About this route:

A direct, nonstop flight between Portland International Jetport (PWM), Portland, Maine, United States and RAF Ascension (ASI), Georgetown, Ascension Island, Saint Helena would travel a Great Circle distance of 4,988 miles (or 8,027 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 Portland International Jetport and RAF Ascension, 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 Portland International Jetport and RAF Ascension. You'll see that it will travel the same route of the red line on this map!

Departure Airport Information:

IATA / ICAO Codes: PWM / KPWM
Airport Name: Portland International Jetport
Location: Portland, Maine, United States
GPS Coordinates: 43°38'45"N by 70°18'33"W
Area Served: Portland, Maine
Airport Type: Public
Elevation: 76 feet (23 meters)
# of Runways: 2
View all routes: Routes from PWM
More Information: PWM Maps & Info

Arrival 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

Facts about Portland International Jetport (PWM):

  • The airfield was founded in the late 1920s by Dr.
  • The present airport started to take shape in the 1950s.
  • In 1981 Air New England ceased operations and pulled out of the Jetport after 11 years.
  • Peoplexpress Airlines arrived in 1983, the first jet competitor to Northeast/Delta at PWM.
  • Portland International Jetport (PWM) has 2 runways.
  • After Independence Air went bankrupt Portland had no low-cost carrier, causing fares to go up, and passenger numbers to decline.
  • The furthest airport from Portland International Jetport (PWM) is Margaret River Airport (MGV), which is located 11,705 miles (18,838 kilometers) away in Margaret River, Western Australia, Australia.
  • In June 1983 United Airlines arrived in Portland, planning to be the only airline to serve 50 states.
  • Because of Portland International Jetport's relatively low elevation of 76 feet, planes can take off or land at Portland International Jetport 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.
  • On September 1, 2005 Delta Air Lines ended mainline service to PWM.
  • In the wake of the September 11 attacks many U.S.
  • In 1980 the passenger terminal expanded to the east with the addition of two baggage carousels.
  • The closest airport to Portland International Jetport (PWM) is Naval Air Station Brunswick (NHZ), which is located 25 miles (40 kilometers) NE of PWM.
  • In 1972 Northeast Airlines was bought by Delta Air Lines which retained its routes to Bangor, Boston, and New York.

Facts about RAF Ascension (ASI):

  • RAF Ascension Island was re-garrisoned by the RAF in 1982 and used extensively as a staging base during the Falklands War.
  • In addition to being known as "RAF Ascension", another name for ASI is "Wideawake Airbase/Field".
  • The closest airport to RAF Ascension (ASI) is Sasstown Airport (SAZ), which is located 965 miles (1,553 kilometers) NNE of ASI.
  • RAF Ascension, more commonly known as RAF Ascension Island, and sometimes known as Wideawake Airfield or Ascension Island Base, is a British Royal Air Force station on Ascension Island in the Atlantic Ocean, near the Equator.
  • 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.

Map of Nearest Airports to Portland International Jetport:

List of Nearest Airports to Portland International Jetport:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
125.12 miles (40.43 km) NENaval Air Station Brunswick (NHZ)Brunswick, Maine, United StatesView Naval Air Station Brunswick on a map Set NHZ as origin Airport Set NHZ as destination Airport Get more information about Naval Air Station Brunswick
226.52 miles (42.67 km) SWSanford Seacoast Regional Airport (SFM)Sanford, Maine, United StatesView Sanford Seacoast Regional Airport on a map Set SFM as origin Airport Set SFM as destination Airport Get more information about Sanford Seacoast Regional Airport
327.84 miles (44.80 km) NAuburn/Lewiston Municipal Airport (LEW)Auburn/Lewiston, Maine, United StatesView Auburn/Lewiston Municipal Airport on a map Set LEW as origin Airport Set LEW as destination Airport Get more information about Auburn/Lewiston Municipal Airport
436.88 miles (59.34 km) NEWiscasset Airport (ISS)Wiscasset, Maine, United StatesView Wiscasset Airport on a map Set ISS as origin Airport Set ISS as destination Airport Get more information about Wiscasset Airport
539.77 miles (64.01 km) NWEastern Slopes Regional Airport (FRY)Fryeburg, Maine, United StatesView Eastern Slopes Regional Airport on a map Set FRY as origin Airport Set FRY as destination Airport Get more information about Eastern Slopes Regional Airport
646.98 miles (75.61 km) SSWPortsmouth International Airport at Pease (PSM)Portsmouth, New Hampshire, United StatesView Portsmouth International Airport at Pease on a map Set PSM as origin Airport Set PSM as destination Airport Get more information about Portsmouth International Airport at Pease
753.10 miles (85.45 km) NNEAugusta State Airport (AUG)Augusta, Maine, United StatesView Augusta State Airport on a map Set AUG as origin Airport Set AUG as destination Airport Get more information about Augusta State Airport
855.75 miles (89.72 km) WLaconia Municipal Airport (LCI)Laconia, New Hampshire, United StatesView Laconia Municipal Airport on a map Set LCI as origin Airport Set LCI as destination Airport Get more information about Laconia Municipal Airport
966.73 miles (107.38 km) ENEKnox County Regional Airport (RKD)Rockland, Maine, United StatesView Knox County Regional Airport on a map Set RKD as origin Airport Set RKD as destination Airport Get more information about Knox County Regional Airport
1067.25 miles (108.23 km) WSWConcord Municipal Airport (CON)Concord, New Hampshire, United StatesView Concord Municipal Airport on a map Set CON as origin Airport Set CON as destination Airport Get more information about Concord Municipal Airport
1168.89 miles (110.87 km) NNEWaterville Robert Lafleur Airport (WVL)Waterville, Maine, United StatesView Waterville Robert Lafleur Airport on a map Set WVL as origin Airport Set WVL as destination Airport Get more information about Waterville Robert Lafleur Airport
1275.10 miles (120.86 km) SWManchester–Boston Regional Airport (MHT)Manchester, New Hampshire, United StatesView Manchester–Boston Regional Airport on a map Set MHT as origin Airport Set MHT as destination Airport Get more information about Manchester–Boston Regional Airport
1376.17 miles (122.58 km) SSWLawrence Municipal Airport (LWM)Lawrence, Massachusetts, United StatesView Lawrence Municipal Airport on a map Set LWM as origin Airport Set LWM as destination Airport Get more information about Lawrence Municipal Airport
1477.07 miles (124.04 km) NNECentral Maine Airport of Norridgewock (OWK)Norridgewock, Maine, United StatesView Central Maine Airport of Norridgewock on a map Set OWK as origin Airport Set OWK as destination Airport Get more information about Central Maine Airport of Norridgewock
1577.26 miles (124.35 km) NNWBerlin Regional Airport (BML)Berlin, New Hampshire, United StatesView Berlin Regional Airport on a map Set BML as origin Airport Set BML as destination Airport Get more information about Berlin Regional Airport

Map of Furthest Airports from Portland International Jetport:

List of Furthest Airports from Portland International Jetport:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
111,705.42 miles (18,838.00 km) SSWMargaret 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
211,702.40 miles (18,833.15 km) SSWManjimup 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
311,696.00 miles (18,822.85 km) SWAlbany 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
411,683.40 miles (18,802.56 km) SSWBusselton 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
511,657.56 miles (18,760.98 km) SSWBunbury 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
611,627.23 miles (18,712.16 km) SWKatanning 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
711,572.15 miles (18,623.52 km) SSWRottnest 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
811,571.03 miles (18,621.72 km) SSWJandakot 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
911,559.08 miles (18,602.50 km) SSWPerth 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
1011,489.00 miles (18,489.70 km) SWEsperance Airport (EPR)Esperance, AustraliaView Esperance Airport on a map Set EPR as origin Airport Set EPR as destination Airport Get more information about Esperance Airport
1111,469.08 miles (18,457.66 km) SSWJurien 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
1211,379.36 miles (18,313.25 km) SSWMorawa 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
1311,373.89 miles (18,304.45 km) SSWGeraldton 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
1411,358.63 miles (18,279.90 km) SWKambalda Airport (KDB)Kambalda, Western Australia, AustraliaView Kambalda Airport on a map Set KDB as origin Airport Set KDB as destination Airport Get more information about Kambalda Airport
1511,355.77 miles (18,275.30 km) SSWWindarling Airport (WRN)Windarling, AustraliaView Windarling Airport on a map Set WRN as origin Airport Set WRN as destination Airport Get more information about Windarling Airport

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 destination 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 destination 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 destination 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 destination 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 destination 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 destination 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 destination 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 destination 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 destination 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 destination 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 destination 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 destination 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 destination 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 destination 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 destination 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 destination 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 destination 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 destination 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 destination 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 destination 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 destination 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 destination 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 destination 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 destination 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 destination 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 destination 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 destination 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 destination 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 destination 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 destination Airport Set KSA as destination Airport Get more information about Kosrae International Airport