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Turboprop

1978 BEECHCRAFT KING AIR C90

🕒 Listed 3 months ago
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fyiEstimate $758,500–$778,000 ⓘ How this estimate is built

Starts from the median asking price of 11 comparable Beechcraft KING AIR C90 listings ($795,000), then adjusts for:

  • Airframe time +1,939 hr vs comps -3.9%
  • Engine time +96 hr vs comps (twin turbine) -1.2%
  • Modern GPS navigator (55% of comps) +2.1%
  • No Autopilot (73% of comps have one) -1.3%
  • ADS-B (64% of comps) +0.9%

Shown as a range. An estimate from asking-price comparables and FAA supply data — not an appraisal.

1978
13,937 hrs
—
—
PRATT & WHITNEY PT6A-21
2
MT
—

Overview

Make / ModelBeechcraft KING AIR C90
TypeTurboprop
Airframe time13,937 hrs
Engine time5,897 SMOH
Prop blades5
Avionics / GPSGarmin GNS 530
Avionics / TransponderGarmin GTX 330
Avionics / GPS / navGNS530W
AirworthyYes
Garmin GPS ADS-B

Description

2 + 6 + belted toilet or ambulance config with 2 stretcher Raisbeck Engineering Wing Lockers New RH engine installed in 2024

Modifications

Raisbeck Engineering Wing Lockers

Avionics

Garmin GNS530W SBAS Garmin GTX330 ADS-B out

Recommended avionics upgrades

Garmin GTN 750Xi

A GNS 530 is a drop-in upgrade to the GTN 750Xi — bigger touchscreen, WAAS/LPV, and modern nav/comm/MFD.

See prices & suppliers ›
Digital autopilot (Garmin GFC 600 / S-TEC 3100)

No autopilot is listed — a GFC 600 or S-TEC 3100 digital autopilot is a major capability and value add, subject to STC approval for this model.

Shop options ›

Suggestions are based on the panel described in this listing; verify STC approval for this make/model before any installation.

Service Difficulty Reports (SDRs)

Checking FAA service difficulty reports…

Airworthiness Directives (ADs)

Checking airworthiness directives…

How this aircraft compares

Where this Beechcraft KING AIR C90 lands versus other Beechcraft KING AIR C90 listings on fyiAero.

Price

$399k$3.5M

median $799k of 14 comparable asking prices

Airframe time

88th pct
3,34017,913This aircraft · 13,937

13,937 hours total (TTAF) · 88th percentile of 25 listings

Engine time (Engine 1)

79th pct
3268,740This aircraft · 5,897

5,897 hours since major overhaul · 79th percentile of 24 listings

Engine time (Engine 2)

4th pct
6908,740This aircraft · 690

690 hours since major overhaul · 4th percentile of 24 listings

Percentile = share of comparable listings at or below this value. Lower airframe/engine hours are generally fresher; price reflects the asking price only.

General

Year1978
ManufacturerBEECHCRAFT
ModelKING AIR C90
ConditionUsed

Airframe

Total Time13,937

Engine 1

Engine 1 Make/ModelPRATT & WHITNEY PT6A-21
Engine 1 Time5,897 SMOH
Engine 1 TBO6000

Engine 2

Engine 2 Make/ModelPRATT & WHITNEY PT6A-21
Engine 2 Time690 SMOH
Engine 2 TBO3600

Props

Prop 1 ManufacturerMT
Prop 1 Time2792
Prop 2 ManufacturerMT
Prop 2 Time2792
Number of Blades5

Avionics

Avionics/RadiosGarmin GNS530W SBAS Garmin GTX330 ADS-B out

Additional Equipment

Additional EquipmentRaisbeck Engineering Wing Lockers

Modifications/Conversions

Wing Locker SystemYes

Interior

Year Interior2005

Exterior

Year Painted2005

Inspection Status

AirworthyYes

Operating costs & specifications — Beechcraft King Air C90

Typical model-level figures for the Beechcraft King Air C90 (not this specific airframe).

$756,711annual budget · 325 hrs/yr
$1,584variable cost / hour
$7.17cost per nm
74.0gph fuel burn
$814,967avg pre-owned asking fyiEstimate  $758,500–$778,000

Annual cost breakdown

Low useHigh use
Hours / year200325
Fuel$106,560$173,160
Fixed$241,976$241,976
Variable$316,760$514,735
Total / hour$2,794$2,328

Performance & dimensions

Range900 nm
Cruise speed195 kts · 224 mph
Seating1 crew + 5 passengers
Cabin H × W × L4' 9" × 4' 6" × 12' 4"
Interior volume268 ft³
Takeoff / landing5200 ft / 2300 ft

About this plane

The Beechcraft King Air C90 has a variable operating cost of $1,514 per hour and remains a trusted choice in the light turboprop category. Offering a range of 850 nautical miles and a normal cruise speed of 221 knots (254 mph), the C90 is well-equipped for short-haul and regional travel. With an average fuel burn of just 74 gallons per hour, it stands out for its cost-efficiency and operational reliability. The cabin of the Beechcraft King Air C90 measures 4'9" high, 4'6" wide, and 12'4" long, totaling 268 cubic feet of interior space. It comfortably accommodates up to 7 passengers in a practical and well-designed layout that balances space and functionality. Requiring 5,200 feet for takeoff and just 2,300 feet for landing, the King Air C90 is capable of operating from short runways and unimproved airstrips, making it a versatile option for corporate, charter, and medical missions. Get a Personalized Demo See AviaCost in action with a tailored walkthrough of Beechcraft King Air C90's full ownership model — including trip costs, depreciation, and branded PDF reports.

Range from base

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