About this route:

A direct, nonstop flight between RAF Ascension (ASI), Georgetown, Ascension Island, Saint Helena and Cat Bi International Airport (HPH), Haiphong, Vietnam would travel a Great Circle distance of 8,419 miles (or 13,549 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 RAF Ascension and Cat Bi 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 RAF Ascension and Cat Bi 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: ASI / FHAW
Airport Names:
  1. RAF Ascension
  2. Wideawake Airbase/Field
Location: Georgetown, Ascension Island, Saint Helena
GPS Coordinates: 7°58'9"S by 14°23'38"W
Operator/Owner: Ministry of Defence
View all routes: Routes from ASI
More Information: ASI Maps & Info

Arrival Airport Information:

IATA / ICAO Codes: HPH / VVCI
Airport Names:
  1. Cat Bi International Airport
  2. Sân bay Quốc tế Cát Bi
Location: Haiphong, Vietnam
GPS Coordinates: 20°49'9"N by 106°43'28"E
Operator/Owner: Northern Airports Services Company
Airport Type: Public
Elevation: 13 feet (4 meters)
# of Runways: 1
View all routes: Routes from HPH
More Information: HPH Maps & Info

Facts about RAF Ascension (ASI):

  • In addition to being known as "RAF Ascension", another name for ASI is "Wideawake Airbase/Field".
  • The RAF presence on Ascension is backed up by United States Air Force personnel, who contribute a similar number of service personnel to ensure the effective running of the station, under the command of Captain Eduard Rodriguez, who is responsible to the RAF Station Commander.
  • The furthest airport from RAF Ascension (ASI) is Ujae Airport (UJE), which is nearly antipodal to RAF Ascension (meaning RAF Ascension is almost on the exact opposite side of the Earth from Ujae Airport), and is located 12,370 miles (19,907 kilometers) away in Ujae Atoll, Marshall Islands.
  • The closest airport to RAF Ascension (ASI) is Sasstown Airport (SAZ), which is located 965 miles (1,553 kilometers) NNE of ASI.
  • Ascension Island Auxiliary Field was being built by 181 men from Saint Helena by 1957
  • Wideawake Airfield was a US installation built in 1943 by arrangement with the British government.

Facts about Cat Bi International Airport (HPH):

  • The furthest airport from Cat Bi International Airport (HPH) is Diego Aracena International Airport (IQQ), which is nearly antipodal to Cat Bi International Airport (meaning Cat Bi International Airport is almost on the exact opposite side of the Earth from Diego Aracena International Airport), and is located 12,236 miles (19,692 kilometers) away in Iquique, Chile.
  • Because of Cat Bi International Airport's relatively low elevation of 13 feet, planes can take off or land at Cat Bi 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.
  • The closest airport to Cat Bi International Airport (HPH) is Nội Bài International Airport (HAN), which is located 65 miles (105 kilometers) WNW of HPH.
  • Cat Bi International Airport (HPH) currently has only 1 runway.
  • In addition to being known as "Cat Bi International Airport", another name for HPH is "Sân bay Quốc tế Cát Bi".

Map of Nearest Airports to RAF Ascension:

