About this route:

A direct, nonstop flight between Ottawa Macdonald–Cartier International Airport (YOW), Ottawa, Ontario, Canada and RAF Ascension (ASI), Georgetown, Ascension Island, Saint Helena would travel a Great Circle distance of 5,275 miles (or 8,489 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 Ottawa Macdonald–Cartier International Airport 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 Ottawa Macdonald–Cartier International Airport 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: YOW / CYOW
Airport Name: Ottawa Macdonald–Cartier International Airport
Location: Ottawa, Ontario, Canada
GPS Coordinates: 45°19'20"N by 75°40'1"W
Area Served: Ottawa, Ontario
Operator/Owner: Transport Canada
Airport Type: Public
Elevation: 374 feet (114 meters)
# of Runways: 3
View all routes: Routes from YOW
More Information: YOW 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 Ottawa Macdonald–Cartier International Airport (YOW):

  • Because of Ottawa Macdonald–Cartier International Airport's relatively low elevation of 374 feet, planes can take off or land at Ottawa Macdonald–Cartier 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.
  • On June 16, 2010, United Express Flight 8050, an Embraer ERJ-145 operated by Trans States Airlines, overran the runway and was substantially damaged when the nose gear collapsed.
  • Ottawa Macdonald–Cartier International Airport (YOW) has 3 runways.
  • The airport actually consists of two distinct airfields connected by a taxiway.
  • During the 1950s, while the airport was still named Uplands and a joint-use civilian/military field, it was the busiest airport in Canada by takeoffs and landings, reaching a peak of 307,079 aircraft movements in 1959, nearly double its current traffic.
  • The furthest airport from Ottawa Macdonald–Cartier International Airport (YOW) is Margaret River Airport (MGV), which is located 11,465 miles (18,451 kilometers) away in Margaret River, Western Australia, Australia.
  • On July 2, 1927, twelve P-1 airplanes under command of Major Thomas G.
  • The closest airport to Ottawa Macdonald–Cartier International Airport (YOW) is Ottawa/Rockcliffe Airport (YRO), which is located only 10 miles (15 kilometers) N of YOW.
  • On May 19, 1967, an Air Canada Douglas DC-8 on a training flight from Montreal crashed on approach to the Ottawa airport, killing all three crew members.
  • Along with Air Canada, the airport was the joint winner of the 2010 Ottawa Tourism Award for Tourism Partnership of the Year in recognition of the co-operative work done in promoting Air Canada's non-stop flight between Frankfurt and Ottawa.

Facts about RAF Ascension (ASI):

  • 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 Target Tracking Radar Station was a Nike Zeus test facility for tracking reentry vehicles from Cape Canaveral missile launches.
  • 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".
  • 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 closest airport to RAF Ascension (ASI) is Sasstown Airport (SAZ), which is located 965 miles (1,553 kilometers) NNE of ASI.

Map of Nearest Airports to Ottawa Macdonald–Cartier International Airport:

