About this route:

A direct, nonstop flight between Port Alsworth Airport (PTA), Port Alsworth, Alaska, United States and Lyudao Airport (Green Island Airport) (GNI), Lyudao (Green Island), Taiwan would travel a Great Circle distance of 4,672 miles (or 7,519 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 Port Alsworth Airport and Lyudao Airport (Green 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 Port Alsworth Airport and Lyudao Airport (Green 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: PTA / PALJ
Airport Names:
  1. Port Alsworth Airport
  2. TPO
  3. Port Alsworth
Location: Port Alsworth, Alaska, United States
GPS Coordinates: 60°12'15"N by 154°19'8"W
Area Served: Port Alsworth, Alaska
Operator/Owner: Glen Alsworth, Sr.
Airport Type: Private
Elevation: 280 feet (85 meters)
# of Runways: 1
View all routes: Routes from PTA
More Information: PTA Maps & Info

Arrival Airport Information:

IATA / ICAO Codes: GNI / RCGI
Airport Names:
  1. Lyudao Airport (Green Island Airport)
  2. 綠島航空站綠島機場
  3. Lǜdǎo HángkōngzhànLǜdǎo Jīchǎng
Location: Lyudao (Green Island), Taiwan
GPS Coordinates: 22°40'24"N by 121°27'59"E
Area Served: Lyudao (Green Island), Taiwan
Operator/Owner: Civil Aeronautics Administration
Airport Type: Public
Elevation: 28 feet (9 meters)
# of Runways: 1
View all routes: Routes from GNI
More Information: GNI Maps & Info

Facts about Port Alsworth Airport (PTA):

  • The closest airport to Port Alsworth Airport (PTA) is Nondalton Airport (NNL), which is located 24 miles (38 kilometers) SW of PTA.
  • Because of Port Alsworth Airport's relatively low elevation of 280 feet, planes can take off or land at Port Alsworth 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.
  • Port Alsworth Airport (PTA) currently has only 1 runway.
  • The furthest airport from Port Alsworth Airport (PTA) is Port Elizabeth International Airport (PLZ), which is located 10,625 miles (17,100 kilometers) away in Port Elizabeth, South Africa.
  • In addition to being known as "Port Alsworth Airport", other names for PTA include "TPO" and "Port Alsworth".

Facts about Lyudao Airport (Green Island Airport) (GNI):

  • Because of Lyudao Airport (Green Island Airport)'s relatively low elevation of 28 feet, planes can take off or land at Lyudao Airport (Green 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.
  • In addition to being known as "Lyudao Airport (Green Island Airport)", other names for GNI include "綠島航空站綠島機場" and "Lǜdǎo HángkōngzhànLǜdǎo Jīchǎng".
  • The furthest airport from Lyudao Airport (Green Island Airport) (GNI) is Dr. Luis María Argaña International Airport (ESG), which is nearly antipodal to Lyudao Airport (Green Island Airport) (meaning Lyudao Airport (Green Island Airport) is almost on the exact opposite side of the Earth from Dr. Luis María Argaña International Airport), and is located 12,296 miles (19,789 kilometers) away in Mariscal Estigarribia, Paraguay.
  • Lyudao Airport (Green Island Airport) (GNI) currently has only 1 runway.
  • The closest airport to Lyudao Airport (Green Island Airport) (GNI) is Taitung Airport (TTT), which is located 24 miles (38 kilometers) WNW of GNI.