List of Nearest Airports to RAF Ascension:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
1964.90 miles (1,552.85 km) NNESasstown Airport (SAZ)Sasstown, LiberiaView Sasstown Airport on a map Set SAZ as origin Airport Set SAZ as destination Airport Get more information about Sasstown Airport
2970.07 miles (1,561.18 km) NNECape Palmas Airport (CPA)Cape Palmas, LiberiaView Cape Palmas Airport on a map Set CPA as origin Airport Set CPA as destination Airport Get more information about Cape Palmas Airport
3970.61 miles (1,562.04 km) NNEGreenville/Sinoe Airport (SNI)Greenville, LiberiaView Greenville/Sinoe Airport on a map Set SNI as origin Airport Set SNI as destination Airport Get more information about Greenville/Sinoe Airport
41,004.06 miles (1,615.87 km) NNEBuchanan Airport (UCN)Buchanan, LiberiaView Buchanan Airport on a map Set UCN as origin Airport Set UCN as destination Airport Get more information about Buchanan Airport
51,016.52 miles (1,635.93 km) NNESpriggs Payne Airport (MLW)Monrovia, LiberiaView Spriggs Payne Airport on a map Set MLW as origin Airport Set MLW as destination Airport Get more information about Spriggs Payne Airport
61,019.92 miles (1,641.40 km) NNERoberts International Airport Roberts Field (ROB)Monrovia, LiberiaView Roberts International Airport Roberts Field on a map Set ROB as origin Airport Set ROB as destination Airport Get more information about Roberts International Airport Roberts Field
71,057.48 miles (1,701.85 km) NNESassandra Airport (ZSS)Sassandra, Côte d'IvoireView Sassandra Airport on a map Set ZSS as origin Airport Set ZSS as destination Airport Get more information about Sassandra Airport
81,060.22 miles (1,706.26 km) NNETchien Airport (THC)Tchien, LiberiaView Tchien Airport on a map Set THC as origin Airport Set THC as destination Airport Get more information about Tchien Airport
91,078.81 miles (1,736.16 km) NSherbro International Airport (BTE)Bonthe, Sierra LeoneView Sherbro International Airport on a map Set BTE as origin Airport Set BTE as destination Airport Get more information about Sherbro International Airport
101,099.23 miles (1,769.04 km) NGbangbatok Airport (GBK)Gbangbatok, Sierra LeoneView Gbangbatok Airport on a map Set GBK as origin Airport Set GBK as destination Airport Get more information about Gbangbatok Airport
111,108.19 miles (1,783.46 km) NNEGuiglo Airport (GGO)Guiglo, Côte d'IvoireView Guiglo Airport on a map Set GGO as origin Airport Set GGO as destination Airport Get more information about Guiglo Airport
121,114.35 miles (1,793.37 km) NBo Airport (KBS)Bo, Sierra LeoneView Bo Airport on a map Set KBS as origin Airport Set KBS as destination Airport Get more information about Bo Airport
131,118.49 miles (1,800.03 km) NNEKenema Airport (KEN)Kenema, Sierra LeoneView Kenema Airport on a map Set KEN as origin Airport Set KEN as destination Airport Get more information about Kenema Airport
141,131.83 miles (1,821.51 km) NNEGagnoa Airport (GGN)Gagnoa, Côte d'IvoireView Gagnoa Airport on a map Set GGN as origin Airport Set GGN as destination Airport Get more information about Gagnoa Airport
151,133.99 miles (1,824.97 km) NHastings Airport (HGS)Freetown, Sierra LeoneView Hastings Airport on a map Set HGS as origin Airport Set HGS as destination Airport Get more information about Hastings Airport

Map of Furthest Airports from RAF Ascension:

List of Furthest Airports from RAF Ascension:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
112,369.71 miles (19,907.06 km) NUjae Airport (UJE)Ujae Atoll, Marshall IslandsView Ujae Airport on a map Set UJE as origin Airport Set UJE as destination Airport Get more information about Ujae Airport
212,357.05 miles (19,886.69 km) NWLae Airport (LML)Lae Atoll, Marshall IslandsView Lae Airport on a map Set LML as origin Airport Set LML as destination Airport Get more information about Lae Airport
312,310.77 miles (19,812.22 km) NWElenak Airport (EAL)Elenak, Marshall IslandsView Elenak Airport on a map Set EAL as origin Airport Set EAL as destination Airport Get more information about Elenak Airport
412,282.52 miles (19,766.74 km) WNWBucholz Army Airfield (KWA)Kwajalein, Marshall IslandsView Bucholz Army Airfield on a map Set KWA as origin Airport Set KWA as destination Airport Get more information about Bucholz Army Airfield
512,282.50 miles (19,766.72 km) WNWEbadon Airstrip (EBN)Kwajalein Atoll, Marshall IslandsView Ebadon Airstrip on a map Set EBN as origin Airport Set EBN as destination Airport Get more information about Ebadon Airstrip
612,282.14 miles (19,766.14 km) NWotho Airport (WTO)Wotho, Marshall IslandsView Wotho Airport on a map Set WTO as origin Airport Set WTO as destination Airport Get more information about Wotho Airport
712,254.29 miles (19,721.32 km) WMajkin Airport (MJE)Majkin, Marshall IslandsView Majkin Airport on a map Set MJE as origin Airport Set MJE as destination Airport Get more information about Majkin Airport
812,232.07 miles (19,685.57 km) WWoja Airport (WJA)Woja, Marshall IslandsView Woja Airport on a map Set WJA as origin Airport Set WJA as destination Airport Get more information about Woja Airport
912,217.96 miles (19,662.86 km) WAilinglaplap Atoll (AIP)Ailinglaplap Atoll, Marshall IslandsView Ailinglaplap Atoll on a map Set AIP as origin Airport Set AIP as destination Airport Get more information about Ailinglaplap Atoll
1012,205.53 miles (19,642.85 km) WJabot Airport (JAT)Jabat Island, Marshall IslandsView Jabot Airport on a map Set JAT as origin Airport Set JAT as destination Airport Get more information about Jabot Airport
1112,205.39 miles (19,642.62 km) WJeh Airport (JEJ)Ailinglaplap Atoll, Marshall IslandsView Jeh Airport on a map Set JEJ as origin Airport Set JEJ as destination Airport Get more information about Jeh Airport
1212,200.28 miles (19,634.41 km) NWNamorik Airport (NDK)Namorik Atoll, Marshall IslandsView Namorik Airport on a map Set NDK as origin Airport Set NDK as destination Airport Get more information about Namorik Airport
1312,199.88 miles (19,633.75 km) NNWRongelap Airport (RNP)Rongelap Atoll, Marshall IslandsView Rongelap Airport on a map Set RNP as origin Airport Set RNP as destination Airport Get more information about Rongelap Airport
1412,191.27 miles (19,619.90 km) NBikini Atoll Airport (BII)Bikini Atoll, Marshall IslandsView Bikini Atoll Airport on a map Set BII as origin Airport Set BII as destination Airport Get more information about Bikini Atoll Airport
1512,180.68 miles (19,602.86 km) NEKosrae International Airport (KSA)Kosrae, Federated States of MicronesiaView Kosrae International Airport on a map Set KSA as origin Airport Set KSA as destination Airport Get more information about Kosrae International Airport