List of Nearest Airports to Ottawa Macdonald–Cartier International Airport:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
19.57 miles (15.41 km) NOttawa/Rockcliffe Airport (YRO)Ottawa, Ontario, CanadaView Ottawa/Rockcliffe Airport on a map Set YRO as origin Airport Set YRO as destination Airport Get more information about Ottawa/Rockcliffe Airport
214.65 miles (23.58 km) NNEGatineau-Ottawa Executive Airport (YND)Gatineau, Quebec, CanadaView Gatineau-Ottawa Executive Airport on a map Set YND as origin Airport Set YND as destination Airport Get more information about Gatineau-Ottawa Executive Airport
329.23 miles (47.04 km) SSWSmiths Falls-Montague (Russ Beach) Airport (YSH)Smiths Falls, Ontario, CanadaView Smiths Falls-Montague (Russ Beach) Airport on a map Set YSH as origin Airport Set YSH as destination Airport Get more information about Smiths Falls-Montague (Russ Beach) Airport
445.34 miles (72.97 km) SSEOgdensburg International Airport (OGS)Ogdensburg, New York, United StatesView Ogdensburg International Airport on a map Set OGS as origin Airport Set OGS as destination Airport Get more information about Ogdensburg International Airport
547.37 miles (76.23 km) SBrockville Regional Tackaberry Airport (XBR)Brockville, Ontario, CanadaView Brockville Regional Tackaberry Airport on a map Set XBR as origin Airport Set XBR as destination Airport Get more information about Brockville Regional Tackaberry Airport
648.15 miles (77.48 km) ESEMassena International Airport (MSS)Massena, New York, United StatesView Massena International Airport on a map Set MSS as origin Airport Set MSS as destination Airport Get more information about Massena International Airport
755.82 miles (89.84 km) ESECornwall Regional Airport (YCC)Cornwall, Ontario, CanadaView Cornwall Regional Airport on a map Set YCC as origin Airport Set YCC as destination Airport Get more information about Cornwall Regional Airport
867.48 miles (108.60 km) NNWManiwaki Airport (YMW)Maniwaki, Quebec, CanadaView Maniwaki Airport on a map Set YMW as origin Airport Set YMW as destination Airport Get more information about Maniwaki Airport
970.42 miles (113.34 km) SMaxson Airfield (AXB)Alexandria Bay, New York, United StatesView Maxson Airfield on a map Set AXB as origin Airport Set AXB as destination Airport Get more information about Maxson Airfield
1082.64 miles (132.99 km) ENEMontréal–Mirabel International Airport (YMX)Mirabel (near Montreal), Quebec, CanadaView Montréal–Mirabel International Airport on a map Set YMX as origin Airport Set YMX as destination Airport Get more information about Montréal–Mirabel International Airport
1185.25 miles (137.20 km) WNWPembroke Airport (YTA)Pembroke, Ontario, CanadaView Pembroke Airport on a map Set YTA as origin Airport Set YTA as destination Airport Get more information about Pembroke Airport
1286.37 miles (138.99 km) NNEMont-Tremblant International Airport (YTM)Mont-Tremblant (La Macaza), Quebec, CanadaView Mont-Tremblant International Airport on a map Set YTM as origin Airport Set YTM as destination Airport Get more information about Mont-Tremblant International Airport
1388.43 miles (142.31 km) SSWKingston Airport (YGK)Kingston, Ontario, CanadaView Kingston Airport on a map Set YGK as origin Airport Set YGK as destination Airport Get more information about Kingston Airport
1490.89 miles (146.28 km) WNWPetawawa Airport (YWA)Petawawa, Ontario, CanadaView Petawawa Airport on a map Set YWA as origin Airport Set YWA as destination Airport Get more information about Petawawa Airport
1593.56 miles (150.57 km) SWatertown International Airport (ART)Watertown, New York, United StatesView Watertown International Airport on a map Set ART as origin Airport Set ART as destination Airport Get more information about Watertown International Airport

Map of Furthest Airports from Ottawa Macdonald–Cartier International Airport:

List of Furthest Airports from Ottawa Macdonald–Cartier International Airport:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
111,465.09 miles (18,451.23 km) SWMargaret 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
211,450.77 miles (18,428.18 km) SWManjimup 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
311,441.65 miles (18,413.51 km) SWBusselton 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
411,428.96 miles (18,393.09 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
511,415.06 miles (18,370.72 km) SWBunbury 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
611,367.66 miles (18,294.43 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
711,338.28 miles (18,247.15 km) SWRottnest 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
811,333.60 miles (18,239.61 km) SWJandakot 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
911,321.69 miles (18,220.45 km) SWPerth 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
1011,247.89 miles (18,101.68 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
1111,210.36 miles (18,041.28 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
1211,162.21 miles (17,963.80 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
1311,153.90 miles (17,950.41 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
1411,121.79 miles (17,898.74 km) SSWMullewa 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
1511,102.16 miles (17,867.16 km) SSWKalbarri 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

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