Nonstop flight route between Atwater, California, United States and Aguadilla, Puerto Rico:
Departure Airport:

Arrival Airport:

Distance from MER to BQN:
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- About this route
- MER Airport Information
- BQN Airport Information
- Facts about MER
- Facts about BQN
- Map of Nearest Airports to MER
- List of Nearest Airports to MER
- Map of Furthest Airports from MER
- List of Furthest Airports from MER
- Map of Nearest Airports to BQN
- List of Nearest Airports to BQN
- Map of Furthest Airports from BQN
- List of Furthest Airports from BQN
About this route:
A direct, nonstop flight between Castle Airport (MER), Atwater, California, United States and Rafael Hernández Airport (BQN), Aguadilla, Puerto Rico would travel a Great Circle distance of 3,461 miles (or 5,571 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 Castle Airport and Rafael Hernández 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 Castle Airport and Rafael Hernández Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | MER / KMER |
Airport Name: | Castle Airport |
Location: | Atwater, California, United States |
GPS Coordinates: | 37°22'50"N by 120°34'5"W |
Operator/Owner: | Merced County Department of Commerce, Aviation, and Economic Development |
Airport Type: | Public |
Elevation: | 191 feet (58 meters) |
# of Runways: | 1 |
View all routes: | Routes from MER |
More Information: | MER Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | BQN / TJBQ |
Airport Name: | Rafael Hernández Airport |
Location: | Aguadilla, Puerto Rico |
GPS Coordinates: | 18°29'42"N by 67°7'45"W |
Area Served: | Aguadilla, Puerto Rico |
Operator/Owner: | Puerto Rico Ports Authority |
Airport Type: | Public |
Elevation: | 237 feet (72 meters) |
# of Runways: | 1 |
View all routes: | Routes from BQN |
More Information: | BQN Maps & Info |
Facts about Castle Airport (MER):
- The closest airport to Castle Airport (MER) is Merced Regional Airport (MCE), which is located only 7 miles (12 kilometers) SSE of MER.
- Castle Airport (MER) currently has only 1 runway.
- EPA investigations have been completed at multiple areas of contamination including landfills, discharge areas, chemical disposal areas, fire training areas, fuel spill areas, and polychlorinated biphenyl spill areas.
- Castle Air Museum is 500 yards away, displaying over 50 restored World War II, Korean War, and Cold War era aircraft.
- The furthest airport from Castle Airport (MER) is Tôlanaro Airport (FTU), which is located 11,312 miles (18,204 kilometers) away in Tôlanaro, Madagascar.
- The EPA currently has this base listed on their database due to the bulk wastes such as solvents, oils, fuels, and sludges which were disposed in pits at landfills around the base until 1977.
- Because of Castle Airport's relatively low elevation of 191 feet, planes can take off or land at Castle 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.
- In 2004, recommendations were made to relocate the 129th Rescue Wing of the California Air National Guard and its associated HC-130, MC-130 and HH-60 aircraft from Moffett Federal Airfield to the former Castle Air Force Base, now Castle Airport.
Facts about Rafael Hernández Airport (BQN):
- Rafael Hernández Airport (BQN) currently has only 1 runway.
- On February 20, 2012, it was announced by both the mayor of Aguadilla and the U.S.
- The furthest airport from Rafael Hernández Airport (BQN) is Barrow Island Airport (BWB), which is nearly antipodal to Rafael Hernández Airport (meaning Rafael Hernández Airport is almost on the exact opposite side of the Earth from Barrow Island Airport), and is located 12,204 miles (19,641 kilometers) away in Barrow Island, Western Australia, Australia.
- The north side of the airport consists of a passenger terminal with an international side capable of handling flights of over 200 passengers.
- Until 1974, the airport was an active military installation, Ramey Air Force Base, under the operational control of the Strategic Air Command.
- Because of Rafael Hernández Airport's relatively low elevation of 237 feet, planes can take off or land at Rafael Hernández 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.
- Since the closure of Ramey AFB in 1974, the airport's control tower had remained standing, but was non-operational, limiting the airport to UNICOM communication as an uncontrolled airport.
- The closest airport to Rafael Hernández Airport (BQN) is Eugenio María de Hostos Airport (MAZ), which is located only 17 miles (27 kilometers) S of BQN.