Nonstop flight route between Kathmandu, Nepal and San Juan, Puerto Rico:
Departure Airport:
 
    Arrival Airport:
 
    Distance from KTM to SIG:
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- About this route
- KTM Airport Information
- SIG Airport Information
- Facts about KTM
- Facts about SIG
- Map of Nearest Airports to KTM
- List of Nearest Airports to KTM
- Map of Furthest Airports from KTM
- List of Furthest Airports from KTM
- Map of Nearest Airports to SIG
- List of Nearest Airports to SIG
- Map of Furthest Airports from SIG
- List of Furthest Airports from SIG
About this route:
A direct, nonstop flight between Tribhuvan International Airport (KTM), Kathmandu, Nepal and Fernando Luis Ribas Dominicci Airport (SIG), San Juan, Puerto Rico would travel a Great Circle distance of 8,720 miles (or 14,033 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 Tribhuvan International Airport and Fernando Luis Ribas Dominicci 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 Tribhuvan International Airport and Fernando Luis Ribas Dominicci Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
| IATA / ICAO Codes: | KTM / VNKT | 
| Airport Names: | 
 | 
| Location: | Kathmandu, Nepal | 
| GPS Coordinates: | 27°41'47"N by 85°21'32"E | 
| Area Served: | Kathmandu, Nepal | 
| Operator/Owner: | Civil Aviation Authority of Nepal (CAAN) | 
| Airport Type: | Public | 
| Elevation: | 4390 feet (1,338 meters) | 
| # of Runways: | 1 | 
| View all routes: | Routes from KTM | 
| More Information: | KTM Maps & Info | 
Arrival Airport Information:
| IATA / ICAO Codes: | SIG / TJIG | 
| Airport Names: | 
 | 
| Location: | San Juan, Puerto Rico | 
| GPS Coordinates: | 18°27'24"N by 66°5'53"W | 
| Area Served: | San Juan, Puerto Rico | 
| Operator/Owner: | Puerto Rico Ports Authority | 
| Airport Type: | Public | 
| Elevation: | 9 feet (3 meters) | 
| # of Runways: | 1 | 
| View all routes: | Routes from SIG | 
| More Information: | SIG Maps & Info | 
Facts about Tribhuvan International Airport (KTM):
- The furthest airport from Tribhuvan International Airport (KTM) is Mataveri International Airport (IPC), which is located 11,530 miles (18,556 kilometers) away in Easter Island, Chile.
- Because of Tribhuvan International Airport's high elevation of 4,390 feet, planes must typically fly at a faster airspeed in order to takeoff or land at KTM. Combined with a high temperature, this could make KTM a "Hot & High" airport, where the air density is lower than it would otherwise be at sea level.
- Radisson Hotel Kathmandu operates an executive lounge for first and business class passengers for some airlines and Thai Airways International operates a business lounge for its business-class passengers, as well as Star Alliance Gold card holders.
- Tribhuvan International Airport (KTM) currently has only 1 runway.
- Tribhuvan International Airport handled 3,405,015 passengers last year.
- The closest airport to Tribhuvan International Airport (KTM) is Ramechhap Airport (RHP), which is located 48 miles (77 kilometers) ESE of KTM.
- The first jet aircraft to land at Tribhuvan was a Air india Boeing 707, which touched down on the 6,600 feet runway in 1967.
- In addition to being known as "Tribhuvan International Airport", another name for KTM is "त्रिभुवन अन्तर्राष्ट्रिय विमानस्थल".
Facts about Fernando Luis Ribas Dominicci Airport (SIG):
- The furthest airport from Fernando Luis Ribas Dominicci Airport (SIG) is Barrow Island Airport (BWB), which is nearly antipodal to Fernando Luis Ribas Dominicci Airport (meaning Fernando Luis Ribas Dominicci Airport is almost on the exact opposite side of the Earth from Barrow Island Airport), and is located 12,244 miles (19,704 kilometers) away in Barrow Island, Western Australia, Australia.
- The closest airport to Fernando Luis Ribas Dominicci Airport (SIG) is Luis Muñoz Marín International Airport (SJU), which is located only 6 miles (10 kilometers) E of SIG.
- Isla Grande was renamed in honor of United States Air Force Major Fernando Luis Ribas-Dominicci, an F-111 pilot who was killed in action during Operation El Dorado Canyon.
- Originally constructed by the U.S.
- In addition to being known as "Fernando Luis Ribas Dominicci Airport", another name for SIG is "Isla Grande AirportAeropuerto Isla Grande".
- Fernando Luis Ribas Dominicci Airport (SIG) currently has only 1 runway.
- The Puerto Rico National Guard Aviation Support Facility in Isla Verde is right next to the Fernando Luis Ribas Dominicci Airport.
- Fernando Luis Ribas Dominicci Airport covers an area of 102 acres at an elevation of 9 feet above mean sea level.
- Because of Fernando Luis Ribas Dominicci Airport's relatively low elevation of 9 feet, planes can take off or land at Fernando Luis Ribas Dominicci 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.




