Nonstop flight route between Imphal, India and Barter Island, Alaska, United States:
Departure Airport:

Arrival Airport:

Distance from IMF to BTI:
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- About this route
- IMF Airport Information
- BTI Airport Information
- Facts about IMF
- Facts about BTI
- Map of Nearest Airports to IMF
- List of Nearest Airports to IMF
- Map of Furthest Airports from IMF
- List of Furthest Airports from IMF
- Map of Nearest Airports to BTI
- List of Nearest Airports to BTI
- Map of Furthest Airports from BTI
- List of Furthest Airports from BTI
About this route:
A direct, nonstop flight between Imphal International Airport (IMF), Imphal, India and Barter Island LRRS Airport (BTI), Barter Island, Alaska, United States would travel a Great Circle distance of 5,308 miles (or 8,542 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 Imphal International Airport and Barter Island LRRS 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 Imphal International Airport and Barter Island LRRS Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | IMF / VEIM |
Airport Name: | Imphal International Airport |
Location: | Imphal, India |
GPS Coordinates: | 24°45'36"N by 93°53'48"E |
Area Served: | Manipur, Nagaland, Mizoram, Assam, Meghalaya, Tripura, Arunachal Pradesh, Sikkim |
Operator/Owner: | Government of Manipur |
Airport Type: | Own Public Own Government |
Elevation: | 2540 feet (774 meters) |
# of Runways: | 1 |
View all routes: | Routes from IMF |
More Information: | IMF Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | BTI / PABA |
Airport Names: |
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Location: | Barter Island, Alaska, United States |
GPS Coordinates: | 70°8'2"N by 143°34'54"W |
Operator/Owner: | North Slope Borough |
Airport Type: | Public / Military |
Elevation: | 2 feet (1 meters) |
# of Runways: | 1 |
View all routes: | Routes from BTI |
More Information: | BTI Maps & Info |
Facts about Imphal International Airport (IMF):
- Imphal International Airport is served by both publicly and privately owned buses, as well as auto rickshaws, all of which offer transport to and from the city centre.
- The furthest airport from Imphal International Airport (IMF) is Chañaral Airport (CNR), which is located 11,465 miles (18,452 kilometers) away in Chañaral, Atacama Region, Chile.
- The closest airport to Imphal International Airport (IMF) is Silchar Airport (IXS), which is located 59 miles (94 kilometers) W of IMF.
- On 16 August 1991, Indian Airlines Flight 257 crashed while descending to Imphal Airport.
- Imphal International Airport (IMF) currently has only 1 runway.
- The airport comes under the administrative control of the Airports Authority of India.
Facts about Barter Island LRRS Airport (BTI):
- Each of the sites was staffed by civilian contract workers who had signed 18-month contracts, although they were visited by Air Force military personnel frequently.
- The closest airport to Barter Island LRRS Airport (BTI) is Deadhorse Airport (SCC), which is located 115 miles (184 kilometers) W of BTI.
- With the signing of the North American Air Defence Modernization agreement at the "Shamrock Summit" between Prime Minister Mulroney and President Reagan in Quebec City on 18 March 1985, the DEW Line began its eventual upgrading and transition becoming the North Warning System of today.
- In addition to being known as "Barter Island LRRS Airport", another name for BTI is "Barter Island LRRS BAR-MAIN".
- In 1998 Pacific Air Forces initiated "Operation Clean Sweep", in which abandoned Cold War stations in Alaska were remediated and the land restored to its previous state.
- Barter Island LRRS Airport (BTI) currently has only 1 runway.
- The furthest airport from Barter Island LRRS Airport (BTI) is Teniente Rodolfo Marsh Airport (TNM), which is located 10,003 miles (16,099 kilometers) away in Villa Las Estrellas, Antarctica.
- Because of Barter Island LRRS Airport's relatively low elevation of 2 feet, planes can take off or land at Barter Island LRRS 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.