Nonstop flight route between Changi, Singapore and Louisville, Kentucky, United States:

About this route:

A direct, nonstop flight between Singapore Changi Airport (SIN), Changi, Singapore and Louisville International Airport (SDF), Louisville, Kentucky, United States would travel a Great Circle distance of 9,636 miles (or 15,507 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 Singapore Changi Airport and Louisville 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 Singapore Changi Airport and Louisville International Airport. You'll see that it will travel the same route of the red line on this map!

Departure Airport Information:

Arrival Airport Information:

Facts about Singapore Changi Airport (SIN):

• In 2006, a short runway ) was opened for Changi Air Base on the site, an interim measure in preparation for its eventual expansion for passenger flights.
• Singapore Changi Airport (SIN) has 3 runways.
• Singapore Changi Airport, Changi International Airport, or simply Changi Airport, is the main airport in Singapore.
• The contractor was Penta-Ocean Construction, a Japanese construction firm directly involved in numerous land reclamation projects in Singapore.
• In addition to being known as "Singapore Changi Airport", other names for SIN include "Lapangan Terbang Antarabangsa Changi Singapura", "新加坡樟宜机场(Xīnjiāpō Zhāngyí Jīchǎng)" and "சிங்கப்பூர் சாங்கி விமானநிலையம் (Ciṅkappūr Cāṅki Vimana Nilaiyam)".
• In 2013, the airport handled 53.1 million passengers, a 5% increase over the previous year.
• The furthest airport from Singapore Changi Airport (SIN) is Francisco de Orellana Airport (OCC), which is nearly antipodal to Singapore Changi Airport (meaning Singapore Changi Airport is almost on the exact opposite side of the Earth from Francisco de Orellana Airport), and is located 12,345 miles (19,868 kilometers) away in Coca, Ecuador.
• The closest airport to Singapore Changi Airport (SIN) is Paya Lebar Air Base (PLAB) (QPG), which is located only 6 miles (9 kilometers) W of SIN.
• Because of Singapore Changi Airport's relatively low elevation of 22 feet, planes can take off or land at Singapore Changi 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 master plan for the existing airport initially involved a dual-terminal and dual-runway configuration over two phases with provisions for another two passenger terminals in the near future.

Facts about Louisville International Airport (SDF):

• The closest airport to Louisville International Airport (SDF) is Bowman Field (LOU), which is located only 5 miles (9 kilometers) NE of SDF.
• Until around 1947 Bowman Field was Louisville's main airport.
• Standiford Field was built by the Army Corps of Engineers in 1941 on a parcel of land south of Louisville that was found not to have flooded during the Ohio River flood of 1937.
• In addition to being known as "Louisville International Airport", another name for SDF is "Standiford Field".
• Louisville International Airport (SDF) has 3 runways.
• Louisville International-Standiford Field covers 1,200 acres at an elevation of 501 feet above mean sea level.
• Because of Louisville International Airport's relatively low elevation of 501 feet, planes can take off or land at Louisville 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.
• The furthest airport from Louisville International Airport (SDF) is Margaret River Airport (MGV), which is located 11,239 miles (18,088 kilometers) away in Margaret River, Western Australia, Australia.
• In addition to commercial air traffic there is a significant amount of general aviation activity at Louisville International Airport, for business travel and other purposes.
• Louisville International Airport handled 3,349,162 passengers last year.