HD Airline Code, Hokkaido International Airlines
HD is the IATA airline code for Hokkaido International Airlines, based in Japan. Its ICAO code is ADO and its radio callsign is "Air Do".
What airline is HD?
HD is the IATA airline code for Hokkaido International Airlines, based in Japan. Its ICAO code is ADO and its radio callsign is "Air Do".
The open dataset lists 26 scheduled routes for the carrier. You will see HD as the two-character prefix on its flight numbers, for example HD123.
| IATA airline code | HD |
|---|---|
| ICAO airline code | ADO |
| Radio callsign | Air Do |
| Country | Japan |
| Scheduled routes | 26 (ranked #308) |
| Most routes at | CTS Sapporo |
| Status | Active |
What is the airline code for Hokkaido International Airlines?
The IATA airline code for Hokkaido International Airlines is HD, and its ICAO code is ADO. The two-character IATA code prefixes the carrier's flight numbers, for example HD123.
IATA airline codes are two characters and can reuse letters over time, so a retired airline's code may later be assigned to another carrier. ICAO codes are three letters and are more stable, which is why flight plans use them.
Which airport does Hokkaido International Airlines serve most?
Hokkaido International Airlines (HD) appears on more routes at CTS, Sapporo, than at any other airport in the open route dataset.
The airports Hokkaido International Airlines appears at most often in that dataset, most routes first:
Routes flown by Hokkaido International Airlines
The busiest pairs Hokkaido International Airlines (HD) is listed as operating in the open route dataset (codeshare-only listings excluded), with distance and typical flight time:
Route and carrier data comes from the OpenFlights open dataset, regenerated here on . It is a historical snapshot of scheduled connections, not a live schedule, and it includes codeshare listings, so some carriers shown may no longer operate the route or exist. How we build this · Data and sources.
Frequently asked questions
What is the ICAO code for Hokkaido International Airlines?
Hokkaido International Airlines uses the ICAO airline code ADO and the radio callsign "Air Do". Flight plans and air traffic control use ADO, while tickets and schedules use HD.
What is the radio callsign for Hokkaido International Airlines?
Air traffic control refers to Hokkaido International Airlines by the radio callsign "Air Do".
What country is Hokkaido International Airlines based in?
Hokkaido International Airlines (HD) is based in Japan.
What is the abbreviation for Hokkaido International Airlines?
The two-character IATA abbreviation for Hokkaido International Airlines is HD, and its three-letter ICAO code is ADO.
How many routes does Hokkaido International Airlines fly?
The open route dataset lists 26 route entries for Hokkaido International Airlines, codeshare listings included, which ranks the carrier number 308 by that count. The route table below shows only the pairs Hokkaido International Airlines is listed as operating.