Nonstop flight route between San Sebastián, Spain and Springfield/Chicopee, Massachusetts, United States:
Departure Airport:

Arrival Airport:

Distance from EAS to CEF:
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- About this route
- EAS Airport Information
- CEF Airport Information
- Facts about EAS
- Facts about CEF
- Map of Nearest Airports to EAS
- List of Nearest Airports to EAS
- Map of Furthest Airports from EAS
- List of Furthest Airports from EAS
- Map of Nearest Airports to CEF
- List of Nearest Airports to CEF
- Map of Furthest Airports from CEF
- List of Furthest Airports from CEF
About this route:
A direct, nonstop flight between San Sebastián Airport (EAS), San Sebastián, Spain and Westover Air Reserve Base (CEF), Springfield/Chicopee, Massachusetts, United States would travel a Great Circle distance of 3,475 miles (or 5,593 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 San Sebastián Airport and Westover 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 San Sebastián Airport and Westover 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: | EAS / LESO |
Airport Name: | San Sebastián Airport |
Location: | San Sebastián, Spain |
GPS Coordinates: | 43°21'23"N by 1°47'26"W |
Area Served: | San Sebastián |
Operator/Owner: | Aena |
Airport Type: | Public |
Elevation: | 15 feet (5 meters) |
# of Runways: | 1 |
View all routes: | Routes from EAS |
More Information: | EAS Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | CEF / KCEF |
Airport Names: |
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Location: | Springfield/Chicopee, Massachusetts, United States |
GPS Coordinates: | 42°11'38"N by 72°32'4"W |
View all routes: | Routes from CEF |
More Information: | CEF Maps & Info |
Facts about San Sebastián Airport (EAS):
- San Sebastián Airport (EAS) currently has only 1 runway.
- The furthest airport from San Sebastián Airport (EAS) is Hood Aerodrome (MRO), which is nearly antipodal to San Sebastián Airport (meaning San Sebastián Airport is almost on the exact opposite side of the Earth from Hood Aerodrome), and is located 12,226 miles (19,676 kilometers) away in Masterton, New Zealand.
- Because of San Sebastián Airport's relatively low elevation of 15 feet, planes can take off or land at San Sebastián 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 closest airport to San Sebastián Airport (EAS) is Biarritz – Anglet – Bayonne Airport (BIQ), which is located only 15 miles (25 kilometers) ENE of EAS.
Facts about Westover Air Reserve Base (CEF):
- ADC established a more substantial presence in July 1957 when the 4729th Air Defense Group was activated.
- Due to its location, Westover is transitted by many different aircraft.
- On 6 April 1940, "Army Day" nationwide, the dedication, flag raising and ground breaking ceremony was held on site.
- In addition to being known as "Westover Air Reserve Base", another name for CEF is "Westover ARB".
- The first organization at the base was the 10th Signal Platoon in June 1940.
- The furthest airport from Westover Air Reserve Base (CEF) is Margaret River Airport (MGV), which is located 11,731 miles (18,880 kilometers) away in Margaret River, Western Australia, Australia.
- With the establishment of the United States Air Force in September 1947, the name of Westover Field was changed to Westover Air Force Base on 13 January 1948.
- Current military operations at Westover Air Reserve Base are centered around its exceptionally long runways.
- The closest airport to Westover Air Reserve Base (CEF) is Westfield-Barnes Regional Airport (BAF), which is located only 10 miles (15 kilometers) WSW of CEF.