Map of Nearest Airports to Cat Bi International Airport:

List of Nearest Airports to Cat Bi International Airport:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
165.37 miles (105.20 km) WNWNội Bài International Airport (HAN)Hanoi, VietnamView Nội Bài International Airport on a map Set HAN as destination Airport Set HAN as destination Airport Get more information about Nội Bài International Airport
2103.19 miles (166.06 km) SWTho Xuan Airport (THD)Thanh Hoa, VietnamView Tho Xuan Airport on a map Set THD as destination Airport Set THD as destination Airport Get more information about Tho Xuan Airport
3154.65 miles (248.88 km) NENanning Wuxu International Airport (NNG)Nanning, Guangxi, ChinaView Nanning Wuxu International Airport on a map Set NNG as destination Airport Set NNG as destination Airport Get more information about Nanning Wuxu International Airport
4159.36 miles (256.47 km) SSWVinh Airport (VII)Vinh, Nghe An, VietnamView Vinh Airport on a map Set VII as destination Airport Set VII as destination Airport Get more information about Vinh Airport
5172.84 miles (278.16 km) ENEBeihai Fucheng Airport (BHY)Beihai, Guangxi, ChinaView Beihai Fucheng Airport on a map Set BHY as destination Airport Set BHY as destination Airport Get more information about Beihai Fucheng Airport
6200.95 miles (323.40 km) NBaise Bama Airport (AEB)Baise, Guangxi, ChinaView Baise Bama Airport on a map Set AEB as destination Airport Set AEB as destination Airport Get more information about Baise Bama Airport
7235.92 miles (379.68 km) EZhanjiang Airport (ZHA)Zhanjiang, Guangdong, ChinaView Zhanjiang Airport on a map Set ZHA as destination Airport Set ZHA as destination Airport Get more information about Zhanjiang Airport
8242.88 miles (390.88 km) WDien Bien Phu Airport (DIN)Dien Bien Phu, VietnamView Dien Bien Phu Airport on a map Set DIN as destination Airport Set DIN as destination Airport Get more information about Dien Bien Phu Airport
9243.62 miles (392.07 km) NWWenshan Puzhehei Airport (WNH)Wenshan, Yunnan, ChinaView Wenshan Puzhehei Airport on a map Set WNH as destination Airport Set WNH as destination Airport Get more information about Wenshan Puzhehei Airport
10246.65 miles (396.94 km) SESanya Phoenix International Airport (SYX)Sanya, Hainan, ChinaView Sanya Phoenix International Airport on a map Set SYX as destination Airport Set SYX as destination Airport Get more information about Sanya Phoenix International Airport
11249.45 miles (401.45 km) ESEHaikou Meilan International Airport (HAK)Haikou, Hainan, ChinaView Haikou Meilan International Airport on a map Set HAK as destination Airport Set HAK as destination Airport Get more information about Haikou Meilan International Airport
12249.60 miles (401.69 km) WSWXieng Khouang Airport (XKH)Xieng Khouang, LaosView Xieng Khouang Airport on a map Set XKH as destination Airport Set XKH as destination Airport Get more information about Xieng Khouang Airport
13273.50 miles (440.15 km) SSWNakhon Phanom Airport (KOP)Nakhon Phanom, ThailandView Nakhon Phanom Airport on a map Set KOP as destination Airport Set KOP as destination Airport Get more information about Nakhon Phanom Airport
14280.88 miles (452.04 km) NNEHechi Jinchengjiang Airport (HCJ)Hechi, Guangxi, ChinaView Hechi Jinchengjiang Airport on a map Set HCJ as destination Airport Set HCJ as destination Airport Get more information about Hechi Jinchengjiang Airport
15289.41 miles (465.76 km) NELiuzhou Bailian Airport (LZH)Liuzhou, Guangxi, ChinaView Liuzhou Bailian Airport on a map Set LZH as destination Airport Set LZH as destination Airport Get more information about Liuzhou Bailian Airport

