About this route:

A direct, nonstop flight between Tribhuvan International Airport (KTM), Kathmandu, Nepal and Friday Harbor Seaplane Base (FBS), Friday Harbor, Washington, United States would travel a Great Circle distance of 6,885 miles (or 11,080 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 Tribhuvan International Airport and Friday Harbor Seaplane Base, 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 Tribhuvan International Airport and Friday Harbor Seaplane Base. You'll see that it will travel the same route of the red line on this map!

Departure Airport Information:

IATA / ICAO Codes: KTM / VNKT
Airport Names:
  1. Tribhuvan International Airport
  2. त्रिभुवन अन्तर्राष्ट्रिय विमानस्थल
Location: Kathmandu, Nepal
GPS Coordinates: 27°41'47"N by 85°21'32"E
Area Served: Kathmandu, Nepal
Operator/Owner: Civil Aviation Authority of Nepal (CAAN)
Airport Type: Public
Elevation: 4390 feet (1,338 meters)
# of Runways: 1
View all routes: Routes from KTM
More Information: KTM Maps & Info

Arrival Airport Information:

IATA / ICAO Codes: FBS /
Airport Names:
  1. Friday Harbor Seaplane Base
  2. W33
Location: Friday Harbor, Washington, United States
GPS Coordinates: 48°32'13"N by 123°0'34"W
Area Served: Friday Harbor, Washington
Operator/Owner: Port of Friday Harbor
Airport Type: Public
Elevation: 0 feet (0 meters)
# of Runways: 2
View all routes: Routes from FBS
More Information: FBS Maps & Info

Facts about Tribhuvan International Airport (KTM):

  • Tribhuvan International Airport (KTM) currently has only 1 runway.
  • The closest airport to Tribhuvan International Airport (KTM) is Ramechhap Airport (RHP), which is located 48 miles (77 kilometers) ESE of KTM.
  • The airport is now again connected to Europe with service by Turkish Airlines to Istanbul, after a long gap without service to Europe when Royal Nepal ended their flights to Frankfurt and London in 2001.
  • The airport began as Gauchaur Airport, named after the area of Kathmandu where it was situated.
  • The furthest airport from Tribhuvan International Airport (KTM) is Mataveri International Airport (IPC), which is located 11,530 miles (18,556 kilometers) away in Easter Island, Chile.
  • In addition to being known as "Tribhuvan International Airport", another name for KTM is "त्रिभुवन अन्तर्राष्ट्रिय विमानस्थल".
  • Tribhuvan International Airport handled 3,405,015 passengers last year.
  • Because of Tribhuvan International Airport's high elevation of 4,390 feet, planes must typically fly at a faster airspeed in order to takeoff or land at KTM. Combined with a high temperature, this could make KTM a "Hot & High" airport, where the air density is lower than it would otherwise be at sea level.

Facts about Friday Harbor Seaplane Base (FBS):

  • The furthest airport from Friday Harbor Seaplane Base (FBS) is Tôlanaro Airport (FTU), which is located 10,724 miles (17,259 kilometers) away in Tôlanaro, Madagascar.
  • In addition to being known as "Friday Harbor Seaplane Base", another name for FBS is "W33".
  • The closest airport to Friday Harbor Seaplane Base (FBS) is Friday Harbor Airport (FRD), which is located only 1 miles (2 kilometers) SSW of FBS.
  • Because of Friday Harbor Seaplane Base's relatively low elevation of 0 feet, planes can take off or land at Friday Harbor Seaplane Base 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.
  • Friday Harbor Seaplane Base (FBS) has 2 runways.

Map of Nearest Airports to Tribhuvan International Airport:

