Nonstop flight route between Denis Island, Seychelles and Harlingen, Texas, United States:
Departure Airport:

Arrival Airport:

Distance from DEI to HRL:
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- About this route
- DEI Airport Information
- HRL Airport Information
- Facts about DEI
- Facts about HRL
- Map of Nearest Airports to DEI
- List of Nearest Airports to DEI
- Map of Furthest Airports from DEI
- List of Furthest Airports from DEI
- Map of Nearest Airports to HRL
- List of Nearest Airports to HRL
- Map of Furthest Airports from HRL
- List of Furthest Airports from HRL
About this route:
A direct, nonstop flight between Denis Island Airport (DEI), Denis Island, Seychelles and Valley International Airport (HRL), Harlingen, Texas, United States would travel a Great Circle distance of 10,088 miles (or 16,235 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 Denis Island Airport and Valley International 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 Denis Island Airport and Valley International Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | DEI / FSSD |
Airport Name: | Denis Island Airport |
Location: | Denis Island, Seychelles |
GPS Coordinates: | 3°48'1"S by 55°39'52"E |
Operator/Owner: | Denis Island |
Airport Type: | Private |
Elevation: | 10 feet (3 meters) |
# of Runways: | 1 |
View all routes: | Routes from DEI |
More Information: | DEI Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | HRL / KHRL |
Airport Name: | Valley International Airport |
Location: | Harlingen, Texas, United States |
GPS Coordinates: | 26°13'37"N by 97°39'18"W |
Area Served: | Harlingen, Texas |
Operator/Owner: | City of Harlingen |
Airport Type: | Public |
Elevation: | 36 feet (11 meters) |
# of Runways: | 3 |
View all routes: | Routes from HRL |
More Information: | HRL Maps & Info |
Facts about Denis Island Airport (DEI):
- Denis Island Airport (DEI) currently has only 1 runway.
- Because of Denis Island Airport's relatively low elevation of 10 feet, planes can take off or land at Denis Island 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 Denis Island Airport (DEI) is Bird Island Airport (BDI), which is located 32 miles (51 kilometers) W of DEI.
- The furthest airport from Denis Island Airport (DEI) is Atuona Airport (AUQ), which is located 11,058 miles (17,797 kilometers) away in Atuona, Marquesas Islands, French Polynesia.
Facts about Valley International Airport (HRL):
- The closest airport to Valley International Airport (HRL) is Brownsville/South Padre Island International Airport (BRO), which is located 26 miles (42 kilometers) SSE of HRL.
- Valley International Airport (HRL) has 3 runways.
- The National Plan of Integrated Airport Systems for 2011–2015 categorized it as a primary commercial service airport.Federal Aviation Administration records say the airport had 417,557 passenger boardings in calendar year 2008, 367,269 in 2009 and 373,438 in 2010.
- The furthest airport from Valley International Airport (HRL) is Sir Gaëtan Duval Airport (RRG), which is located 11,151 miles (17,946 kilometers) away in Rodrigues Island, Mauritius.
- Because of Valley International Airport's relatively low elevation of 36 feet, planes can take off or land at Valley International 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.