Nonstop flight route between Mokuleia, Hawaii, United States and Knock, Ireland:
Departure Airport:

Arrival Airport:

Distance from HDH to NOC:
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- About this route
- HDH Airport Information
- NOC Airport Information
- Facts about HDH
- Facts about NOC
- Map of Nearest Airports to HDH
- List of Nearest Airports to HDH
- Map of Furthest Airports from HDH
- List of Furthest Airports from HDH
- Map of Nearest Airports to NOC
- List of Nearest Airports to NOC
- Map of Furthest Airports from NOC
- List of Furthest Airports from NOC
About this route:
A direct, nonstop flight between Dillingham Airfield (HDH), Mokuleia, Hawaii, United States and Ireland West Airport Knock (NOC), Knock, Ireland would travel a Great Circle distance of 6,911 miles (or 11,123 kilometers).
A Great Circle is the shortest distance between 2 points on a sphere. Because most world maps are flat (but the Earth is round), the route of the shortest distance between 2 points on the Earth will often appear curved when viewed on a flat map, especially for long distances. If you were to simply draw a straight line on a flat map and measure a very long distance, it would likely be much further than if you were to lay a string between those two points on a globe. Because of the large distance between Dillingham Airfield and Ireland West Airport Knock, the route shown on this map most likely appears curved because of this reason.
Try it at home! Get a globe and tightly lay a string between Dillingham Airfield and Ireland West Airport Knock. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | HDH / PHDH |
Airport Name: | Dillingham Airfield |
Location: | Mokuleia, Hawaii, United States |
GPS Coordinates: | 21°34'45"N by 158°11'49"W |
Operator/Owner: | U.S. Army |
Airport Type: | Public / Military |
Elevation: | 14 feet (4 meters) |
# of Runways: | 1 |
View all routes: | Routes from HDH |
More Information: | HDH Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | NOC / EIKN |
Airport Names: |
|
Location: | Knock, Ireland |
GPS Coordinates: | 53°54'37"N by 8°49'6"W |
Area Served: | Connacht, Ireland |
Airport Type: | Public |
Elevation: | 665 feet (203 meters) |
# of Runways: | 1 |
View all routes: | Routes from NOC |
More Information: | NOC Maps & Info |
Facts about Dillingham Airfield (HDH):
- The closest airport to Dillingham Airfield (HDH) is Wheeler AAF (HHI), which is located only 12 miles (19 kilometers) ESE of HDH.
- Because of Dillingham Airfield's relatively low elevation of 14 feet, planes can take off or land at Dillingham Airfield at a lower air speed than at airports located at a higher elevation. This is because the air density is higher closer to sea level than it would otherwise be at higher elevations.
- Dillingham Airfield (HDH) currently has only 1 runway.
- A communications station called Camp Kawaihapai was established here in 1922 on 67 acres along the Oahu Railway and Land Company line.
- Dillingham Airfield is part of a centralized state structure governing all of the airports and seaports of Hawaii.
- In 1962, the State of Hawaii leased Dillingham for general aviation use.
- The furthest airport from Dillingham Airfield (HDH) is Ghanzi Airport (GNZ), which is nearly antipodal to Dillingham Airfield (meaning Dillingham Airfield is almost on the exact opposite side of the Earth from Ghanzi Airport), and is located 12,425 miles (19,995 kilometers) away in Ghanzi, Botswana.
Facts about Ireland West Airport Knock (NOC):
- The furthest airport from Ireland West Airport Knock (NOC) is Ryan's Creek Aerodrome (SZS), which is located 11,934 miles (19,206 kilometers) away in Stewart Island, New Zealand.
- On 21 February 2007, the Government of Ireland announced that it was making a €27 million capital grant.
- In 2008 a record 629,000 passengers used the airport, a 13% rise compared to the previous year.
- The closest airport to Ireland West Airport Knock (NOC) is Sligo Airport (SXL), which is located 27 miles (44 kilometers) NNE of NOC.
- Because of Ireland West Airport Knock's relatively low elevation of 665 feet, planes can take off or land at Ireland West Airport Knock at a lower air speed than at airports located at a higher elevation. This is because the air density is higher closer to sea level than it would otherwise be at higher elevations.
- In 2013, Ryanair launched a weekly summer route to Malaga on thursdays.
- Ireland West Airport Knock handled 665,000 passengers last year.
- 2007 was a notable year, with scheduled transatlantic services to New York and Boston commencing in May, operated by the now-defunct Flyglobespan.
- In addition to being known as "Ireland West Airport Knock", other names for NOC include "Horan International Airport" and "Aerfort Iarthar Éireann".
- Ireland West Airport Knock (NOC) currently has only 1 runway.