About this route:

A direct, nonstop flight between St. Louis Regional Airport (ALN), Alton, Illinois, United States and Denis Island Airport (DEI), Denis Island, Seychelles would travel a Great Circle distance of 9,196 miles (or 14,800 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 St. Louis Regional Airport and Denis Island 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 St. Louis Regional Airport and Denis Island Airport. You'll see that it will travel the same route of the red line on this map!

Departure Airport Information:

IATA / ICAO Codes: ALN / KALN
Airport Name: St. Louis Regional Airport
Location: Alton, Illinois, United States
GPS Coordinates: 38°53'25"N by 90°2'45"W
Area Served: Alton, Illinois
Operator/Owner: St. Louis Regional
Airport Type: Public
Elevation: 544 feet (166 meters)
# of Runways: 2
View all routes: Routes from ALN
More Information: ALN Maps & Info

Arrival 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

Facts about St. Louis Regional Airport (ALN):

  • Because of St. Louis Regional Airport's relatively low elevation of 544 feet, planes can take off or land at St. Louis 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.
  • Today a fair amount of air traffic and the Direct TV blimp comes for Cardinals playoffs, as Lambert's airport cannot take the blimp.
  • Its operations are paid for by an airport taxation district created in 1946, which collects taxes from property owners in the Madison County townships of Alton, Wood River, Foster and Fort Russell.
  • In the spring of 2004 the airport was at the center of a scandal.
  • The closest airport to St. Louis Regional Airport (ALN) is Lambert–St. Louis International Airport (STL), which is located only 20 miles (32 kilometers) WSW of ALN.
  • St. Louis Regional Airport (ALN) has 2 runways.
  • The furthest airport from St. Louis Regional Airport (ALN) is Margaret River Airport (MGV), which is located 11,002 miles (17,706 kilometers) away in Margaret River, Western Australia, Australia.

Facts about Denis Island Airport (DEI):

  • 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.
  • Denis Island Airport (DEI) currently has only 1 runway.
  • 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.

Map of Nearest Airports to St. Louis Regional Airport:

List of Nearest Airports to St. Louis Regional Airport:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
119.64 miles (31.61 km) WSWLambert–St. Louis International Airport (STL)St. Louis, Missouri, United StatesView Lambert–St. Louis International Airport on a map Set STL as origin Airport Set STL as destination Airport Get more information about Lambert–St. Louis International Airport
222.85 miles (36.78 km) SSWSt. Louis Downtown Airport (CPS)Cahokia, Illinois (near St. Louis), United StatesView St. Louis Downtown Airport on a map Set CPS as origin Airport Set CPS as destination Airport Get more information about St. Louis Downtown Airport
326.41 miles (42.50 km) SSEMidAmerica St. Louis Airport (BLV)Belleville, Illinois, United StatesView MidAmerica St. Louis Airport on a map Set BLV as origin Airport Set BLV as destination Airport Get more information about MidAmerica St. Louis Airport
436.08 miles (58.06 km) EGreenville Airport (GRE)Greenville, Illinois, United StatesView Greenville Airport on a map Set GRE as origin Airport Set GRE as destination Airport Get more information about Greenville Airport
536.24 miles (58.32 km) WSWSpirit of St. Louis Airport (SUS)Chesterfield, Missouri, United StatesView Spirit of St. Louis Airport on a map Set SUS as origin Airport Set SUS as destination Airport Get more information about Spirit of St. Louis Airport
660.74 miles (97.76 km) ESESalem–Leckrone Airport (SLO)Salem, Illinois, United StatesView Salem–Leckrone Airport on a map Set SLO as origin Airport Set SLO as destination Airport Get more information about Salem–Leckrone Airport
768.78 miles (110.69 km) NNEAbraham Lincoln Capital Airport (SPI)Springfield, Illinois, United StatesView Abraham Lincoln Capital Airport on a map Set SPI as origin Airport Set SPI as destination Airport Get more information about Abraham Lincoln Capital Airport
875.13 miles (120.92 km) ESEMt. Vernon Airport (MVN)Mount Vernon, Illinois, United StatesView Mt. Vernon Airport on a map Set MVN as origin Airport Set MVN as destination Airport Get more information about Mt. Vernon Airport
988.08 miles (141.75 km) SSESouthern Illinois Airport (MDH)Carbondale/Murphysboro, Illinois, United StatesView Southern Illinois Airport on a map Set MDH as origin Airport Set MDH as destination Airport Get more information about Southern Illinois Airport
1090.73 miles (146.02 km) NEDecatur Airport (DEC)Decatur, Illinois, United StatesView Decatur Airport on a map Set DEC as origin Airport Set DEC as destination Airport Get more information about Decatur Airport
1195.12 miles (153.07 km) NWQuincy Regional Airport (UIN)Quincy, Illinois, United StatesView Quincy Regional Airport on a map Set UIN as origin Airport Set UIN as destination Airport Get more information about Quincy Regional Airport
1296.44 miles (155.20 km) SEWilliamson County Regional Airport (MWA)Marion, Illinois, United StatesView Williamson County Regional Airport on a map Set MWA as origin Airport Set MWA as destination Airport Get more information about Williamson County Regional Airport
13102.97 miles (165.72 km) ENEColes County Memorial Airport (MTO)Mattoon/Charleston, Illinois, United StatesView Coles County Memorial Airport on a map Set MTO as origin Airport Set MTO as destination Airport Get more information about Coles County Memorial Airport
14107.04 miles (172.27 km) WSWRolla National Airport (VIH)Rolla, Missouri, United StatesView Rolla National Airport on a map Set VIH as origin Airport Set VIH as destination Airport Get more information about Rolla National Airport
15115.57 miles (186.00 km) WJefferson City Memorial Airport (JEF)Jefferson City, Missouri, United StatesView Jefferson City Memorial Airport on a map Set JEF as origin Airport Set JEF as destination Airport Get more information about Jefferson City Memorial Airport

