Aircraft Finder

Beechcraft King Air 360ER

Long-range King Air variant focused on runway flexibility, short-field access, and regional-to-extended missions.

The King Air 360ER is the extended-range member of the King Air family, combining turboprop efficiency with the ability to use shorter and less-developed runways than most jets. It targets operators who need dependable access to smaller airports, frequent legs, and the option to stretch to longer stage lengths without stepping up to a light jet’s runway requirements and operating profile.

2,338Range (nm)
303Speed (ktas)
10Passengers

Mission Alignment

This model fits operators prioritizing airport access and mission versatility—especially where runway length, surface conditions, or destination infrastructure are limiting factors. It is well suited to mixed passenger/baggage missions and consistent utilization. If most trips are long, direct legs between major airports and schedule is driven primarily by cruise speed, a light jet may align better.

Best For

Regional and multi-stop corporate or charter missions with frequent cycles
Access to short or performance-limited runways, including higher-elevation airports
Utility missions where baggage volume, loading flexibility, and airport choice matter more than jet cruise speed

Not Ideal For

Time-critical city pairs where jet cruise speed materially changes same-day productivity
High-passenger-count missions that routinely require a larger stand-up cabin

Cabin Experience

The cabin is a typical King Air executive environment with club-style seating options and strong baggage capability for a turboprop. Noise and vibration are managed but remain more characteristic of turboprops than jets, particularly during climb and at lower altitudes. The cabin supports productive in-flight work for smaller groups, with practical storage and straightforward boarding at smaller airports.

Configuration Notes

Common layouts prioritize 6–9 passengers with club seating; some aircraft add a divan or additional aft seating depending on operator needs.
Baggage is generally accessible and useful for bulky items compared with many light jets, but specific volume and access depend on configuration.
Cabin amenities (galley, connectivity, cabin management) vary widely by operator spec; verify installed options and retrofit history.
4.5Width (ft)
4.8Height (ft)
46.7Length (ft)

Technology & Systems

The 360ER centers on modernized avionics and cockpit integration aimed at workload reduction and consistency across missions, including enhanced automation and safety features typical of the latest King Air generation. The aircraft’s philosophy is to pair proven turboprop architecture with contemporary flight deck capability for single-pilot-eligible operations where permitted and for two-crew standardization in charter or corporate departments.

Buyer Checks

Confirm the installed avionics suite details, software versions, and any optional safety systems (e.g., autothrottle capability, datalink/weather, surveillance options) because configurations differ.
Review records for engine health trend monitoring participation and recent borescope/line data to validate hot-section condition and performance margins.
Validate cabin connectivity and power provisions (satcom/Wi‑Fi, USB/AC outlets) against your typical passenger use case; retrofits can be significant.

Specifications

Cockpit2
DOC / nm$ 4.37
Min Crew1
Total Seats10
Flight RulesIFR
ManufacturerBeechcraft
Aircraft NameKingAir 350ER
CertificationFAA / EASA
Max Range (nm)2338
DOC / nm / Seat$ 0.55
Max Cabin Seats9
OEM VerificationVERIFIED
Useful Load (lbs)6585
Standard Cabin Seats8
Direct Operating Cost$ 1,324
Flight Deck (Base Spec)Rockwell Collins Pro Line Fusion
Max Cruise Speed (ktas)303
Base Aircraft Price (USD)$8,750,000

Range

2,338 nm from New York

Beechcraft King Air 360ER2,338 nm range

Operating Profile

The 360ER is generally chosen for its ability to operate into a broader set of airports than jets, maintain good dispatch reliability, and keep per-leg operating economics attractive on short-to-medium stages. It can be a strong fit for high-cycle utilization and mixed missions (business, charter, special missions) where ground time, fueling flexibility, and destination access drive productivity. Expect cruise speeds lower than jets, with trip time sensitivity increasing as stage length grows.

Key Triggers

When your mission set includes frequent short legs and smaller-airport access where a jet would face runway, handling, or infrastructure constraints.
When utilization is high enough that turboprop fuel burn and cycle-friendly operations materially affect total operating cost versus a jet alternative.

Maintenance & Ownership

Maintenance is anchored by the King Air’s mature airframe and widely supported PT6-family powerplants, with predictable inspection rhythms and strong global service coverage. Real-world ownership experience depends heavily on logbook completeness, corrosion exposure history, and how consistently engine and propeller programs have been followed. Downtime planning should account for avionics updates, interior wear on high-cycle aircraft, and component overhauls typical of pressurized turboprops.

Watch-outs

Corrosion risk and history (coastal operation, de-ice chemical exposure, storage environment); inspect airframe and review prior corrosion treatments.
Engine/propeller status: verify time/cycles since overhaul, hot-section status, and any exceedances; confirm compliance with applicable service bulletins and ADs.
Avionics and cabin systems obsolescence/upgrade path; ensure parts support and shop capability for installed options, especially if the aircraft has mission-specific equipment.

Strengths & Trade-offs

Strengths

Access to short and smaller runways, expanding destination choice versus many jets
Efficient operations on regional and multi-stop missions with strong baggage/utility flexibility
Modernized cockpit and systems relative to earlier King Air variants, supporting workload reduction and standardization

Trade-offs

Slower cruise than jets, which can reduce productivity on longer nonstop legs
Turboprop cabin noise/vibration characteristics versus jets, especially during climb and in some cruise regimes
Payload-range and performance are configuration- and condition-dependent; optional equipment and cabin fit can affect useful load

Ideal Buyer Profile

Best Suited For

Corporate flight departments and charter operators prioritizing airport access and frequent-cycle reliability
Owners/operators serving remote, short-runway, or infrastructure-limited destinations
Organizations needing mixed passenger and baggage capability with predictable turboprop operating patterns

Less Aligned For

Operators whose primary value driver is jet-like cruise speed and longer nonstop legs between major hubs
Missions routinely requiring a larger stand-up cabin or higher passenger counts

Wingform Inc.

1207 Delaware Ave #3093, Wilmington, DE, US 19806