Nonstop flight route between Siena, Italy and Hay River, Northwest Territories, Canada:
Departure Airport:
 
    Arrival Airport:
 
    Distance from SAY to YHY:
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- About this route
- SAY Airport Information
- YHY Airport Information
- Facts about SAY
- Facts about YHY
- Map of Nearest Airports to SAY
- List of Nearest Airports to SAY
- Map of Furthest Airports from SAY
- List of Furthest Airports from SAY
- Map of Nearest Airports to YHY
- List of Nearest Airports to YHY
- Map of Furthest Airports from YHY
- List of Furthest Airports from YHY
About this route:
A direct, nonstop flight between Siena-Ampugnano Airport (SAY), Siena, Italy and Hay River/Merlyn Carter Airport (YHY), Hay River, Northwest Territories, Canada would travel a Great Circle distance of 4,655 miles (or 7,492 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 Siena-Ampugnano Airport and Hay River/Merlyn Carter 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 Siena-Ampugnano Airport and Hay River/Merlyn Carter Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
| IATA / ICAO Codes: | SAY / LIQS | 
| Airport Names: | 
 | 
| Location: | Siena, Italy | 
| GPS Coordinates: | 43°15'23"N by 11°15'18"E | 
| Area Served: | Siena, Tuscany, Italy | 
| Operator/Owner: | Aeroporto di Siena S.p.A. | 
| Airport Type: | Military / Public | 
| Elevation: | 634 feet (193 meters) | 
| # of Runways: | 1 | 
| View all routes: | Routes from SAY | 
| More Information: | SAY Maps & Info | 
Arrival Airport Information:
| IATA / ICAO Codes: | YHY / CYHY | 
| Airport Name: | Hay River/Merlyn Carter Airport | 
| Location: | Hay River, Northwest Territories, Canada | 
| GPS Coordinates: | 60°50'22"N by 115°46'58"W | 
| Operator/Owner: | Government of the Northwest Territories | 
| Airport Type: | Public | 
| Elevation: | 541 feet (165 meters) | 
| # of Runways: | 2 | 
| View all routes: | Routes from YHY | 
| More Information: | YHY Maps & Info | 
Facts about Siena-Ampugnano Airport (SAY):
- Because of Siena-Ampugnano Airport's relatively low elevation of 634 feet, planes can take off or land at Siena-Ampugnano 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.
- Siena-Ampugnano Airport handled 3,745 passengers last year.
- In addition to being known as "Siena-Ampugnano Airport", other names for SAY include "Aeroporto di Siena-Ampugnano" and "Siena-Ampugnano".
- Siena-Ampugnano Airport (SAY) currently has only 1 runway.
- The furthest airport from Siena-Ampugnano Airport (SAY) is Chatham Islands (CHT), which is nearly antipodal to Siena-Ampugnano Airport (meaning Siena-Ampugnano Airport is almost on the exact opposite side of the Earth from Chatham Islands), and is located 12,049 miles (19,391 kilometers) away in Waitangi, Chatham Islands, New Zealand.
- The closest airport to Siena-Ampugnano Airport (SAY) is Grosseto Airport (GRS), which is located 36 miles (57 kilometers) SSW of SAY.
- During World War II, the facility was known as Malignano Airfield.
Facts about Hay River/Merlyn Carter Airport (YHY):
- Hay River/Merlyn Carter Airport (YHY) has 2 runways.
- The furthest airport from Hay River/Merlyn Carter Airport (YHY) is Port Alfred Airport (AFD), which is located 9,926 miles (15,974 kilometers) away in Port Alfred, South Africa.
- Because of Hay River/Merlyn Carter Airport's relatively low elevation of 541 feet, planes can take off or land at Hay River/Merlyn Carter 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.
- The closest airport to Hay River/Merlyn Carter Airport (YHY) is Fort Resolution Airport (YFR), which is located 74 miles (119 kilometers) ENE of YHY.