Map of Nearest Airports to Port Alsworth Airport:

List of Nearest Airports to Port Alsworth Airport:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
123.69 miles (38.12 km) SWNondalton Airport (NNL)Nondalton, Alaska, United StatesView Nondalton Airport on a map Set NNL as origin Airport Set NNL as destination Airport Get more information about Nondalton Airport
228.88 miles (46.48 km) SSEPedro Bay Airport (PDB)Pedro Bay, Alaska, United StatesView Pedro Bay Airport on a map Set PDB as origin Airport Set PDB as destination Airport Get more information about Pedro Bay Airport
337.25 miles (59.95 km) SSWIliamna Airport (ILI)Iliamna, Alaska, United StatesView Iliamna Airport on a map Set ILI as origin Airport Set ILI as destination Airport Get more information about Iliamna Airport
455.88 miles (89.93 km) SSWKokhanok Airport (KNK)Kokhanok, Alaska, United StatesView Kokhanok Airport on a map Set KNK as origin Airport Set KNK as destination Airport Get more information about Kokhanok Airport
566.81 miles (107.52 km) SSWBig Mountain Air Force Station (BMX)Big Mountain, Alaska, United StatesView Big Mountain Air Force Station on a map Set BMX as origin Airport Set BMX as destination Airport Get more information about Big Mountain Air Force Station
674.92 miles (120.57 km) NWSparrevohn LRRS Airport (SVW)Sparrevohn, Alaska, United StatesView Sparrevohn LRRS Airport on a map Set SVW as origin Airport Set SVW as destination Airport Get more information about Sparrevohn LRRS Airport
782.04 miles (132.03 km) SWIgiugig Airport (IGG)Igiugig, Alaska, United StatesView Igiugig Airport on a map Set IGG as origin Airport Set IGG as destination Airport Get more information about Igiugig Airport
889.00 miles (143.24 km) SSWKulik Lake Airport (LKK)Kulik Lake, Bristol Bay Borough, Alaska, United StatesView Kulik Lake Airport on a map Set LKK as origin Airport Set LKK as destination Airport Get more information about Kulik Lake Airport
9101.96 miles (164.08 km) SENanwalek Airport (formerly English Bay Airport) (KEB)Nanwalek (English Bay), Alaska, United StatesView Nanwalek Airport (formerly English Bay Airport) on a map Set KEB as origin Airport Set KEB as destination Airport Get more information about Nanwalek Airport (formerly English Bay Airport)
10104.78 miles (168.63 km) ESEPort Graham Airport (PGM)Port Graham, Alaska, United StatesView Port Graham Airport on a map Set PGM as origin Airport Set PGM as destination Airport Get more information about Port Graham Airport
11104.96 miles (168.91 km) ESESeldovia Airport (SOV)Seldovia, Alaska, United StatesView Seldovia Airport on a map Set SOV as origin Airport Set SOV as destination Airport Get more information about Seldovia Airport
12105.71 miles (170.12 km) ESEHomer Airport (HOM)Homer, Alaska, United StatesView Homer Airport on a map Set HOM as origin Airport Set HOM as destination Airport Get more information about Homer Airport
13106.90 miles (172.05 km) WSWKoliganek Airport (KGK)Koliganek, Alaska, United StatesView Koliganek Airport on a map Set KGK as origin Airport Set KGK as destination Airport Get more information about Koliganek Airport
14107.99 miles (173.79 km) ENEKenai Municipal Airport (ENA)Kenai, Alaska, United StatesView Kenai Municipal Airport on a map Set ENA as origin Airport Set ENA as destination Airport Get more information about Kenai Municipal Airport
15113.70 miles (182.98 km) ESoldotna Airport (SXQ)Soldotna, Alaska, United StatesView Soldotna Airport on a map Set SXQ as origin Airport Set SXQ as destination Airport Get more information about Soldotna Airport

Map of Furthest Airports from Port Alsworth Airport:

List of Furthest Airports from Port Alsworth Airport:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
110,625.19 miles (17,099.54 km) SPort Elizabeth International Airport (PLZ)Port Elizabeth, South AfricaView Port Elizabeth International Airport on a map Set PLZ as origin Airport Set PLZ as destination Airport Get more information about Port Elizabeth International Airport
210,620.59 miles (17,092.14 km) SGeorge Airport (GRJ)George, South AfricaView George Airport on a map Set GRJ as origin Airport Set GRJ as destination Airport Get more information about George Airport
310,596.16 miles (17,052.83 km) SSECape Town International Airport (CPT)Cape Town, South AfricaView Cape Town International Airport on a map Set CPT as origin Airport Set CPT as destination Airport Get more information about Cape Town International Airport
410,594.64 miles (17,050.38 km) SPort Alfred Airport (AFD)Port Alfred, South AfricaView Port Alfred Airport on a map Set AFD as origin Airport Set AFD as destination Airport Get more information about Port Alfred Airport
510,557.05 miles (16,989.89 km) SEast London Airport (ELS)East London, South AfricaView East London Airport on a map Set ELS as origin Airport Set ELS as destination Airport Get more information about East London Airport
610,451.95 miles (16,820.74 km) SMthatha Airport (UTT)Mthatha, South AfricaView Mthatha Airport on a map Set UTT as origin Airport Set UTT as destination Airport Get more information about Mthatha Airport
710,397.88 miles (16,733.73 km) SMargate Airport (MGH)Margate, KwaZulu-Natal, South AfricaView Margate Airport on a map Set MGH as origin Airport Set MGH as destination Airport Get more information about Margate Airport
810,337.78 miles (16,637.01 km) SLebakeng Airport (LEF)Lebakeng, LesothoView Lebakeng Airport on a map Set LEF as origin Airport Set LEF as destination Airport Get more information about Lebakeng Airport
910,335.80 miles (16,633.81 km) SSemonkong Airport (SOK)Semonkong, LesothoView Semonkong Airport on a map Set SOK as origin Airport Set SOK as destination Airport Get more information about Semonkong Airport
1010,334.86 miles (16,632.30 km) SMafeteng Airport (MFC)Mafeteng, LesothoView Mafeteng Airport on a map Set MFC as origin Airport Set MFC as destination Airport Get more information about Mafeteng Airport
1110,329.31 miles (16,623.38 km) SLesobeng Airport (LES)Lesobeng, LesothoView Lesobeng Airport on a map Set LES as origin Airport Set LES as destination Airport Get more information about Lesobeng Airport
1210,314.10 miles (16,598.89 km) SPietermaritzburg Airport (PZB)Pietermaritzburg, South AfricaView Pietermaritzburg Airport on a map Set PZB as origin Airport Set PZB as destination Airport Get more information about Pietermaritzburg Airport
1310,310.93 miles (16,593.79 km) SMoshoeshoe I International Airport (MSU)Maseru, LesothoView Moshoeshoe I International Airport on a map Set MSU as origin Airport Set MSU as destination Airport Get more information about Moshoeshoe I International Airport
1410,308.37 miles (16,589.68 km) SKing Shaka International (DUR)Durban, KwaZulu-Natal, South AfricaView King Shaka International on a map Set DUR as origin Airport Set DUR as destination Airport Get more information about King Shaka International
1510,294.40 miles (16,567.19 km) SMokhotlong Airport (MKH)Mokhotlong, LesothoView Mokhotlong Airport on a map Set MKH as origin Airport Set MKH as destination Airport Get more information about Mokhotlong Airport

Map of Nearest Airports to Lyudao Airport (Green Island Airport):

List of Nearest Airports to Lyudao Airport (Green Island Airport):