Map of Furthest Airports from St. Louis Regional Airport:

List of Furthest Airports from St. Louis Regional Airport:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
111,002.15 miles (17,706.21 km) WMargaret River Airport (MGV)Margaret River, Western Australia, AustraliaView Margaret River Airport on a map Set MGV as origin Airport Set MGV as destination Airport Get more information about Margaret River Airport
210,979.99 miles (17,670.53 km) WBusselton Regional Airport (BQB)Busselton, Western Australia, AustraliaView Busselton Regional Airport on a map Set BQB as origin Airport Set BQB as destination Airport Get more information about Busselton Regional Airport
310,957.22 miles (17,633.90 km) WBunbury Airport (BUY)Bunbury, Western Australia, AustraliaView Bunbury Airport on a map Set BUY as origin Airport Set BUY as destination Airport Get more information about Bunbury Airport
410,954.58 miles (17,629.65 km) WManjimup Airport (MJP)Manjimup, Western Australia, AustraliaView Manjimup Airport on a map Set MJP as origin Airport Set MJP as destination Airport Get more information about Manjimup Airport
510,926.12 miles (17,583.85 km) WRottnest Airport (RTS)Rottnest Island, Western Australia, AustraliaView Rottnest Airport on a map Set RTS as origin Airport Set RTS as destination Airport Get more information about Rottnest Airport
610,910.74 miles (17,559.09 km) WJandakot Airport (JAD)Jandakot, Western Australia, AustraliaView Jandakot Airport on a map Set JAD as origin Airport Set JAD as destination Airport Get more information about Jandakot Airport
710,901.55 miles (17,544.30 km) WPerth Airport (PER)Perth, Western Australia, AustraliaView Perth Airport on a map Set PER as origin Airport Set PER as destination Airport Get more information about Perth Airport
810,897.24 miles (17,537.37 km) WSWJurien Bay Airport (JUR)Jurien Bay, Western Australia, AustraliaView Jurien Bay Airport on a map Set JUR as origin Airport Set JUR as destination Airport Get more information about Jurien Bay Airport
910,880.36 miles (17,510.20 km) WAlbany Airport (ALH)Albany, Western Australia, AustraliaView Albany Airport on a map Set ALH as origin Airport Set ALH as destination Airport Get more information about Albany Airport
1010,861.31 miles (17,479.54 km) WSWGeraldton Airport (GET)Geraldton, Western Australia, AustraliaView Geraldton Airport on a map Set GET as origin Airport Set GET as destination Airport Get more information about Geraldton Airport
1110,859.59 miles (17,476.77 km) WKatanning Airport (KNI)Katanning, Western Australia, AustraliaView Katanning Airport on a map Set KNI as origin Airport Set KNI as destination Airport Get more information about Katanning Airport
1210,841.22 miles (17,447.21 km) WSWKalbarri Airport (KAX)Kalbarri, Western Australia, AustraliaView Kalbarri Airport on a map Set KAX as origin Airport Set KAX as destination Airport Get more information about Kalbarri Airport
1310,808.74 miles (17,394.93 km) WSWMorawa Airport (MWB)Morawa, Western Australia, AustraliaView Morawa Airport on a map Set MWB as origin Airport Set MWB as destination Airport Get more information about Morawa Airport
1410,807.95 miles (17,393.67 km) WSWMullewa Airport (MXU)Mullewa, Western Australia, AustraliaView Mullewa Airport on a map Set MXU as origin Airport Set MXU as destination Airport Get more information about Mullewa Airport
1510,799.72 miles (17,380.43 km) WSWShark Bay Airport (MJK)Monkey Mia, Western Australia, AustraliaView Shark Bay Airport on a map Set MJK as origin Airport Set MJK as destination Airport Get more information about Shark Bay Airport

