is standard category (commuter), dated July 11, 2019.

N344CS has 1 accident/incident record on file (most serious damage: substantial); details are below.

Safety record

Accident & incident history

2025-08-11 Accident · San Celmente, CA Damage: Substantial NTSB · WPR25LA250
Reported aircraft: De Havilland DHC-6-300
Preliminary report: On August 11, 2025, at 1130 Pacific daylight time, a De Havilland DHC-6-300, N344CS, was substantially damaged when it was involved in an accident at San Clemente Island, California. The 2 pilots and 16 passengers were not injured. The airplane was operated as a Code of Federal Regulations Title 14 Part 135 on-demand air taxi flight. According to the operator, the flight was uneventful until approximately 10 seconds prior to touchdown. About 15-20 ft above ground level and an airspeed of about 95 knots, the airplane began to yaw hard to the left and pitched nose down. The left wing struck the runway and the first officer, who was the pilot flying, banked to the right and the airplane…
NTSB report ↗

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Browse: Dehavilland aircraft for sale· Dehavilland DHC-6-300 overview· Aircraft registered in Colorado· Registry by state· FAA registry stats

Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.