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
123.91 miles (38.48 km) WNWTaitung Airport (TTT)Taitung, Taiwan, Republic of ChinaView Taitung Airport on a map Set TTT as destination Airport Set TTT as destination Airport Get more information about Taitung Airport
244.68 miles (71.90 km) SLanyu Airport (KYD)Orchid Island, Taitung County, TaiwanView Lanyu Airport on a map Set KYD as destination Airport Set KYD as destination Airport Get more information about Lanyu Airport
364.35 miles (103.56 km) SWHengchun Airport (HCN)Hengchun, TaiwanView Hengchun Airport on a map Set HCN as destination Airport Set HCN as destination Airport Get more information about Hengchun Airport
471.51 miles (115.09 km) WKaohsiung International Airport (Kaohsiung Siaogang Airport) (KHH)Kaohsiung, TaiwanView Kaohsiung International Airport (Kaohsiung Siaogang Airport) on a map Set KHH as destination Airport Set KHH as destination Airport Get more information about Kaohsiung International Airport (Kaohsiung Siaogang Airport)
582.54 miles (132.84 km) WNWTainan Airport (TNN)Tainan City, Taiwan, Republic of ChinaView Tainan Airport on a map Set TNN as destination Airport Set TNN as destination Airport Get more information about Tainan Airport
686.76 miles (139.63 km) NWChiayi Airport (Shueishang Airport) (CYI)Chiayi, TaiwanView Chiayi Airport (Shueishang Airport) on a map Set CYI as destination Airport Set CYI as destination Airport Get more information about Chiayi Airport (Shueishang Airport)
793.73 miles (150.85 km) NHualien Airport (HUN)Hualien, Taiwan, Republic of ChinaView Hualien Airport on a map Set HUN as destination Airport Set HUN as destination Airport Get more information about Hualien Airport
8122.30 miles (196.83 km) NNWTaichung Airport(Taichung Ching Chuan Kang Airport) (RMQ)Taichung, Taiwan, TaiwanView Taichung Airport(Taichung Ching Chuan Kang Airport) on a map Set RMQ as destination Airport Set RMQ as destination Airport Get more information about Taichung Airport(Taichung Ching Chuan Kang Airport)
9122.30 miles (196.83 km) NNWTaichung Airport(Taichung Ching Chuan Kang Airport) (TXG)Taichung, Taiwan, Republic of ChinaView Taichung Airport(Taichung Ching Chuan Kang Airport) on a map Set TXG as destination Airport Set TXG as destination Airport Get more information about Taichung Airport(Taichung Ching Chuan Kang Airport)
10132.00 miles (212.43 km) WNWMagong Airport (MZG)Magong, TaiwanView Magong Airport on a map Set MZG as destination Airport Set MZG as destination Airport Get more information about Magong Airport
11133.90 miles (215.49 km) WNWWang-an Airport (WOT)Wang-an, Penghu (Pescadores), Republic of ChinaView Wang-an Airport on a map Set WOT as destination Airport Set WOT as destination Airport Get more information about Wang-an Airport
12135.59 miles (218.21 km) WNWQimei Airport (CMJ)Cimei, TaiwanView Qimei Airport on a map Set CMJ as destination Airport Set CMJ as destination Airport Get more information about Qimei Airport
13156.67 miles (252.14 km) NEYonaguni Airport (OGN)Yonaguni, Okinawa, JapanView Yonaguni Airport on a map Set OGN as destination Airport Set OGN as destination Airport Get more information about Yonaguni Airport
14157.05 miles (252.74 km) SSEBasco Airport (BSO)Basco, Batanes, PhilippinesView Basco Airport on a map Set BSO as destination Airport Set BSO as destination Airport Get more information about Basco Airport
15165.62 miles (266.54 km) NTaipei International Airport (Taipei Songshan Airport) (TSA)Taipei City, Taiwan, Republic of ChinaView Taipei International Airport (Taipei Songshan Airport) on a map Set TSA as destination Airport Set TSA as destination Airport Get more information about Taipei International Airport (Taipei Songshan Airport)

Map of Furthest Airports from Lyudao Airport (Green Island Airport):

List of Furthest Airports from Lyudao Airport (Green Island Airport):

