Beechcraft KING AIR 350ER
Discover the Beechcraft KING AIR 350ER
Proven twin turboprop aircraft with strong range capability, efficient performance and a spacious stand-up cabin
The Beechcraft King Air 300 and King Air 350 Series continue the long-standing success of the King Air family, offering dependable operating economics, versatile mission capability and enhanced comfort for business travel. The King Air 350 jet family includes the Beechcraft King Air 350, 350C, 350ER, 350i and 350iER with each model delivering incremental improvements in payload, range and technology.
Favoured by corporate operators, government agencies and private owners, the series remains one of the most widely used turboprop platforms in global business aviation.
Across the series, the King Air 350 interior and King Air 350i interior provide a spacious cabin that is typically configured for eight passengers in a club cabin arrangement that allows for productive travel and face to face collaboration. Quiet acoustics and well controlled ventilation enhance passenger comfort throughout regional and transcontinental operations.
Range capability varies across the family. The King Air 350 LRC range supports missions of approximately 1,814 nautical miles depending on payload and weather which enables efficient travel between regional business hubs. The King Air 350ER and King Air 350iER extend capability further for long endurance missions including maritime patrol, medevac operations and long-range corporate flights. These models benefit from increased fuel capacity and improve take off performance.
The King Air cockpit and avionics suites provide advanced situational awareness and support efficient, low workload operation. Later models including the King Air 350i feature updated flight deck technology and improved cabin controls.
Availability
3
Class
Twin-Turboprop
Passengers
8
Range (LRC)
2,690 nm
Speed (MAX)
Mach 0.49
Performance
King Air 350i specs support cruise speeds above 234 knots and the ability to operate from short runways that may be inaccessible to light jet aircraft. Pratt & Whitney turboprop engines deliver strong climb performance and efficient fuel burn which support competitive operating costs. Improved aerodynamic refinement and elevator authority contribute to confident performance in varied environments. Long-range cruise capability differs across the family. The King Air 350 offers endurance of approximately 1,814 nautical miles, with the 350C and 350i offering 1,535 and 1,806 nautical miles respectively, making them well suited to regional corporate missions and medium-range routes with demanding airport requirements. For extended-range operations, the King Air 350ER and 350iER increase LRC capability to roughly 2,690 and 2,238 nautical miles respectively, enabling longer nonstop flights, specialised mission profiles and improved flexibility for operators who require both range and rugged airport performance.
Cabin Experience
The King Air 350 Series offers a stand-up cabin with generous aisle width that supports unrestricted movement for passengers and crew. Seating configurations can include club seating, divans and optional cabinet or galley modules depending on operational requirements. Cabin lighting, connectivity upgrades and entertainment options can be tailored to support business productivity or in-flight relaxation.
Innovation and Technology
Avionics upgrades across King Air 350 models deliver enhanced navigation capability, improved flight data monitoring and high levels of operational safety. Cabin technology in the King Air 350i and King Air 350iER includes touchscreen cabin management, noise reduction treatments and modern interior finishes that elevate the passenger experience. Extended range variants such as the King Air 350ER add mission specific features including increased endurance capacity.
Explore the Cabin
Cabin Crew
2
Cabin Volume
355 ft³
Baggage Volume
71.3 ft³
Cabin Alt at Flight Level
10,400 ft @ FL 35,000 ft
Wingspan
57.92 ft
Fuselage
46.68 ft
Cabin Length
19.50 ft
Cabin Width
4.50 ft
Cabin Height
4.75 ft
Range & Performance
LRC Speed
0.41 Mach
Runway Length
4,057 ft
Avg. Variable Cost per Hour
$2,393
Range figures are provided for guidance only and may vary depending on aircraft configuration, payload, performance assumptions and prevailing conditions.
Why choose Stanton & Partners Aviation for King Air aircraft
Stanton & Partners Aviation provides expert guidance on King Air aircraft selection, operational planning and acquisition support.
Our experience includes mission requirement analysis, performance evaluation and transaction management to ensure each aircraft is matched to its intended business use.
We deliver transparent advice built on technical understanding and long term fleet strategy to support reliable and efficient aviation solutions.
What is the difference between the King Air 300 and the King Air 350 Series?
The King Air 350 builds on the 300 platform with a longer cabin, increased payload capability and improved avionics. Variants such as the 350i and 350iER introduce further interior refinement, enhanced cabin technology and extended-range capability. The 350ER and 350iER also include additional fuel capacity and mission-specific upgrades tailored for operators requiring longer endurance.
How far can the King Air 300 and 350 fly?
Depending on configuration, the King Air 350, 350C and 350i offer a long-range cruise capability of between 1,535 and 1,814 nautical miles, suitable for regional to medium-range corporate missions. Extended-range models such as the King Air 350ER and 350iER increase endurance to 2,690 and 2,238 nautical miles respectively, supporting long-duration flights, improved airport accessibility and greater mission flexibility.
What are the cabin dimensions of the King Air 300 and 350 Series?
Cabin heights are 4.75 ft, with around 4.5 ft in width and 19.5 ft of usable cabin length. These measurements are consistent across the King Air 350, 350C, 350ER, 350i, and the 350iER. All models share a stand-up cabin layout, though the 350i and 350iER feature the most modern interior upgrades including advanced LED lighting, updated finishes, improved soundproofing and touchscreen cabin controls. Seating layouts remain customisable across the range to suit business, government or specialised mission requirements.
Are King Air aircraft suitable for corporate business missions?
Yes. Their ability to access short and remote runways, combined with low operating costs and flexible cabin design, makes them an ideal solution for regional business aviation and specialist corporate missions.
What contributes to strong operational performance in the King Air 350 Series?
Proven Beechcraft airframe durability, reliable Pratt & Whitney engines and a global maintenance infrastructure ensure high dispatch reliability and dependable day to day operations for corporate and charter operators.
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Beechcraft KING AIR 350ER
