AirportsDiomede Heliport is a heliport serving Diomede, in Alaska, United States. It has scheduled airline flights. Its IATA code, the three letters printed on tickets and baggage tags, is DIO.
Key facts
- IATA code
- DIO
- ICAO code
- PPDM
- City
- Diomede
- State or region
- Alaska
- Country
- United States
- Kind
- Heliport
- Coordinates
- 65.7584° N, 168.9537° W
- Elevation
- 6 m (20 ft)
- Runways
- 1
- Longest runway
- 20 m (64 ft)
Airport codes
On a ticket or a baggage tag, DIO means Diomede Heliport. Pilots and air traffic controllers use a different, four-letter ICAO code: PPDM. ICAO codes that begin with P belong to the North Pacific, including Alaska and Hawaii. How the two kinds of code differ.
Where it is
The airport lies at 65.7584° N, 168.9537° W. It stands 6 metres (20 feet) above sea level.
Runways
Diomede Heliport has 1 runway in the data. The longest is 20 metres (64 feet). That is a short runway, used mostly by propeller aircraft. Among the 675 airports of United States on this site with runway data, its longest runway ranks number 673.
| Runway | Length | Width | Surface | Lights |
|---|---|---|---|---|
| H1 | 20 m 64 ft | 20 m | Concrete | not listed |
The numbers in a runway name give its compass direction. How runway numbers work.
Nearest airports with scheduled flights
| Airport | Code | Distance |
|---|---|---|
| Wales AirportWales | WAA | 42 km |
| Tin City Long Range Radar Station AirportTin City | TNC | 52 km |
| Brevig Mission AirportBrevig Mission | KTS | 124 km |
| Teller AirportTeller | TLA | 134 km |
| Shishmaref AirportShishmaref | SHH | 141 km |
Distance to major airports
| To | Distance | Rough flying time |
|---|---|---|
| Delhi (DEL)India | 8,137 km | 10 h 20 min |
| Mumbai (BOM)India | 9,273 km | 11 h 40 min |
| Dubai (DXB)United Arab Emirates | 9,220 km | 11 h 35 min |
| London Heathrow (LHR)United Kingdom | 6,943 km | 8 h 50 min |
| New York JFK (JFK)United States | 6,176 km | 7 h 55 min |
| Los Angeles (LAX)United States | 4,835 km | 6 h 20 min |
| Singapore (SIN)Singapore | 9,736 km | 12 h 15 min |
| Tokyo Haneda (HND)Japan | 4,708 km | 6 h 10 min |
| Sydney (SYD)Australia | 11,603 km | 14 h 30 min |
Distances are the shortest path over the globe, worked out from the coordinates. Flying times are rough estimates for a direct jet flight. They do not mean that a direct flight exists. Work out the distance to any airport.
Airport data: OurAirports, as downloaded on 11 November 2026. This page does not show live flights, terminals or airlines. For those, use the airport's or the airline's own site. See About and data sources.