Nonstop flight route between Sofia, Bulgaria and De Ridder, Louisiana, United States:
Departure Airport:
Arrival Airport:
Distance from SOF to DRI:
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- About this route
 - SOF Airport Information
 - DRI Airport Information
 - Facts about SOF
 - Facts about DRI
 - Map of Nearest Airports to SOF
 - List of Nearest Airports to SOF
 - Map of Furthest Airports from SOF
 - List of Furthest Airports from SOF
 - Map of Nearest Airports to DRI
 - List of Nearest Airports to DRI
 - Map of Furthest Airports from DRI
 - List of Furthest Airports from DRI
 
About this route:
A direct, nonstop flight between Sofia Airport Vrazhdebna (SOF), Sofia, Bulgaria and Beauregard Regional AirportDeRidder Army Air Base (DRI), De Ridder, Louisiana, United States would travel a Great Circle distance of 5,967 miles (or 9,603 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 Sofia Airport Vrazhdebna and Beauregard Regional AirportDeRidder Army Air Base, 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 Sofia Airport Vrazhdebna and Beauregard Regional AirportDeRidder Army Air Base. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
| IATA / ICAO Codes: | SOF / LBSF | 
| Airport Names: | 
                    
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| Location: | Sofia, Bulgaria | 
| GPS Coordinates: | 42°41'42"N by 23°24'29"E | 
| Area Served: | Sofia, Bulgaria | 
| Operator/Owner: | Sofia Airport EAD | 
| Airport Type: | Public | 
| Elevation: | 1742 feet (531 meters) | 
| # of Runways: | 1 | 
| View all routes: | Routes from SOF | 
| More Information: | SOF Maps & Info | 
Arrival Airport Information:
| IATA / ICAO Codes: | DRI / KDRI | 
| Airport Name: | Beauregard Regional AirportDeRidder Army Air Base | 
| Location: | De Ridder, Louisiana, United States | 
| GPS Coordinates: | 30°49'54"N by 93°20'24"W | 
| Area Served: | De Ridder, Louisiana | 
| Operator/Owner: | Beauregard Parish | 
| Airport Type: | Public | 
| Elevation: | 202 feet (62 meters) | 
| # of Runways: | 2 | 
| View all routes: | Routes from DRI | 
| More Information: | DRI Maps & Info | 
Facts about Sofia Airport Vrazhdebna (SOF):
- In addition to being known as "Sofia Airport Vrazhdebna", other names for SOF include "Vrazhdebna Airport" and "Летище София".
 - According to the plan a new Sofia airport terminal was built to the east of the old terminal and a second runway was constructed alongside the existing one.
 - Total cost of the project was planned at 200 million euros.
 - The Sofia Airport Centre, a premiere corporate office, hospitality and logistics centre in Bulgaria is being constructed in the vicinity.
 - The closest airport to Sofia Airport Vrazhdebna (SOF) is Plovdiv Airport (PDV), which is located 86 miles (138 kilometers) ESE of SOF.
 - The furthest airport from Sofia Airport Vrazhdebna (SOF) is Chatham Islands (CHT), which is located 11,437 miles (18,405 kilometers) away in Waitangi, Chatham Islands, New Zealand.
 - Sofia Airport Vrazhdebna (SOF) currently has only 1 runway.
 - The construction of the new Sofia tower is related to the reconstruction and development of Sofia Airport and is the natural extension of the development of the airport complex.
 - The project for the construction of a new airport control tower at Sofia Airport commenced on 16 June 2006 with a decision of the BULATSA Management Board.
 - Sofia Airport Vrazhdebna handled 350,432 passengers last year.
 - By the late 1970s, the terminal was handling in the region of three million passengers a year, a million of them on domestic routes.
 
Facts about Beauregard Regional AirportDeRidder Army Air Base (DRI):
- The Beauregard Parish Police Jury bought the previously leased 160 acres plus an additional 280 acres for $11,000.
 - The Beauregard Parish Police Jury assumed responsibility for the airport that year.
 - Because of Beauregard Regional AirportDeRidder Army Air Base's relatively low elevation of 202 feet, planes can take off or land at Beauregard Regional AirportDeRidder Army Air Base 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 Beauregard Regional AirportDeRidder Army Air Base (DRI) is Chennault International Airport (CWF), which is located 44 miles (72 kilometers) SSE of DRI.
 - The furthest airport from Beauregard Regional AirportDeRidder Army Air Base (DRI) is Cocos (Keeling) Island Airport (CCK), which is located 10,994 miles (17,693 kilometers) away in Cocos Islands, Australia.
 - Beauregard Regional AirportDeRidder Army Air Base (DRI) has 2 runways.
 
