Nonstop flight route between Hilo, Hawaii, United States and Hagåtña, Guam:
Departure Airport:
Arrival Airport:
Distance from ITO to GUM:
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- About this route
 - ITO Airport Information
 - GUM Airport Information
 - Facts about ITO
 - Facts about GUM
 - Map of Nearest Airports to ITO
 - List of Nearest Airports to ITO
 - Map of Furthest Airports from ITO
 - List of Furthest Airports from ITO
 - Map of Nearest Airports to GUM
 - List of Nearest Airports to GUM
 - Map of Furthest Airports from GUM
 - List of Furthest Airports from GUM
 
About this route:
A direct, nonstop flight between Hilo International Airport (ITO), Hilo, Hawaii, United States and Guam International Airport (GUM), Hagåtña, Guam would travel a Great Circle distance of 3,987 miles (or 6,417 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 Hilo International Airport and Guam International Airport, 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 Hilo International Airport and Guam International Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
| IATA / ICAO Codes: | ITO / PHTO | 
| Airport Name: | Hilo International Airport | 
| Location: | Hilo, Hawaii, United States | 
| GPS Coordinates: | 19°43'13"N by 155°2'53"W | 
| Operator/Owner: | Hawaiʻi State Department of Transportation | 
| Airport Type: | Public | 
| Elevation: | 38 feet (12 meters) | 
| # of Runways: | 2 | 
| View all routes: | Routes from ITO | 
| More Information: | ITO Maps & Info | 
Arrival Airport Information:
| IATA / ICAO Codes: | GUM / PGUM | 
| Airport Names: | 
                    
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| Location: | Hagåtña, Guam | 
| GPS Coordinates: | 13°29'2"N by 144°47'49"E | 
| Area Served: | Guam | 
| Operator/Owner: | A.B. Won Pat International Airport Authority, Guam | 
| Airport Type: | Public | 
| Elevation: | 297 feet (91 meters) | 
| # of Runways: | 2 | 
| View all routes: | Routes from GUM | 
| More Information: | GUM Maps & Info | 
Facts about Hilo International Airport (ITO):
- Hilo International Airport (ITO) has 2 runways.
 - Hilo International Airport's proximity to residential areas has made noise abatement a persistent concern in the airport's development and operations.
 - The closest airport to Hilo International Airport (ITO) is Pōhakuloa Training Area (BSF), which is located 44 miles (71 kilometers) W of ITO.
 - The end of the war did not immediately bring about a return to civilian control of General Lyman Field.
 - At the same time, the state's other major airports added overseas service.
 - Hilo International Airport has two runways.
 - The furthest airport from Hilo International Airport (ITO) is Maun Airport (MUB), which is nearly antipodal to Hilo International Airport (meaning Hilo International Airport is almost on the exact opposite side of the Earth from Maun Airport), and is located 12,336 miles (19,854 kilometers) away in Maun, Botswana.
 - Because of Hilo International Airport's relatively low elevation of 38 feet, planes can take off or land at Hilo International Airport 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.
 - Hilo International Airport handled 1,279,342 passengers last year.
 - In 1927 the Territory of Hawaii legislature passed Act 257, authorizing the expenditure of $25,000 for the construction of a landing strip in Hilo.
 
Facts about Guam International Airport (GUM):
- The original design is said to be compliant with security standards at the time of opening.
 - Transit passengers are also inspected by the USCBP before being allowed to proceed to their connecting gate.
 - Because of Guam International Airport's relatively low elevation of 297 feet, planes can take off or land at Guam International Airport 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.
 - After the war, the USAAF used the airfield for fighter defense of the Marianas, until early 1947 and as a transport hub.
 - For a comprehensive list of all accidents relating to Guam, visit the Aviation Safety Network database by linking to it from the external links section below.
 - The closest airport to Guam International Airport (GUM) is Andersen Air Force Base (UAM), which is located only 11 miles (17 kilometers) NE of GUM.
 - Guam International Airport (GUM) has 2 runways.
 - In addition to being known as "Guam International Airport", another name for GUM is "Antonio B. Won Pat International Airport".
 - Guam International Airport handled 2,807,205 passengers last year.
 - The furthest airport from Guam International Airport (GUM) is Salvador-Deputado Luís Eduardo Magalhães International Airport (2 de Julho) (SSA), which is nearly antipodal to Guam International Airport (meaning Guam International Airport is almost on the exact opposite side of the Earth from Salvador-Deputado Luís Eduardo Magalhães International Airport (2 de Julho)), and is located 12,223 miles (19,671 kilometers) away in Salvador, Bahia, Brazil.
 
