Nonstop flight route between Crescent City, California, United States and Shannon (County Clare), Ireland:
Departure Airport:

Arrival Airport:

Distance from CEC to SNN:
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- About this route
- CEC Airport Information
- SNN Airport Information
- Facts about CEC
- Facts about SNN
- Map of Nearest Airports to CEC
- List of Nearest Airports to CEC
- Map of Furthest Airports from CEC
- List of Furthest Airports from CEC
- Map of Nearest Airports to SNN
- List of Nearest Airports to SNN
- Map of Furthest Airports from SNN
- List of Furthest Airports from SNN
About this route:
A direct, nonstop flight between Del Norte County Regional Airport (CEC), Crescent City, California, United States and Shannon Airport (SNN), Shannon (County Clare), Ireland would travel a Great Circle distance of 4,858 miles (or 7,819 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 Del Norte County Regional Airport and Shannon 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 Del Norte County Regional Airport and Shannon Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | CEC / KCEC |
Airport Names: |
|
Location: | Crescent City, California, United States |
GPS Coordinates: | 41°46'49"N by 124°14'12"W |
Area Served: | Crescent City, California |
Operator/Owner: | Border Coast Regional Airport Authority |
Airport Type: | Public |
Elevation: | 61 feet (19 meters) |
# of Runways: | 2 |
View all routes: | Routes from CEC |
More Information: | CEC Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | SNN / EINN |
Airport Names: |
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Location: | Shannon (County Clare), Ireland |
GPS Coordinates: | 52°42'6"N by 8°55'28"W |
Area Served: | Limerick City, Ireland |
Operator/Owner: | Government of Ireland |
Airport Type: | Commercial |
Elevation: | 46 feet (14 meters) |
# of Runways: | 1 |
View all routes: | Routes from SNN |
More Information: | SNN Maps & Info |
Facts about Del Norte County Regional Airport (CEC):
- The airport was served by Pacific Air Lines and its successors, whose Fairchild F-27s stopped there until 1979.
- The furthest airport from Del Norte County Regional Airport (CEC) is Tôlanaro Airport (FTU), which is located 11,175 miles (17,985 kilometers) away in Tôlanaro, Madagascar.
- Because of Del Norte County Regional Airport's relatively low elevation of 61 feet, planes can take off or land at Del Norte County Regional 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.
- Del Norte County Regional Airport, also known as Jack McNamara Field, is a public airport three miles northwest of Crescent City, in Del Norte County, California.
- In addition to being known as "Del Norte County Regional Airport", another name for CEC is "Jack McNamara Field".
- Del Norte County Regional Airport (CEC) has 2 runways.
- The closest airport to Del Norte County Regional Airport (CEC) is Brookings Airport (BOK), which is located 21 miles (33 kilometers) N of CEC.
Facts about Shannon Airport (SNN):
- Because of Shannon Airport's relatively low elevation of 46 feet, planes can take off or land at Shannon 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 Shannon Airport (SNN) is Ryan's Creek Aerodrome (SZS), which is nearly antipodal to Shannon Airport (meaning Shannon Airport is almost on the exact opposite side of the Earth from Ryan's Creek Aerodrome), and is located 12,015 miles (19,336 kilometers) away in Stewart Island, New Zealand.
- During the 1990s, the airport began to struggle.
- In addition to being known as "Shannon Airport", another name for SNN is "Aerfort na Sionainne".
- In 1947, the "Customs Free Airport Act" established Shannon as the world's first duty-free airport.
- Shannon Airport handled 1,400,032 passengers last year.
- In 1936, the Government of Ireland confirmed that it would develop a 3.1 km2 site at Rineanna for the country's first transatlantic airport.
- The first Air Services Agreement with the United States in 1945 only permitted flights to Shannon, and only permitted Irish airlines to serve Boston, Chicago, and New York.
- Shannon Airport (SNN) currently has only 1 runway.
- The last quarter of 2012 saw a resurgence for Shannon, with new services announced for Philadelphia and Chicago, a return of Aer Lingus to JFK and Boston, and Delta to JFK, giving Shannon direct services to five US airports for 2013.
- The closest airport to Shannon Airport (SNN) is Inisheer Aerodrome (INQ), which is located 35 miles (56 kilometers) NW of SNN.