Map of Furthest Airports from Cat Bi International Airport:

List of Furthest Airports from Cat Bi International Airport:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
112,235.84 miles (19,691.63 km) WDiego Aracena International Airport (IQQ)Iquique, ChileView Diego Aracena International Airport on a map Set IQQ as destination Airport Set IQQ as destination Airport Get more information about Diego Aracena International Airport
212,204.67 miles (19,641.46 km) SWCarolina Airport (CLN)Carolina, Maranhão, BrazilView Carolina Airport on a map Set CLN as destination Airport Set CLN as destination Airport Get more information about Carolina Airport
312,186.88 miles (19,612.83 km) SSWIlo Airport (ILQ)Ilo, Moquegua Region, PeruView Ilo Airport on a map Set ILQ as destination Airport Set ILQ as destination Airport Get more information about Ilo Airport
412,180.52 miles (19,602.59 km) SWChacalluta International Airport (ARI)Arica, ChileView Chacalluta International Airport on a map Set ARI as destination Airport Set ARI as destination Airport Get more information about Chacalluta International Airport
512,180.52 miles (19,602.59 km) SWChacalluta International Airport (ACM)Arica, Amazonas, ColombiaView Chacalluta International Airport on a map Set ACM as destination Airport Set ACM as destination Airport Get more information about Chacalluta International Airport
612,180.47 miles (19,602.51 km) SWAndrés Sabella Gálvez International Airport (former Cerro Moreno International Airport) (ANF)Antofagasta, ChileView Andrés Sabella Gálvez International Airport (former Cerro Moreno International Airport) on a map Set ANF as destination Airport Set ANF as destination Airport Get more information about Andrés Sabella Gálvez International Airport (former Cerro Moreno International Airport)
712,133.28 miles (19,526.58 km) WSWEl Loa Airport (CJC)Calama, Antofagasta Region, ChileView El Loa Airport on a map Set CJC as destination Airport Set CJC as destination Airport Get more information about El Loa Airport
812,108.16 miles (19,486.14 km) SSWRodríguez Ballón International Airport (AQP)Arequipa, PeruView Rodríguez Ballón International Airport on a map Set AQP as destination Airport Set AQP as destination Airport Get more information about Rodríguez Ballón International Airport
912,020.13 miles (19,344.48 km) SSWChañaral Airport (CNR)Chañaral, Atacama Region, ChileView Chañaral Airport on a map Set CNR as destination Airport Set CNR as destination Airport Get more information about Chañaral Airport
1012,020.08 miles (19,344.39 km) WUyuni Joya Andina Airport (UYU)Uyuni, Potosí, BoliviaView Uyuni Joya Andina Airport on a map Set UYU as destination Airport Set UYU as destination Airport Get more information about Uyuni Joya Andina Airport
1112,014.18 miles (19,334.91 km) SSWInca Manco Cápac International Airport (JUL)Juliaca, PeruView Inca Manco Cápac International Airport on a map Set JUL as destination Airport Set JUL as destination Airport Get more information about Inca Manco Cápac International Airport
1212,010.02 miles (19,328.20 km) SSEMaria Reiche Neuman Airport (NZC)Nazca, Ica Region, PeruView Maria Reiche Neuman Airport on a map Set NZC as destination Airport Set NZC as destination Airport Get more information about Maria Reiche Neuman Airport
1311,997.09 miles (19,307.40 km) SSWRicardo García Posada Airport El Salvador Bajo Airport (ESR)El Salvador, ChileView Ricardo García Posada Airport El Salvador Bajo Airport on a map Set ESR as destination Airport Set ESR as destination Airport Get more information about Ricardo García Posada Airport El Salvador Bajo Airport
1411,990.54 miles (19,296.86 km) SWEl Alto International Airport (LPB)La Paz, BoliviaView El Alto International Airport on a map Set LPB as destination Airport Set LPB as destination Airport Get more information about El Alto International Airport
1511,954.26 miles (19,238.47 km) SSWChamonate Airfield (CPO)Copiapó, Atacama Region, ChileView Chamonate Airfield on a map Set CPO as destination Airport Set CPO as destination Airport Get more information about Chamonate Airfield