Nonstop flight route between Port Clarence, Alaska, United States and Riverside, California, United States:
Departure Airport:
 
    Arrival Airport:
 
    Distance from KPC to RIV:
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- About this route
- KPC Airport Information
- RIV Airport Information
- Facts about KPC
- Facts about RIV
- Map of Nearest Airports to KPC
- List of Nearest Airports to KPC
- Map of Furthest Airports from KPC
- List of Furthest Airports from KPC
- Map of Nearest Airports to RIV
- List of Nearest Airports to RIV
- Map of Furthest Airports from RIV
- List of Furthest Airports from RIV
About this route:
A direct, nonstop flight between Port Clarence Coast Guard Station (KPC), Port Clarence, Alaska, United States and March Air Reserve Base (RIV), Riverside, California, United States would travel a Great Circle distance of 2,970 miles (or 4,780 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 Port Clarence Coast Guard Station and March Air Reserve 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 Port Clarence Coast Guard Station and March Air Reserve Base. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
| IATA / ICAO Codes: | KPC / PAPC | 
| Airport Name: | Port Clarence Coast Guard Station | 
| Location: | Port Clarence, Alaska, United States | 
| GPS Coordinates: | 65°15'12"N by 166°51'30"W | 
| Area Served: | Port Clarence, Alaska | 
| Operator/Owner: | U.S. Government | 
| Airport Type: | Private | 
| Elevation: | 10 feet (3 meters) | 
| # of Runways: | 1 | 
| View all routes: | Routes from KPC | 
| More Information: | KPC Maps & Info | 
Arrival Airport Information:
| IATA / ICAO Codes: | RIV / KRIV | 
| Airport Name: | March Air Reserve Base | 
| Location: | Riverside, California, United States | 
| GPS Coordinates: | 33°52'50"N by 117°15'33"W | 
| View all routes: | Routes from RIV | 
| More Information: | RIV Maps & Info | 
Facts about Port Clarence Coast Guard Station (KPC):
- Port Clarence Coast Guard Station (KPC) currently has only 1 runway.
- The closest airport to Port Clarence Coast Guard Station (KPC) is Brevig Mission Airport (KTS), which is located only 13 miles (20 kilometers) ENE of KPC.
- The furthest airport from Port Clarence Coast Guard Station (KPC) is Teniente Rodolfo Marsh Airport (TNM), which is located 10,342 miles (16,644 kilometers) away in Villa Las Estrellas, Antarctica.
- Because of Port Clarence Coast Guard Station's relatively low elevation of 10 feet, planes can take off or land at Port Clarence Coast Guard Station 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.
Facts about March Air Reserve Base (RIV):
- In 1947, the 67th Tactical Reconnaissance Group was activated as part of a service-wide, wing-base test and assigned to March.
- March Air Reserve Base, previously known as March Air Force Base is located in Riverside County, California between the cities of Riverside and Moreno Valley.
- The March Field Airfest, also known as Thunder Over the Empire, is a biennial air show held at March.
- The closest airport to March Air Reserve Base (RIV) is Flabob Airport (RIR), which is located only 11 miles (18 kilometers) NW of RIV.
- The furthest airport from March Air Reserve Base (RIV) is Pierrefonds Airport (ZSE), which is located 11,461 miles (18,445 kilometers) away in Saint-Pierre, Réunion.
- With the sudden end of World War I in November 1918, the future operational status of March Field was unknown.
- Other activities at March ARB include F-16C/D alert site operations of the California Air National Guard's 144th Fighter Wing, which is also operationally-gained by ACC.
- Few members of the 1st Fighter Group foresaw subsequent difficulties in the summer of 1946 as they trained with their new jet fighters.