Map of Nearest Airports to Denis Island Airport:

List of Nearest Airports to Denis Island Airport:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
131.89 miles (51.32 km) WBird Island Airport (BDI)Bird Island, SeychellesView Bird Island Airport on a map Set BDI as destination Airport Set BDI as destination Airport Get more information about Bird Island Airport
235.90 miles (57.78 km) SPraslin Island Airport (PRI)Praslin Island, SeychellesView Praslin Island Airport on a map Set PRI as destination Airport Set PRI as destination Airport Get more information about Praslin Island Airport
357.52 miles (92.56 km) SSEFrégate Island Airport (FRK)Frégate Island, SeychellesView Frégate Island Airport on a map Set FRK as destination Airport Set FRK as destination Airport Get more information about Frégate Island Airport
461.18 miles (98.46 km) SSeychelles International Airport (SEZ)Mahé, SeychellesView Seychelles International Airport on a map Set SEZ as destination Airport Set SEZ as destination Airport Get more information about Seychelles International Airport
5190.69 miles (306.89 km) SWDesroches Island Airport (DES)Desroches Island, SeychellesView Desroches Island Airport on a map Set DES as destination Airport Set DES as destination Airport Get more information about Desroches Island Airport
6733.87 miles (1,181.05 km) SWArrachart Airport (DIE)Antsiranana, MadagascarView Arrachart Airport on a map Set DIE as destination Airport Set DIE as destination Airport Get more information about Arrachart Airport
7792.72 miles (1,275.76 km) SWAmbilobe Airport (AMB)Ambilobe, MadagascarView Ambilobe Airport on a map Set AMB as destination Airport Set AMB as destination Airport Get more information about Ambilobe Airport
8801.60 miles (1,290.05 km) NWObbia Airport (CMO)Obbia, SomaliaView Obbia Airport on a map Set CMO as destination Airport Set CMO as destination Airport Get more information about Obbia Airport
9820.46 miles (1,320.40 km) WNWAden Adde International Airport (MGQ)Mogadishu, SomaliaView Aden Adde International Airport on a map Set MGQ as destination Airport Set MGQ as destination Airport Get more information about Aden Adde International Airport
10838.87 miles (1,350.02 km) SWAmbanja Airport (IVA)Ambanja, MadagascarView Ambanja Airport on a map Set IVA as destination Airport Set IVA as destination Airport Get more information about Ambanja Airport
11854.98 miles (1,375.95 km) SSWAntsirabato Airport (ANM)Antalaha, MadagascarView Antsirabato Airport on a map Set ANM as destination Airport Set ANM as destination Airport Get more information about Antsirabato Airport
12921.55 miles (1,483.09 km) SWAnalalava Airport (HVA)Analalava, MadagascarView Analalava Airport on a map Set HVA as destination Airport Set HVA as destination Airport Get more information about Analalava Airport
13924.73 miles (1,488.21 km) NWAbdullahi Yusuf International Airport (GLK)Galcaio, SomaliaView Abdullahi Yusuf International Airport on a map Set GLK as destination Airport Set GLK as destination Airport Get more information about Abdullahi Yusuf International Airport
14942.40 miles (1,516.64 km) WNWKismayo Airport (KMU)Kisimayu, SomaliaView Kismayo Airport on a map Set KMU as destination Airport Set KMU as destination Airport Get more information about Kismayo Airport
15943.34 miles (1,518.15 km) SWDzaoudzi Pamandzi International Airport (DZA)Dzaoudzi, MayotteView Dzaoudzi Pamandzi International Airport on a map Set DZA as destination Airport Set DZA as destination Airport Get more information about Dzaoudzi Pamandzi International Airport