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
112,296.48 miles (19,789.22 km) ESEDr. Luis María Argaña International Airport (ESG)Mariscal Estigarribia, ParaguayView Dr. Luis María Argaña International Airport on a map Set ESG as destination Airport Set ESG as destination Airport Get more information about Dr. Luis María Argaña International Airport
212,264.38 miles (19,737.56 km) WDr. Augusto Roberto Fuster International Airport (PJC)Pedro Juan Caballero, ParaguayView Dr. Augusto Roberto Fuster International Airport on a map Set PJC as destination Airport Set PJC as destination Airport Get more information about Dr. Augusto Roberto Fuster International Airport
312,256.02 miles (19,724.11 km) WPonta Porã International Airport (PMG)Ponta Porã, Mato Grosso do Sul, BrazilView Ponta Porã International Airport on a map Set PMG as destination Airport Set PMG as destination Airport Get more information about Ponta Porã International Airport
412,248.28 miles (19,711.65 km) SSWSilvio Pettirossi International Airport (ASU)Asunción, ParaguayView Silvio Pettirossi International Airport on a map Set ASU as destination Airport Set ASU as destination Airport Get more information about Silvio Pettirossi International Airport
512,248.14 miles (19,711.43 km) SSWClorinda Airport (CLX)Clorinda, Formosa, ArgentinaView Clorinda Airport on a map Set CLX as destination Airport Set CLX as destination Airport Get more information about Clorinda Airport
612,204.08 miles (19,640.51 km) WFrancisco de Matos Pereira Airport (DOU)Dourados, Minas Gerais, BrazilView Francisco de Matos Pereira Airport on a map Set DOU as destination Airport Set DOU as destination Airport Get more information about Francisco de Matos Pereira Airport
712,191.51 miles (19,620.29 km) SFormosa International Airport (FMA)Formosa, ArgentinaView Formosa International Airport on a map Set FMA as destination Airport Set FMA as destination Airport Get more information about Formosa International Airport
812,177.75 miles (19,598.14 km) SSWCorumbá International Airport (CMG)Corumbá, Mato Grosso do Sul, BrazilView Corumbá International Airport on a map Set CMG as destination Airport Set CMG as destination Airport Get more information about Corumbá International Airport
912,177.15 miles (19,597.18 km) SPuerto Suárez International Airport (PSZ)Puerto Suárez, BoliviaView Puerto Suárez International Airport on a map Set PSZ as destination Airport Set PSZ as destination Airport Get more information about Puerto Suárez International Airport
1012,145.75 miles (19,546.65 km) SCarlos Miguel Jiménez Airport (PIL)Pilar, ParaguayView Carlos Miguel Jiménez Airport on a map Set PIL as destination Airport Set PIL as destination Airport Get more information about Carlos Miguel Jiménez Airport
1112,145.60 miles (19,546.39 km) WSWCampo Grande International Airport (CGR)Campo Grande, Mato Grosso do Sul, BrazilView Campo Grande International Airport on a map Set CGR as destination Airport Set CGR as destination Airport Get more information about Campo Grande International Airport
1212,144.59 miles (19,544.78 km) WSWGuaíra Municipal Airport (QGA)Guaíra, Paraná, BrazilView Guaíra Municipal Airport on a map Set QGA as destination Airport Set QGA as destination Airport Get more information about Guaíra Municipal Airport
1312,134.94 miles (19,529.24 km) SWGuaraní International Airport (AGT)Ciudad del Este, ParaguayView Guaraní International Airport on a map Set AGT as destination Airport Set AGT as destination Airport Get more information about Guaraní International Airport
1412,111.18 miles (19,491.00 km) SWFoz do Iguaçu/Cataratas International Airport (IGU)Foz do Iguaçu, Paraná, BrazilView Foz do Iguaçu/Cataratas International Airport on a map Set IGU as destination Airport Set IGU as destination Airport Get more information about Foz do Iguaçu/Cataratas International Airport
1512,106.54 miles (19,483.54 km) SDoctor Fernando Piragine Niveyro International Airport (CNQ)Corrientes, Corrientes, ArgentinaView Doctor Fernando Piragine Niveyro International Airport on a map Set CNQ as destination Airport Set CNQ as destination Airport Get more information about Doctor Fernando Piragine Niveyro International Airport