About this route:

A direct, nonstop flight between Southwest Washington Regional Airport (KLS), Kelso, Washington, United States and Great Barrier Reef Airport (HTI), Hamilton Island, Queensland, Australia would travel a Great Circle distance of 7,136 miles (or 11,485 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 Southwest Washington Regional Airport and Great Barrier Reef 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 Southwest Washington Regional Airport and Great Barrier Reef Airport. You'll see that it will travel the same route of the red line on this map!

Departure Airport Information:

IATA / ICAO Codes: KLS / KKLS
Airport Name: Southwest Washington Regional Airport
Location: Kelso, Washington, United States
GPS Coordinates: 46°7'5"N by 122°53'53"W
Area Served: Longview-Kelso Metropolitan Area
Operator/Owner: City of Kelso
Airport Type: Public
Elevation: 20 feet (6 meters)
# of Runways: 1
View all routes: Routes from KLS
More Information: KLS Maps & Info

Arrival Airport Information:

IATA / ICAO Codes: HTI / YBHM
Airport Names:
  1. Great Barrier Reef Airport
  2. Hamilton Island
Location: Hamilton Island, Queensland, Australia
GPS Coordinates: 20°21'29"S by 148°57'6"E
Operator/Owner: Great Barrier Reef Airport Pty Ltd.
Airport Type: Public
Elevation: 15 feet (5 meters)
# of Runways: 1
View all routes: Routes from HTI
More Information: HTI Maps & Info

Facts about Southwest Washington Regional Airport (KLS):

  • Southwest Washington Regional Airport (KLS) currently has only 1 runway.
  • The closest airport to Southwest Washington Regional Airport (KLS) is South Lewis County Airport (TDO), which is located 25 miles (41 kilometers) N of KLS.
  • The furthest airport from Southwest Washington Regional Airport (KLS) is Tôlanaro Airport (FTU), which is located 10,876 miles (17,503 kilometers) away in Tôlanaro, Madagascar.
  • Because of Southwest Washington Regional Airport's relatively low elevation of 20 feet, planes can take off or land at Southwest Washington 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.
  • Southwest Washington Regional Airport covers an area of 110 acres at an elevation of 20 feet above mean sea level.

Facts about Great Barrier Reef Airport (HTI):

  • The airport suffered heavily in September 2001 with the demise of Ansett Australia, which operated more heavily out of the airport than any other airline with flights to Cairns, Townsville, Brisbane, the Gold Coast, Sydney, Melbourne and Adelaide.
  • In addition to being known as "Great Barrier Reef Airport", another name for HTI is "Hamilton Island".
  • Great Barrier Reef Airport (HTI) currently has only 1 runway.
  • Because of Great Barrier Reef Airport's relatively low elevation of 15 feet, planes can take off or land at Great Barrier Reef 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 furthest airport from Great Barrier Reef Airport (HTI) is Agostinho Neto Airport (NTO), which is located 11,990 miles (19,297 kilometers) away in Ponta do Sol, Santo Antão, Cape Verde.
  • The closest airport to Great Barrier Reef Airport (HTI) is Whitsunday Airport (WSY), which is located only 14 miles (22 kilometers) WNW of HTI.
  • Great Barrier Reef Airport handled 457,641 passengers last year.

Map of Nearest Airports to Southwest Washington Regional Airport:

List of Nearest Airports to Southwest Washington Regional Airport:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
125.20 miles (40.56 km) NSouth Lewis County Airport (TDO)Toledo, Washington, United StatesView South Lewis County Airport on a map Set TDO as origin Airport Set TDO as destination Airport Get more information about South Lewis County Airport
239.34 miles (63.31 km) SSEPortland International Airport (PDX)Portland, Oregon, United StatesView Portland International Airport on a map Set PDX as origin Airport Set PDX as destination Airport Get more information about Portland International Airport
339.99 miles (64.36 km) SPortland-Hillsboro Airport (HIO)Hillsboro / Portland, Oregon, United StatesView Portland-Hillsboro Airport on a map Set HIO as origin Airport Set HIO as destination Airport Get more information about Portland-Hillsboro Airport
446.01 miles (74.04 km) SSEPortland-Troutdale Airport (TTD)Portland, Oregon, United StatesView Portland-Troutdale Airport on a map Set TTD as origin Airport Set TTD as destination Airport Get more information about Portland-Troutdale Airport
547.01 miles (75.66 km) WAstoria Regional Airport (AST)Astoria, Oregon, United StatesView Astoria Regional Airport on a map Set AST as origin Airport Set AST as destination Airport Get more information about Astoria Regional Airport
657.72 miles (92.89 km) ESECascade Locks State Airport (CZK)Cascade Locks, Oregon, United StatesView Cascade Locks State Airport on a map Set CZK as origin Airport Set CZK as destination Airport Get more information about Cascade Locks State Airport
758.83 miles (94.67 km) NOlympia Regional Airport (OLM)Olympia, Washington, United StatesView Olympia Regional Airport on a map Set OLM as origin Airport Set OLM as destination Airport Get more information about Olympia Regional Airport
868.10 miles (109.59 km) NNEGray Army Airfield (GRF)Tacoma, Washington, United StatesView Gray Army Airfield on a map Set GRF as origin Airport Set GRF as destination Airport Get more information about Gray Army Airfield
973.24 miles (117.88 km) NNEMcChord Field/McChord AFB (TCM)Tacoma, Washington, United StatesView McChord Field/McChord AFB on a map Set TCM as origin Airport Set TCM as destination Airport Get more information about McChord Field/McChord AFB
1076.87 miles (123.70 km) NWBowerman Airport (HQM)Hoquiam, Washington, United StatesView Bowerman Airport on a map Set HQM as origin Airport Set HQM as destination Airport Get more information about Bowerman Airport
1177.98 miles (125.49 km) NSanderson Field (SHN)Shelton, Washington, United StatesView Sanderson Field on a map Set SHN as origin Airport Set SHN as destination Airport Get more information about Sanderson Field
1280.89 miles (130.19 km) NTacoma Narrows Airport (TIW)Tacoma, Washington, United StatesView Tacoma Narrows Airport on a map Set TIW as origin Airport Set TIW as destination Airport Get more information about Tacoma Narrows Airport
1381.64 miles (131.39 km) SWPacific City State Airport (PFC)Pacific City, Oregon, United StatesView Pacific City State Airport on a map Set PFC as origin Airport Set PFC as destination Airport Get more information about Pacific City State Airport
1483.66 miles (134.64 km) SMcNary Field (SLE)Salem, Oregon, United StatesView McNary Field on a map Set SLE as origin Airport Set SLE as destination Airport Get more information about McNary Field
1590.15 miles (145.08 km) ESEColumbia Gorge Regional Airport (DLS)The Dalles, Oregon, United StatesView Columbia Gorge Regional Airport on a map Set DLS as origin Airport Set DLS as destination Airport Get more information about Columbia Gorge Regional Airport

Map of Furthest Airports from Southwest Washington Regional Airport:

List of Furthest Airports from Southwest Washington Regional Airport:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
110,875.78 miles (17,502.83 km) SSETôlanaro Airport (FTU)Tôlanaro, MadagascarView Tôlanaro Airport on a map Set FTU as origin Airport Set FTU as destination Airport Get more information about Tôlanaro Airport
210,805.79 miles (17,390.18 km) SSEAmpanihy Airport (AMP)Ampanihy, MadagascarView Ampanihy Airport on a map Set AMP as origin Airport Set AMP as destination Airport Get more information about Ampanihy Airport
310,720.93 miles (17,253.62 km) SPierrefonds Airport (ZSE)Saint-Pierre, RéunionView Pierrefonds Airport on a map Set ZSE as origin Airport Set ZSE as destination Airport Get more information about Pierrefonds Airport
410,691.41 miles (17,206.11 km) SRoland Garros Airport (RUN)St Denis, Réunion, FranceView Roland Garros Airport on a map Set RUN as origin Airport Set RUN as destination Airport Get more information about Roland Garros Airport
510,661.62 miles (17,158.17 km) SSir Seewoosagur Ramgoolam International Airport (MRU)Plaisance, MauritiusView Sir Seewoosagur Ramgoolam International Airport on a map Set MRU as origin Airport Set MRU as destination Airport Get more information about Sir Seewoosagur Ramgoolam International Airport
610,660.63 miles (17,156.58 km) ESEMargate 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
710,649.46 miles (17,138.61 km) ESEEast 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
810,645.98 miles (17,133.01 km) SSEMananjary Airport (MNJ)Mananjary, MadagascarView Mananjary Airport on a map Set MNJ as origin Airport Set MNJ as destination Airport Get more information about Mananjary Airport
910,641.31 miles (17,125.48 km) SSEFianarantsoa Airport (WFI)Fianarantsoa, MadagascarView Fianarantsoa Airport on a map Set WFI as origin Airport Set WFI as destination Airport Get more information about Fianarantsoa Airport
1010,631.92 miles (17,110.37 km) ESEKing 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
1110,629.07 miles (17,105.79 km) ESEPort 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
1210,627.57 miles (17,103.37 km) ESERichards Bay Airport (RCB)Richards Bay, KwaZulu-Natal, South AfricaView Richards Bay Airport on a map Set RCB as origin Airport Set RCB as destination Airport Get more information about Richards Bay Airport
1310,620.73 miles (17,092.37 km) ESEMthatha 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
1410,605.30 miles (17,067.54 km) SSEAndavadoaka Airport (DVD)Andavadoaka, Toliara province, Atsimo-Andrefana region, MadagascarView Andavadoaka Airport on a map Set DVD as origin Airport Set DVD as destination Airport Get more information about Andavadoaka Airport
1510,603.83 miles (17,065.16 km) ESEPietermaritzburg 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