List of Nearest Airports to Tribhuvan International Airport:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
147.84 miles (77.00 km) ESERamechhap Airport (RHP)Ramechhap, NepalView Ramechhap Airport on a map Set RHP as origin Airport Set RHP as destination Airport Get more information about Ramechhap Airport
256.88 miles (91.54 km) WBharatpur Airport (BHR)Bharatpur, NepalView Bharatpur Airport on a map Set BHR as origin Airport Set BHR as destination Airport Get more information about Bharatpur Airport
369.66 miles (112.10 km) WMeghauli Airport (MEY)Meghauli, NepalView Meghauli Airport on a map Set MEY as origin Airport Set MEY as destination Airport Get more information about Meghauli Airport
476.04 miles (122.38 km) EPhaplu Airport (PPL)Phaplu, NepalView Phaplu Airport on a map Set PPL as origin Airport Set PPL as destination Airport Get more information about Phaplu Airport
576.53 miles (123.16 km) SSEJanakpur Airport(Domestic) (JKR)Janakpur, NepalView Janakpur Airport(Domestic) on a map Set JKR as origin Airport Set JKR as destination Airport Get more information about Janakpur Airport(Domestic)
677.91 miles (125.39 km) ESERumjatar Airport (RUM)Rumjatar, NepalView Rumjatar Airport on a map Set RUM as origin Airport Set RUM as destination Airport Get more information about Rumjatar Airport
783.99 miles (135.17 km) ETenzing-Hillary Airport (LUA)Lukla, NepalView Tenzing-Hillary Airport on a map Set LUA as origin Airport Set LUA as destination Airport Get more information about Tenzing-Hillary Airport
886.01 miles (138.42 km) ESELamidanda Airport (LDN)Lamidanda, NepalView Lamidanda Airport on a map Set LDN as origin Airport Set LDN as destination Airport Get more information about Lamidanda Airport
990.98 miles (146.42 km) WNWPokhara Airport (PKR)Pokhara, NepalView Pokhara Airport on a map Set PKR as origin Airport Set PKR as destination Airport Get more information about Pokhara Airport
1095.55 miles (153.77 km) WNWChaurjhari Airport (HRJ)Chaurjhari, NepalView Chaurjhari Airport on a map Set HRJ as origin Airport Set HRJ as destination Airport Get more information about Chaurjhari Airport
11109.01 miles (175.44 km) SMuzaffarpur Airport (MZU)Muzzafarpur, IndiaView Muzaffarpur Airport on a map Set MZU as origin Airport Set MZU as destination Airport Get more information about Muzaffarpur Airport
12110.48 miles (177.80 km) ESEBhojpur Airport (BHP)Bhojpur, NepalView Bhojpur Airport on a map Set BHP as origin Airport Set BHP as destination Airport Get more information about Bhojpur Airport
13119.68 miles (192.61 km) WGautam Buddha Airport Bhairahawa Airport (BWA)Bhairawa, NepalView Gautam Buddha Airport Bhairahawa Airport on a map Set BWA as origin Airport Set BWA as destination Airport Get more information about Gautam Buddha Airport Bhairahawa Airport
14124.70 miles (200.68 km) NWJomsom Airport (JMO)Jomsom, NepalView Jomsom Airport on a map Set JMO as origin Airport Set JMO as destination Airport Get more information about Jomsom Airport
15134.67 miles (216.73 km) WSWGorakhpur Airport (GOP)Gorakhpur, IndiaView Gorakhpur Airport on a map Set GOP as origin Airport Set GOP as destination Airport Get more information about Gorakhpur Airport

Map of Furthest Airports from Tribhuvan International Airport:

List of Furthest Airports from Tribhuvan International Airport:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
111,530.18 miles (18,555.97 km) EMataveri International Airport (IPC)Easter Island, ChileView Mataveri International Airport on a map Set IPC as origin Airport Set IPC as destination Airport Get more information about Mataveri International Airport
211,032.89 miles (17,755.67 km) WSWCarriel Sur International Airport (CCP)Concepción, Bío Bío Region, ChileView Carriel Sur International Airport on a map Set CCP as origin Airport Set CCP as destination Airport Get more information about Carriel Sur International Airport
311,011.78 miles (17,721.70 km) WSWLa Florida Airport (LSC)La Serena, ChileView La Florida Airport on a map Set LSC as origin Airport Set LSC as destination Airport Get more information about La Florida Airport
411,011.78 miles (17,721.69 km) WSWViña del Mar Airport (KNA)Viña del Mar, ChileView Viña del Mar Airport on a map Set KNA as origin Airport Set KNA as destination Airport Get more information about Viña del Mar Airport
511,004.54 miles (17,710.05 km) WSWLa Unión Airport (LUI)La Unión, Honduras[disambiguation needed]View La Unión Airport on a map Set LUI as origin Airport Set LUI as destination Airport Get more information about La Unión Airport
610,983.34 miles (17,675.93 km) WSWGeneral Bernardo O'Higgins Airport (YAI)Chillán, Ñuble, ChileView General Bernardo O'Higgins Airport on a map Set YAI as origin Airport Set YAI as destination Airport Get more information about General Bernardo O'Higgins Airport
710,967.45 miles (17,650.36 km) WSWComodoro Arturo Merino Benítez International Airport (SCL)Santiago, ChileView Comodoro Arturo Merino Benítez International Airport on a map Set SCL as origin Airport Set SCL as destination Airport Get more information about Comodoro Arturo Merino Benítez International Airport
810,958.95 miles (17,636.68 km) SWVictoria Airport (ZIC)Victoria, Araucanía, ChileView Victoria Airport on a map Set ZIC as origin Airport Set ZIC as destination Airport Get more information about Victoria Airport
910,958.73 miles (17,636.32 km) SWMaquehue Airport (ZCO)Temuco, Araucanía, ChileView Maquehue Airport on a map Set ZCO as origin Airport Set ZCO as destination Airport Get more information about Maquehue Airport
1010,956.74 miles (17,633.11 km) WChañaral Airport (CNR)Chañaral, Atacama Region, ChileView Chañaral Airport on a map Set CNR as origin Airport Set CNR as destination Airport Get more information about Chañaral Airport
1110,954.10 miles (17,628.87 km) WChamonate Airfield (CPO)Copiapó, Atacama Region, ChileView Chamonate Airfield on a map Set CPO as origin Airport Set CPO as destination Airport Get more information about Chamonate Airfield
1210,953.69 miles (17,628.21 km) SWPichoy Airport (ZAL)Valdivia, ChileView Pichoy Airport on a map Set ZAL as origin Airport Set ZAL as destination Airport Get more information about Pichoy Airport
1310,920.99 miles (17,575.59 km) SWCañal Bajo Carlos Hott Siebert Airport (ZOS)Osorno, ChileView Cañal Bajo Carlos Hott Siebert Airport on a map Set ZOS as origin Airport Set ZOS as destination Airport Get more information about Cañal Bajo Carlos Hott Siebert Airport
1410,908.82 miles (17,556.00 km) SWCapitán FAP Renán Elías Olivera International Airport (PIO)Pisco, PeruView Capitán FAP Renán Elías Olivera International Airport on a map Set PIO as origin Airport Set PIO as destination Airport Get more information about Capitán FAP Renán Elías Olivera International Airport
1510,908.67 miles (17,555.76 km) SWPucón Airport (ZPC)Pucón, ChileView Pucón Airport on a map Set ZPC as origin Airport Set ZPC as destination Airport Get more information about Pucón Airport

