Hokkaido International Airlines

Hokkaido International Airlines, commonly known as Air Do, is a Japanese regional airline headquartered in Sapporo, Hokkaido. Operating under the IATA code HD and ICAO code ADO, the carrier was founded in 1996 with the primary objective of introducing competition to the heavily monopolised air travel market serving Japan’s northernmost main island. The airline commenced flight operations in December 1998, initially as a low‑cost alternative to the dominant legacy carriers. Ownership has evolved over time: originally established by a consortium of local government bodies and private investors, Air Do was listed on the Tokyo Stock Exchange in 2004. In 2020, ANA Holdings—the parent company of All Nippon Airways—acquired a majority stake, integrating Air Do into its broader regional network while preserving its distinct brand identity and operational independence. This strategic partnership has allowed the airline to benefit from shared resources, codeshare agreements, and improved connectivity without losing its dedicated Hokkaido focus.

The airline operates an all‑Boeing fleet composed primarily of narrow‑body and medium‑range aircraft, tailored for high‑frequency services from its Hokkaido bases. Over the years, Air Do has phased out earlier models such as the Boeing 767‑200, replacing them with more fuel‑efficient and comfortable variants. The current fleet consists of Boeing 767‑300ERs and Boeing 737‑800s, both of which are configured in a single‑class layout to maximise capacity and maintain low operating costs. This fleet composition reflects the carrier’s emphasis on point‑to‑point efficiency, enabling it to offer competitive fares while maintaining credible on‑time performance. The airline has occasionally wet‑leased aircraft from other operators to manage seasonal demand fluctuations, but it remains committed to a homogenised Boeing fleet for maintenance simplicity and crew flexibility.

Air Do’s primary hub and home airport is New Chitose Airport, situated near Sapporo, which serves as the central operational base for its extensive domestic network. The airline also maintains a significant presence at Sapporo Okadama Airport, which handles a smaller number of flights, as well as a secondary focus at Tokyo’s Haneda Airport, allowing it to feed into one of the world’s busiest domestic air travel markets. The carrier’s operational model is best described as a regional low‑cost carrier (LCC) with hybrid elements: it offers a straightforward, no‑frills product in a single economy class cabin, yet includes complementary services such as a standard baggage allowance and a loyalty programme called “My Air Do” that provides points redeemable on flights. While Air Do is not a member of any global airline alliance, it maintains extensive codeshare and interline agreements with ANA and other regional partners, enabling passengers to book seamless connecting itineraries beyond its own route map.

A notable milestone in Air Do’s history is its role as the first airline to break the decades‑long duopoly of Japan Airlines and All Nippon Airways on routes connecting Hokkaido with the mainland, thereby lowering fares and increasing consumer choice. The company quickly gained a reputation for punctuality and operational reliability, earning it multiple industry awards for on‑time performance in Japan. In 2021, it was recognised by the Japan Aviation Association for achieving the highest departure punctuality rate among domestic airlines. Despite competitive pressures and the impact of the COVID‑19 pandemic, Air Do has maintained its position as a vital transport link for Hokkaido residents and visitors alike, and its integration into the ANA Holdings group has strengthened its financial resilience while preserving the local character that defines its brand. As a dedicated Hokkaido‑focused carrier, Air Do remains a key player in Japan’s domestic aviation landscape, consistently adapting its strategy to balance cost efficiency with the needs of a region that depends heavily on air travel.