Map of Nearest Airports to Great Barrier Reef Airport:

List of Nearest Airports to Great Barrier Reef Airport:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
113.91 miles (22.39 km) WNWWhitsunday Airport (WSY)Airlie Beach, AustraliaView Whitsunday Airport on a map Set WSY as destination Airport Set WSY as destination Airport Get more information about Whitsunday Airport
227.57 miles (44.38 km) WSWWhitsunday Coast Airport (PPP)Proserpine, Queensland, AustraliaView Whitsunday Coast Airport on a map Set PPP as destination Airport Set PPP as destination Airport Get more information about Whitsunday Coast Airport
353.23 miles (85.66 km) WNWBowen Airport (ZBO)Bowen, Queensland, AustraliaView Bowen Airport on a map Set ZBO as destination Airport Set ZBO as destination Airport Get more information about Bowen Airport
458.11 miles (93.52 km) SSEMackay Airport (MKY)Mackay, Queensland, AustraliaView Mackay Airport on a map Set MKY as destination Airport Set MKY as destination Airport Get more information about Mackay Airport
5130.24 miles (209.60 km) SSWMoranbah Airport (MOV)Moranbah, Queensland, AustraliaView Moranbah Airport on a map Set MOV as destination Airport Set MOV as destination Airport Get more information about Moranbah Airport
6160.94 miles (259.00 km) SSWDysart Airport (DYA)Dysart, Queensland, AustraliaView Dysart Airport on a map Set DYA as destination Airport Set DYA as destination Airport Get more information about Dysart Airport
7161.34 miles (259.65 km) WNWTownsville Airport (TSV)Townsville, Queensland, AustraliaView Townsville Airport on a map Set TSV as destination Airport Set TSV as destination Airport Get more information about Townsville Airport
8169.69 miles (273.09 km) SMiddlemount Airport (MMM)Middlemount, Queensland, AustraliaView Middlemount Airport on a map Set MMM as destination Airport Set MMM as destination Airport Get more information about Middlemount Airport
9175.03 miles (281.68 km) WCharters Towers Airport (CXT)Charters Towers, Queensland, AustraliaView Charters Towers Airport on a map Set CXT as destination Airport Set CXT as destination Airport Get more information about Charters Towers Airport
10187.53 miles (301.81 km) SSWClermont Airport (CMQ)Clermont, Queensland, AustraliaView Clermont Airport on a map Set CMQ as destination Airport Set CMQ as destination Airport Get more information about Clermont Airport
11224.40 miles (361.13 km) SBlackwater Airport (BLT)Blackwater, Queensland, AustraliaView Blackwater Airport on a map Set BLT as destination Airport Set BLT as destination Airport Get more information about Blackwater Airport
12227.21 miles (365.65 km) SSWEmerald Airport (EMD)Emerald, Queensland, AustraliaView Emerald Airport on a map Set EMD as destination Airport Set EMD as destination Airport Get more information about Emerald Airport
13230.61 miles (371.13 km) SSERockhampton Airport (ROK)Rockhampton, Queensland, AustraliaView Rockhampton Airport on a map Set ROK as destination Airport Set ROK as destination Airport Get more information about Rockhampton Airport
14248.08 miles (399.25 km) NWDunk Island Airport (DKI)Dunk Island, Queensland, AustraliaView Dunk Island Airport on a map Set DKI as destination Airport Set DKI as destination Airport Get more information about Dunk Island Airport
15273.20 miles (439.67 km) SSWAlpha Airport (ABH)Alpha, Queensland, AustraliaView Alpha Airport on a map Set ABH as destination Airport Set ABH as destination Airport Get more information about Alpha Airport

