Nonstop flight route between Siena, Italy and Willows, California, United States:
Departure Airport:
 
    Arrival Airport:
 
    Distance from SAY to WLW:
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- About this route
- SAY Airport Information
- WLW Airport Information
- Facts about SAY
- Facts about WLW
- 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 WLW
- List of Nearest Airports to WLW
- Map of Furthest Airports from WLW
- List of Furthest Airports from WLW
About this route:
A direct, nonstop flight between Siena-Ampugnano Airport (SAY), Siena, Italy and Willows-Glenn County Airport (WLW), Willows, California, United States would travel a Great Circle distance of 6,022 miles (or 9,692 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 Willows-Glenn County 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 Willows-Glenn County 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: | WLW / KWLW | 
| Airport Name: | Willows-Glenn County Airport | 
| Location: | Willows, California, United States | 
| GPS Coordinates: | 39°30'56"N by 122°13'1"W | 
| Area Served: | Willows, California | 
| Operator/Owner: | County of Glenn | 
| Airport Type: | Public | 
| Elevation: | 141 feet (43 meters) | 
| # of Runways: | 2 | 
| View all routes: | Routes from WLW | 
| More Information: | WLW 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.
- In addition to being known as "Siena-Ampugnano Airport", other names for SAY include "Aeroporto di Siena-Ampugnano" and "Siena-Ampugnano".
- Siena-Ampugnano Airport is a small military airfield near Siena, in Tuscany, Italy.
- The site has recently been proposed for a new international airport capable of handling 4 million passengers a year by 2020.
- Siena-Ampugnano Airport handled 3,745 passengers last year.
- Siena-Ampugnano Airport (SAY) currently has only 1 runway.
- The closest airport to Siena-Ampugnano Airport (SAY) is Grosseto Airport (GRS), which is located 36 miles (57 kilometers) SSW of SAY.
- 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.
Facts about Willows-Glenn County Airport (WLW):
- Willows-Glenn County Airport (WLW) has 2 runways.
- The closest airport to Willows-Glenn County Airport (WLW) is Chico Municipal Airport (CIC), which is located 27 miles (44 kilometers) NE of WLW.
- The furthest airport from Willows-Glenn County Airport (WLW) is Tôlanaro Airport (FTU), which is located 11,255 miles (18,114 kilometers) away in Tôlanaro, Madagascar.
- Because of Willows-Glenn County Airport's relatively low elevation of 141 feet, planes can take off or land at Willows-Glenn County 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 War Department acquired 318.2 acres by a lease with Glenn County, California, in 1942.




