Isla Air Express

Isla Air Express is a start-up regional airline based in Palma de Mallorca, Spain, focused on developing scheduled inter-island air services in the Balearic Islands. Its proposed operating model is distinctive: the airline intends to use de Havilland Canada DHC-6 Twin Otter floatplanes to connect port areas rather than relying solely on conventional land-based airports. The concept is designed around short regional links between Mallorca, Ibiza, Formentera and Menorca, with possible extensions to mainland Spanish destinations. The airline was established in 2019. One of its founders is Klaus Dieter Martin, who previously served as chief executive of European Coastal Airlines, an earlier seaplane-transport venture. Isla Air Express has been developed in association with Mediterranean Coastal Airlines, a Maltese sister airline whose air operator certificate is intended to support operation of the seaplanes. This arrangement places the project within a broader regional seaplane-aviation structure while Isla Air Express develops its own Balearic Islands network and market proposition. The company’s first identified aircraft, a DHC-6-300 Twin Otter floatplane registered 9H-PALMA, was delivered in June 2023. A second aircraft, registered 9H-IBIZA, was expected to join the fleet in late 2024. These aircraft are suited to short sectors, relatively small passenger volumes and water-based operations, making them appropriate for the airline’s planned port-to-port service. The aircraft and operating arrangement are central to the brand’s differentiation from conventional airlines serving the islands through Palma, Ibiza and other airports. Isla Air Express began test flights between islands in November 2024 after obtaining permits from the Balearic Port Authority and the Spanish Aviation Safety and Security Agency. The test-flight phase represented a significant step toward commercial operation, but the available reference material does not establish a definitive date for the start of scheduled passenger services, the final route timetable, ticket prices, passenger numbers or the airline’s completed regulatory status. The initial proposed route links the port areas of Palma de Mallorca and Ibiza. Later phases are intended to add Formentera and Mahón on Menorca, followed by possible flights to Valencia and Alicante on the Spanish mainland. The network concept targets travelers seeking direct island-to-island connections without the time and transfers associated with ferry travel or airport-based itineraries. The company’s positioning therefore combines regional connectivity, maritime accessibility and small-aircraft service rather than long-haul scale. Because the airline was still described as a start-up undergoing testing in the available material, its operational status, commercial scale and long-term network remain subject to development. No reliable information is provided on revenue, fleet size beyond the referenced aircraft, ownership structure, executive team beyond the named founder, or public listing. Isla Air Express should consequently be understood as an emerging regional aviation brand whose principal identity is tied to planned Balearic seaplane connectivity.

Isla Air Express was established in 2019 as a proposed regional airline serving the Balearic Islands from a base in Palma de Mallorca. The business concept centers on seaplane operations using DHC-6 Twin Otter floatplanes, allowing flights to use port areas and provide direct links between islands. This approach differentiates the airline from conventional air services that operate through land airports and from ferry services that require longer surface journeys. Klaus Dieter Martin is identified as one of the airline’s founders. He had previously been chief executive of European Coastal Airlines, a company associated with regional seaplane aviation. Isla Air Express was developed in connection with Mediterranean Coastal Airlines, a Maltese sister airline. The available description states that the seaplanes are to be operated under Mediterranean Coastal Airlines’ air operator certificate, rather than establishing a separately documented operating certificate for Isla Air Express in the supplied material. The airline’s first identified aircraft was a de Havilland Canada DHC-6-300 Twin Otter floatplane registered 9H-PALMA, delivered in June 2023. A second aircraft, registered 9H-IBIZA, was planned for delivery or entry into the fleet in late 2024. The Twin Otter type is suited to short regional sectors and small-capacity operations, supporting the company’s proposed point-to-point network around the islands. After obtaining permits from the Balearic Port Authority and the Spanish Aviation Safety and Security Agency, Isla Air Express started test flights between the islands in November 2024. The tests were an operational and regulatory milestone, but the supplied sources do not confirm the date on which a full scheduled passenger service began. They also do not provide a final timetable, fares, traffic results or a confirmed permanent route structure. The first planned commercial link was between the port areas of Palma de Mallorca and Ibiza. The proposed next-stage destinations were Formentera and Mahón on Menorca, followed by possible mainland services to Valencia and Alicante. The network plan reflects a strategy of serving tourism and resident mobility within the Balearic Islands while potentially adding direct links to mainland Spain. The airline remains an emerging venture in the available reference material. Information about its ownership, capitalization, full management team, commercial performance and definitive operating status is not established. Its historical development is therefore best characterized as the progression from a 2019 start-up concept, through fleet acquisition and regulatory preparation, to inter-island test operations in late 2024.

• 2024

  Inter-island test flights begin

  [1]Isla Air Expressen.wikipedia.org

  Testing between the Balearic Islands began in November after the project obtained permits from relevant port and aviation authorities.

• 2023

  First identified floatplane delivered

  [1]Isla Air Expressen.wikipedia.org

  The first identified aircraft, a DHC-6-300 Twin Otter registered 9H-PALMA, was delivered in June.

• 2019

  Airline established

  [1]Isla Air Expressen.wikipedia.org

  Isla Air Express was established as a start-up regional airline intended to develop seaplane links in the Balearic Islands.

A specialized regional seaplane airline offering direct port-area connections within the Balearic Islands and potentially between the islands and mainland Spain.

• Regional passenger aviation

  Balearic inter-island passenger service

  The planned core service is a regional passenger network connecting port areas in the Balearic Islands. The initial proposed route is Palma de Mallorca to Ibiza, with Formentera and Mahón identified for a later stage. The service is designed to offer direct island-to-island travel using floatplanes rather than requiring passengers to travel through conventional airports.

• Aircraft-based service · 2023

  DHC-6-300 Twin Otter floatplane operation

  Isla Air Express is built around de Havilland Canada DHC-6-300 Twin Otter floatplanes. The aircraft type supports short sectors and water-based operations with relatively limited capacity. The first referenced aircraft is 9H-PALMA, delivered in 2023, while 9H-IBIZA was expected to join the fleet in late 2024.

• Regional passenger aviation

  Mainland Spain extensions

  The network plan includes possible flights from the Balearic Islands to Valencia and Alicante on mainland Spain. These routes are described as future plans rather than confirmed operating services in the available material.

• 2024

  Commence operational testingProduct launch

  Background

  The airline needed to validate its proposed seaplane operations after obtaining permits from the Balearic Port Authority and the Spanish Aviation Safety and Security Agency.

  Action taken

  Test flights between islands began in November 2024, with operations linked to Mediterranean Coastal Airlines’ air operator certificate.

  Aftermath

  The testing marked progress toward the planned Palma–Ibiza service, although the available sources do not confirm the start date for regular passenger operations.

  Source

• 2019

  Adopt a Balearic seaplane network strategyStrategy

  Background

  The start-up was created to develop direct regional links between Balearic Islands using floatplanes and port-area infrastructure.

  Action taken

  Isla Air Express pursued a network model based on DHC-6 Twin Otter seaplanes, initially focusing on Palma de Mallorca and Ibiza and later considering additional islands and mainland destinations.

  Aftermath

  The strategy led to aircraft acquisition and regulatory preparation, followed by test flights in November 2024.

  Source

1. 1Isla Air Expressen.wikipedia.org