Map of Furthest Airports from Great Barrier Reef Airport:

List of Furthest Airports from Great Barrier Reef Airport:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
111,990.34 miles (19,296.54 km) WNWAgostinho Neto Airport (NTO)Ponta do Sol, Santo Antão, Cape VerdeView Agostinho Neto Airport on a map Set NTO as destination Airport Set NTO as destination Airport Get more information about Agostinho Neto Airport
211,975.08 miles (19,271.98 km) WNWCesária Évora International Airport (VXE)São Vicente, Cape VerdeView Cesária Évora International Airport on a map Set VXE as destination Airport Set VXE as destination Airport Get more information about Cesária Évora International Airport
311,922.74 miles (19,187.75 km) WNWPreguiça Airport (SNE)São Nicolau, Cape VerdeView Preguiça Airport on a map Set SNE as destination Airport Set SNE as destination Airport Get more information about Preguiça Airport
411,862.76 miles (19,091.21 km) NWMosteiros Airport (MTI)Mosteiros, Cape VerdeView Mosteiros Airport on a map Set MTI as destination Airport Set MTI as destination Airport Get more information about Mosteiros Airport
511,862.35 miles (19,090.56 km) NWSão Filipe Airport (SFL)Fogo, Cape VerdeView São Filipe Airport on a map Set SFL as destination Airport Set SFL as destination Airport Get more information about São Filipe Airport
611,850.48 miles (19,071.46 km) WNWAmílcar Cabral International Airport (SID)Sal Island, Cape VerdeView Amílcar Cabral International Airport on a map Set SID as destination Airport Set SID as destination Airport Get more information about Amílcar Cabral International Airport
711,827.33 miles (19,034.20 km) WNWAristides Pereira International Airport (BVC)Boa Vista, Cape VerdeView Aristides Pereira International Airport on a map Set BVC as destination Airport Set BVC as destination Airport Get more information about Aristides Pereira International Airport
811,813.82 miles (19,012.45 km) NWPraia International Airport (RAI)Praia, Cape VerdeView Praia International Airport on a map Set RAI as destination Airport Set RAI as destination Airport Get more information about Praia International Airport
911,808.55 miles (19,003.98 km) WNWMaio Airport (MMO)Maio, Cape VerdeView Maio Airport on a map Set MMO as destination Airport Set MMO as destination Airport Get more information about Maio Airport
1011,532.67 miles (18,559.99 km) WLa Güera Airport (ZLG)La Güera, Western SaharaView La Güera Airport on a map Set ZLG as destination Airport Set ZLG as destination Airport Get more information about La Güera Airport
1111,529.83 miles (18,555.41 km) WNouadhibou International Airport (NDB)Nouadhibou, MauritaniaView Nouadhibou International Airport on a map Set NDB as destination Airport Set NDB as destination Airport Get more information about Nouadhibou International Airport
1211,463.49 miles (18,448.65 km) WNWLéopold Sédar Senghor International Airport (DKR)Dakar, SenegalView Léopold Sédar Senghor International Airport on a map Set DKR as destination Airport Set DKR as destination Airport Get more information about Léopold Sédar Senghor International Airport
1311,441.81 miles (18,413.77 km) WNWDakhla Airport (VIL)Dakhla, Western SaharaView Dakhla Airport on a map Set VIL as destination Airport Set VIL as destination Airport Get more information about Dakhla Airport
1411,439.75 miles (18,410.44 km) WNouakchott International Airport (NKC)Nouakchott, MauritaniaView Nouakchott International Airport on a map Set NKC as destination Airport Set NKC as destination Airport Get more information about Nouakchott International Airport
1511,434.83 miles (18,402.53 km) WNWSaint-Louis Airport (XLS)Saint-Louis, SenegalView Saint-Louis Airport on a map Set XLS as destination Airport Set XLS as destination Airport Get more information about Saint-Louis Airport