Map of Furthest Airports from Denis Island Airport:

List of Furthest Airports from Denis Island Airport:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
111,058.49 miles (17,796.87 km) SEAtuona Airport (AUQ)Atuona, Marquesas Islands, French PolynesiaView Atuona Airport on a map Set AUQ as destination Airport Set AUQ as destination Airport Get more information about Atuona Airport
210,781.23 miles (17,350.67 km) NWLos Cabos International Airport (SJD)Los Cabos, MexicoView Los Cabos International Airport on a map Set SJD as destination Airport Set SJD as destination Airport Get more information about Los Cabos International Airport
310,754.90 miles (17,308.29 km) NNWManuel Márquez de León International Airport (LAP)La Paz, Baja California Sur, MexicoView Manuel Márquez de León International Airport on a map Set LAP as destination Airport Set LAP as destination Airport Get more information about Manuel Márquez de León International Airport
410,742.47 miles (17,288.28 km) NNWCiudad Constitución Airport (CUA)Ciudad Constitución, Baja California Sur, MexicoView Ciudad Constitución Airport on a map Set CUA as destination Airport Set CUA as destination Airport Get more information about Ciudad Constitución Airport
510,732.53 miles (17,272.29 km) NWPlaya de Oro International Airport (ZLO)Manzanillo, Colima, MexicoView Playa de Oro International Airport on a map Set ZLO as destination Airport Set ZLO as destination Airport Get more information about Playa de Oro International Airport
610,703.08 miles (17,224.90 km) NWLic. Gustavo Díaz Ordaz International Airport (PVR)Puerto Vallarta, Jalisco, MexicoView Lic. Gustavo Díaz Ordaz International Airport on a map Set PVR as destination Airport Set PVR as destination Airport Get more information about Lic. Gustavo Díaz Ordaz International Airport
710,682.85 miles (17,192.33 km) SSEPukarua Airport (PUK)Pukarua, Tuamotus, French PolynesiaView Pukarua Airport on a map Set PUK as destination Airport Set PUK as destination Airport Get more information about Pukarua Airport
810,678.75 miles (17,185.74 km) NNWLoreto International Airport (LTO)Loreto, Baja California Sur, MexicoView Loreto International Airport on a map Set LTO as destination Airport Set LTO as destination Airport Get more information about Loreto International Airport
910,675.03 miles (17,179.75 km) NWLicenciado Miguel de la Madrid Airport (CLQ)Colima, Colima, MexicoView Licenciado Miguel de la Madrid Airport on a map Set CLQ as destination Airport Set CLQ as destination Airport Get more information about Licenciado Miguel de la Madrid Airport
1010,671.03 miles (17,173.31 km) SEFangatau Airport (FGU)Fangatau, French PolynesiaView Fangatau Airport on a map Set FGU as destination Airport Set FGU as destination Airport Get more information about Fangatau Airport
1110,649.92 miles (17,139.34 km) NWAmado Nervo International Airport (TPQ)Tepic, Nayarit, MexicoView Amado Nervo International Airport on a map Set TPQ as destination Airport Set TPQ as destination Airport Get more information about Amado Nervo International Airport
1210,647.88 miles (17,136.05 km) NWLázaro Cárdenas Airport (LZC)Lázaro Cárdenas, Michoacán, MexicoView Lázaro Cárdenas Airport on a map Set LZC as destination Airport Set LZC as destination Airport Get more information about Lázaro Cárdenas Airport
1310,635.05 miles (17,115.42 km) NWGeneral Rafael Buelna International Airport (MZT)Mazatlán, Sinaloa, MexicoView General Rafael Buelna International Airport on a map Set MZT as destination Airport Set MZT as destination Airport Get more information about General Rafael Buelna International Airport
1410,630.62 miles (17,108.28 km) NNWGuerrero Negro Airport (GUB)Guerrero Negro, Baja California Sur, MexicoView Guerrero Negro Airport on a map Set GUB as destination Airport Set GUB as destination Airport Get more information about Guerrero Negro Airport
1510,618.25 miles (17,088.37 km) WNWIxtapa-Zihuatanejo International Airport (ZIH)Zihuatanejo, Guerrero, MexicoView Ixtapa-Zihuatanejo International Airport on a map Set ZIH as destination Airport Set ZIH as destination Airport Get more information about Ixtapa-Zihuatanejo International Airport