Map of Nearest Airports to Friday Harbor Seaplane Base:

List of Nearest Airports to Friday Harbor Seaplane Base:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
11.25 miles (2.02 km) SSWFriday Harbor Airport (FRD)Friday Harbor, Washington, United StatesView Friday Harbor Airport on a map Set FRD as destination Airport Set FRD as destination Airport Get more information about Friday Harbor Airport
24.43 miles (7.14 km) ESEFishermans Bay/LPS Seaplane Base (LPS)Lopez Island, Washington, United StatesView Fishermans Bay/LPS Seaplane Base on a map Set LPS as destination Airport Set LPS as destination Airport Get more information about Fishermans Bay/LPS Seaplane Base
36.09 miles (9.80 km) NNEWestsound Seaplane Base (WSX)Westsound, Orcas Island, Washington, United StatesView Westsound Seaplane Base on a map Set WSX as destination Airport Set WSX as destination Airport Get more information about Westsound Seaplane Base
48.43 miles (13.56 km) NWRoche Harbor Seaplane Base (RCE)San Juan Island, Washington, United StatesView Roche Harbor Seaplane Base on a map Set RCE as destination Airport Set RCE as destination Airport Get more information about Roche Harbor Seaplane Base
58.78 miles (14.13 km) ESECenter Island Airport (CWS)Center Island, Washington, United StatesView Center Island Airport on a map Set CWS as destination Airport Set CWS as destination Airport Get more information about Center Island Airport
69.90 miles (15.93 km) NERosario Seaplane Base (RSJ)Orcas Island, Washington, United StatesView Rosario Seaplane Base on a map Set RSJ as destination Airport Set RSJ as destination Airport Get more information about Rosario Seaplane Base
712.64 miles (20.35 km) NNEOrcas Island Airport (ESD)Eastsound, Washington, United StatesView Orcas Island Airport on a map Set ESD as destination Airport Set ESD as destination Airport Get more information about Orcas Island Airport
816.11 miles (25.93 km) EAnacortes Airport (OTS)Anacortes, Washington, United StatesView Anacortes Airport on a map Set OTS as destination Airport Set OTS as destination Airport Get more information about Anacortes Airport
917.56 miles (28.26 km) NWBedwell Harbour Water Aerodrome (YBW)Bedwell Harbour, British Columbia, CanadaView Bedwell Harbour Water Aerodrome on a map Set YBW as destination Airport Set YBW as destination Airport Get more information about Bedwell Harbour Water Aerodrome
1019.02 miles (30.62 km) WSWVictoria Inner Harbour Airport (YWH)Victoria, British Columbia, CanadaView Victoria Inner Harbour Airport on a map Set YWH as destination Airport Set YWH as destination Airport Get more information about Victoria Inner Harbour Airport
1119.27 miles (31.01 km) WSWEsquimalt Airport (YPF)Esquimalt, British Columbia, CanadaView Esquimalt Airport on a map Set YPF as destination Airport Set YPF as destination Airport Get more information about Esquimalt Airport
1220.48 miles (32.96 km) WNWVictoria International Airport (YYJ)Victoria, British Columbia, CanadaView Victoria International Airport on a map Set YYJ as destination Airport Set YYJ as destination Airport Get more information about Victoria International Airport
1320.66 miles (33.25 km) SENAS Whidbey Island (NUW)Oak Harbor, Washington, United StatesView NAS Whidbey Island on a map Set NUW as destination Airport Set NUW as destination Airport Get more information about NAS Whidbey Island
1425.04 miles (40.30 km) SEA.J. Eisenberg Airport (ODW)Oak Harbor, Washington, United StatesView A.J. Eisenberg Airport on a map Set ODW as destination Airport Set ODW as destination Airport Get more information about A.J. Eisenberg Airport
1526.35 miles (42.41 km) NNWMayne Island Water Aerodrome (YAV)Miner's Bay, British Columbia, CanadaView Mayne Island Water Aerodrome on a map Set YAV as destination Airport Set YAV as destination Airport Get more information about Mayne Island Water Aerodrome

