Nonstop flight route between Southend, Essex (near London) United Kingdom and Chefornak, Alaska, United States:
Departure Airport:

Arrival Airport:

Distance from SEN to CYF:
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- About this route
- SEN Airport Information
- CYF Airport Information
- Facts about SEN
- Facts about CYF
- Map of Nearest Airports to SEN
- List of Nearest Airports to SEN
- Map of Furthest Airports from SEN
- List of Furthest Airports from SEN
- Map of Nearest Airports to CYF
- List of Nearest Airports to CYF
- Map of Furthest Airports from CYF
- List of Furthest Airports from CYF
About this route:
A direct, nonstop flight between London Southend Airport (SEN), Southend, Essex (near London) United Kingdom and Chefornak Airport (CYF), Chefornak, Alaska, United States would travel a Great Circle distance of 4,673 miles (or 7,520 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 London Southend Airport and Chefornak 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 London Southend Airport and Chefornak Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | SEN / EGMC |
Airport Name: | London Southend Airport |
Location: | Southend, Essex (near London) United Kingdom |
GPS Coordinates: | 51°34'13"N by 0°41'35"E |
Area Served: | Southend, Essex and east London areas |
Operator/Owner: | Stobart Group |
Airport Type: | Public |
Elevation: | 55 feet (17 meters) |
# of Runways: | 1 |
View all routes: | Routes from SEN |
More Information: | SEN Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | CYF / PACK |
Airport Names: |
|
Location: | Chefornak, Alaska, United States |
GPS Coordinates: | 60°8'57"N by 164°17'8"W |
Area Served: | Chefornak, Alaska |
Operator/Owner: | State of Alaska DOT&PF |
Airport Type: | Public |
Elevation: | 40 feet (12 meters) |
# of Runways: | 1 |
View all routes: | Routes from CYF |
More Information: | CYF Maps & Info |
Facts about London Southend Airport (SEN):
- Because of London Southend Airport's relatively low elevation of 55 feet, planes can take off or land at London Southend 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.
- Dan-Air began its life at Southend with a Douglas DC-3, registration G-AMSU, fulfilling a six-month contract to operate a series of charter flights between Southend and West Berlin's Tempelhof Airport.
- The closest airport to London Southend Airport (SEN) is Rochester Airport (RCS), which is located only 17 miles (28 kilometers) SSW of SEN.
- EasyJet began operating services by opening a base at Southend in April 2012.
- East Anglian Flying Services moved to Southend on 5 January 1947, their first scheduled service being a Southend—Rochester feeder service.
- The furthest airport from London Southend Airport (SEN) is Chatham Islands (CHT), which is located 11,885 miles (19,126 kilometers) away in Waitangi, Chatham Islands, New Zealand.
- In 1946, the airfield was decommissioned from military use and civil aviation returned in 1947, as did the Southend Municipal Airport name.
- The airfield was established by the Royal Flying Corps during World War I.
- A frequent rail service to London Liverpool Street, with a journey time of about 53 minutes, runs via Stratford from Southend Airport railway station located about 200 m from the main terminal.
- London Southend Airport handled 969,912 passengers last year.
- London Southend Airport (SEN) currently has only 1 runway.
Facts about Chefornak Airport (CYF):
- A new airstrip has been built further out from the village due to concerns with the current airstrip being near the school and pedestrian traffic, however, the runway must settle for several years before it is ready to be used.
- Chefornak Airport is a state-owned public-use airport in Chefornak, a city in the Bethel Census Area of the U.S.
- In addition to being known as "Chefornak Airport", another name for CYF is "CFK".
- The furthest airport from Chefornak Airport (CYF) is Cape Town International Airport (CPT), which is located 10,623 miles (17,096 kilometers) away in Cape Town, South Africa.
- Chefornak Airport (CYF) currently has only 1 runway.
- Because of Chefornak Airport's relatively low elevation of 40 feet, planes can take off or land at Chefornak 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 Chefornak Airport (CYF) is Kipnuk Airport (KPN), which is located only 17 miles (28 kilometers) SSE of CYF.