Isle of Man Airport (also known as Ronaldsway Airport, Manx: Purt Aer Vannin) (IATA: IOM, ICAO: EGNS) , is the main civilian airport on the Isle of Man.
 It is located in the south of the island at Ronaldsway near Castletown, 6 NM southwest of Douglas, the island's capital.
 Along with the Isle of Man Sea Terminal, it is one of the two main gateways to the island.
 The airport has scheduled services to the United Kingdom and the Republic of Ireland as well as seasonal routes to Switzerland.
Air East was a commuter airline based at Johnstown–Cambria County Airport, Johnstown, Pennsylvania.
 It was established in 1967.
 On April 26, 1970, Air East inaugurated six daily passenger flights under the Allegheny Commuter brand.
 In 1974, Air East's commercial certificate was revoked by the FAA.
 The airline operated Beechcraft Model 99 commuter turboprop aircraft.
Air Cortez was a United States FAR 121 and 135 commuter airline that operated from 1977 to 1986.
 Air Cortez served a number of cities in Southern California, Arizona, Nevada and Baja California.
 In 1981, Air Cortez was operating nonstop passenger service between Ontario Airport (ONT) and Yuma, Arizona (YUM) with a Beech 18 prop aircraft.
 In 1985, the airline was operating scheduled passenger service between Las Vegas (LAS) and Grand Canyon National Park Airport (GCN) with Fairchild F-27 turboprop and Cessna 402 prop aircraft.
 Air Cortez also operated scheduled international passenger service to Mexico with the Fairchild F-27 on a routing of Ontario-San Diego-Guaymas-Mulege-Loreto.
Manx Airlines was an English-owned, Isle of Man-based airline which existed between 1982 and 2002.
 Its head office was located on the grounds of Isle of Man Airport in Ballasalla, Malew.
 An airline of the same name had existed between 1947 and 1958.
Manx2 was a virtual commuter airline with its head office in Hangar 9, Isle of Man Airport in Ballasalla, Malew, Isle of Man.
 It sold flights and services from several airports in the UK with bases in Belfast City, Blackpool, Cardiff and Isle of Man.
 The flights were operated for Manx2 by a number of airlines including, Van Air Europe, FLM Aviation and Links Air.
 In December 2012 the assets of Manx2 were sold to Citywing and Manx2's last flight took place on 31 December 2012.
Isle of Man Airport Police is a small police force responsible for policing the Isle of Man Airport in Ronaldsway, Isle of Man.
Links Air was a British airline selling and operating scheduled regional flights as well as charter services.
 It formerly operated scheduled flights out of Doncaster Sheffield Airport and public service obligation flights in Wales from Cardiff to Anglesey on behalf of the Welsh Government.
Stol Air Commuter was a United States commuter airline that began service around 1974.
 The air carrier was also known as STOL Air Commuter thus reflecting its use of STOL (short take off and landing) aircraft.
 It served the San Francisco, California Bay Area and northern California.
 The airline was based in San Rafael in Marin County just north of the city of San Francisco and also had administrative offices located in Santa Rosa, CA at one point.
 Stol Air Commuter operated scheduled passenger air service connecting several cities in the San Francisco Bay Area as well as northern California with San Francisco International Airport (SFO).
 According to the airline's system timetable, in the spring of 1975 Stol Air Commuter was operating 66 daily flights serving SFO via United Airlines gate 10 at the airport.
The Isle of Man Sea Terminal (Manx: "Boayl Troailtee Varrey Vannin") is the arrival and departure point for all passenger and car ferries operating to and from the Isle of Man and is located in Douglas, the island's capital.
 It is one of the two main gateways to the Isle of Man, the other one being the Isle of Man Airport.
 It is operated by the Isle of Man Steam Packet Company, which operates year-round sailings to Heysham, and seasonal sailings to Liverpool , Belfast and Dublin in the summer and Birkenhead at weekends in the winter.
Citywing (a trading name of Citywing Aviation Services Limited) was an Isle of Man-based virtual airline that sold seats on scheduled air flights operated under charter.
 Flights linked several airports in the British Isles, with the company having a base at Isle of Man Airport.
 Its head office was in Hangar 9 at Isle of Man Airport in Ballasalla.

Question: Which commuter airline with its head office in the Isle of Man Airport was sometimes operated by Links Air?
Answer: Manx2