Map of Furthest Airports from Friday Harbor Seaplane Base:

List of Furthest Airports from Friday Harbor Seaplane Base:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
110,724.34 miles (17,259.11 km) SSETôlanaro Airport (FTU)Tôlanaro, MadagascarView Tôlanaro Airport on a map Set FTU as destination Airport Set FTU as destination Airport Get more information about Tôlanaro Airport
210,660.23 miles (17,155.93 km) SSEAmpanihy Airport (AMP)Ampanihy, MadagascarView Ampanihy Airport on a map Set AMP as destination Airport Set AMP as destination Airport Get more information about Ampanihy Airport
310,590.74 miles (17,044.10 km) ESEEast London Airport (ELS)East London, South AfricaView East London Airport on a map Set ELS as destination Airport Set ELS as destination Airport Get more information about East London Airport
410,583.53 miles (17,032.50 km) ESEMargate Airport (MGH)Margate, KwaZulu-Natal, South AfricaView Margate Airport on a map Set MGH as destination Airport Set MGH as destination Airport Get more information about Margate Airport
510,575.95 miles (17,020.31 km) ESEPort Alfred Airport (AFD)Port Alfred, South AfricaView Port Alfred Airport on a map Set AFD as destination Airport Set AFD as destination Airport Get more information about Port Alfred Airport
610,554.40 miles (16,985.61 km) SPierrefonds Airport (ZSE)Saint-Pierre, RéunionView Pierrefonds Airport on a map Set ZSE as destination Airport Set ZSE as destination Airport Get more information about Pierrefonds Airport
710,552.45 miles (16,982.48 km) ESEMthatha Airport (UTT)Mthatha, South AfricaView Mthatha Airport on a map Set UTT as destination Airport Set UTT as destination Airport Get more information about Mthatha Airport
810,547.22 miles (16,974.06 km) SEKing Shaka International (DUR)Durban, KwaZulu-Natal, South AfricaView King Shaka International on a map Set DUR as destination Airport Set DUR as destination Airport Get more information about King Shaka International
910,541.90 miles (16,965.49 km) ESEPort Elizabeth International Airport (PLZ)Port Elizabeth, South AfricaView Port Elizabeth International Airport on a map Set PLZ as destination Airport Set PLZ as destination Airport Get more information about Port Elizabeth International Airport
1010,536.15 miles (16,956.24 km) SERichards Bay Airport (RCB)Richards Bay, KwaZulu-Natal, South AfricaView Richards Bay Airport on a map Set RCB as destination Airport Set RCB as destination Airport Get more information about Richards Bay Airport
1110,524.81 miles (16,938.01 km) SRoland Garros Airport (RUN)St Denis, Réunion, FranceView Roland Garros Airport on a map Set RUN as destination Airport Set RUN as destination Airport Get more information about Roland Garros Airport
1210,521.82 miles (16,933.19 km) ESEPietermaritzburg Airport (PZB)Pietermaritzburg, South AfricaView Pietermaritzburg Airport on a map Set PZB as destination Airport Set PZB as destination Airport Get more information about Pietermaritzburg Airport
1310,502.17 miles (16,901.56 km) SEHluhluwe Airport (HLW)Hluhluwe, South AfricaView Hluhluwe Airport on a map Set HLW as destination Airport Set HLW as destination Airport Get more information about Hluhluwe Airport
1410,494.40 miles (16,889.05 km) SSir Seewoosagur Ramgoolam International Airport (MRU)Plaisance, MauritiusView Sir Seewoosagur Ramgoolam International Airport on a map Set MRU as destination Airport Set MRU as destination Airport Get more information about Sir Seewoosagur Ramgoolam International Airport
1510,488.68 miles (16,879.85 km) SSEMananjary Airport (MNJ)Mananjary, MadagascarView Mananjary Airport on a map Set MNJ as destination Airport Set MNJ as destination Airport Get more information about Mananjary Airport