Nonstop flight route between Phrae, Thailand and Riverside, California, United States:
Departure Airport:

Arrival Airport:

Distance from PRH to RIV:
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- About this route
- PRH Airport Information
- RIV Airport Information
- Facts about PRH
- Facts about RIV
- Map of Nearest Airports to PRH
- List of Nearest Airports to PRH
- Map of Furthest Airports from PRH
- List of Furthest Airports from PRH
- 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 Phrae Airport (PRH), Phrae, Thailand and March Air Reserve Base (RIV), Riverside, California, United States would travel a Great Circle distance of 8,080 miles (or 13,003 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 Phrae Airport 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 Phrae Airport 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: | PRH / VTCP |
Airport Name: | Phrae Airport |
Location: | Phrae, Thailand |
GPS Coordinates: | 18°7'55"N by 100°9'54"E |
Elevation: | 0 feet (0 meters) |
View all routes: | Routes from PRH |
More Information: | PRH 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 Phrae Airport (PRH):
- Because of Phrae Airport's relatively low elevation of 0 feet, planes can take off or land at Phrae 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 Phrae Airport (PRH) is Capitán FAP Renán Elías Olivera International Airport (PIO), which is nearly antipodal to Phrae Airport (meaning Phrae Airport is almost on the exact opposite side of the Earth from Capitán FAP Renán Elías Olivera International Airport), and is located 12,050 miles (19,393 kilometers) away in Pisco, Peru.
- The closest airport to Phrae Airport (PRH) is Lampang Airport (LPT), which is located 44 miles (71 kilometers) WNW of PRH.
Facts about March Air Reserve Base (RIV):
- The closest airport to March Air Reserve Base (RIV) is Flabob Airport (RIR), which is located only 11 miles (18 kilometers) NW of RIV.
- After the war, March was assigned to the new Tactical Air Command as part of the postwar reorganization of the Army Air Force.
- The Army quickly set about establishing the new air field.
- The signing of the armistice in November 1918 did not halt training at March Field.
- The March Field Airfest, also known as Thunder Over the Empire, is a biennial air show held at March.
- 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.
- At the same time, the War Department announced its intentions to build several new military installations.
- 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.
- The 1st Fighter Group formed its own aerial demonstration team in January 1950.