About this route:

A direct, nonstop flight between Jefferson County International AirportPort Townsend Army Airfield (TWD), Port Townsend, Washington, United States and Yecheon Air Base (YEC), Yecheon, South Korea would travel a Great Circle distance of 5,134 miles (or 8,262 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 Jefferson County International AirportPort Townsend Army Airfield and Yecheon Air 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 Jefferson County International AirportPort Townsend Army Airfield and Yecheon Air Base. You'll see that it will travel the same route of the red line on this map!

Departure Airport Information:

IATA / ICAO Codes: TWD /
Airport Names:
  1. Jefferson County International AirportPort Townsend Army Airfield
  2. 0S9
Location: Port Townsend, Washington, United States
GPS Coordinates: 48°3'14"N by 122°48'38"W
Area Served: Port Townsend, Washington
Operator/Owner: Port of Port Townsend
Airport Type: Public
Elevation: 108 feet (33 meters)
# of Runways: 1
View all routes: Routes from TWD
More Information: TWD Maps & Info

Arrival Airport Information:

IATA / ICAO Codes: YEC / RKTY
Airport Name: Yecheon Air Base
Location: Yecheon, South Korea
GPS Coordinates: 36°37'54"N by 128°21'17"E
Airport Type: Military
Elevation: 354 feet (108 meters)
# of Runways: 1
View all routes: Routes from YEC
More Information: YEC Maps & Info

Facts about Jefferson County International AirportPort Townsend Army Airfield (TWD):

  • In addition to being known as "Jefferson County International AirportPort Townsend Army Airfield", another name for TWD is "0S9".
  • Because of Jefferson County International AirportPort Townsend Army Airfield's relatively low elevation of 108 feet, planes can take off or land at Jefferson County International AirportPort Townsend Army Airfield 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 Jefferson County International AirportPort Townsend Army Airfield (TWD) is A.J. Eisenberg Airport (ODW), which is located only 15 miles (24 kilometers) NNE of TWD.
  • The furthest airport from Jefferson County International AirportPort Townsend Army Airfield (TWD) is Tôlanaro Airport (FTU), which is located 10,752 miles (17,303 kilometers) away in Tôlanaro, Madagascar.
  • Jefferson County International AirportPort Townsend Army Airfield (TWD) currently has only 1 runway.

Facts about Yecheon Air Base (YEC):

  • Because of Yecheon Air Base's relatively low elevation of 354 feet, planes can take off or land at Yecheon Air 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.
  • The closest airport to Yecheon Air Base (YEC) is Cheongju International Airport (CJJ), which is located 48 miles (77 kilometers) W of YEC.
  • The furthest airport from Yecheon Air Base (YEC) is Capitán de Corbeta Carlos A. Curbelo International Airport (PDP), which is nearly antipodal to Yecheon Air Base (meaning Yecheon Air Base is almost on the exact opposite side of the Earth from Capitán de Corbeta Carlos A. Curbelo International Airport), and is located 12,208 miles (19,646 kilometers) away in Maldonado/Punta del Este, Maldonado, Uruguay.
  • Yecheon Air Base (YEC) currently has only 1 runway.

Map of Nearest Airports to Jefferson County International AirportPort Townsend Army Airfield:

List of Nearest Airports to Jefferson County International AirportPort Townsend Army Airfield:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
115.05 miles (24.23 km) NNEA.J. Eisenberg Airport (ODW)Oak Harbor, Washington, United StatesView A.J. Eisenberg Airport on a map Set ODW as origin Airport Set ODW as destination Airport Get more information about A.J. Eisenberg Airport
217.65 miles (28.41 km) WSequim Valley Airport (SQV)Sequim, Washington, United StatesView Sequim Valley Airport on a map Set SQV as origin Airport Set SQV as destination Airport Get more information about Sequim Valley Airport
321.79 miles (35.07 km) NNENAS Whidbey Island (NUW)Oak Harbor, Washington, United StatesView NAS Whidbey Island on a map Set NUW as origin Airport Set NUW as destination Airport Get more information about NAS Whidbey Island
426.52 miles (42.68 km) ESEPaine Field (PAE)Everett, Washington, United StatesView Paine Field on a map Set PAE as origin Airport Set PAE as destination Airport Get more information about Paine Field
528.34 miles (45.61 km) WNWCGAS Port Angeles (NOW)Port Angeles, Washington, United StatesView CGAS Port Angeles on a map Set NOW as origin Airport Set NOW as destination Airport Get more information about CGAS Port Angeles
630.15 miles (48.52 km) NCenter Island Airport (CWS)Center Island, Washington, United StatesView Center Island Airport on a map Set CWS as origin Airport Set CWS as destination Airport Get more information about Center Island Airport
731.49 miles (50.68 km) NNEAnacortes Airport (OTS)Anacortes, Washington, United StatesView Anacortes Airport on a map Set OTS as origin Airport Set OTS as destination Airport Get more information about Anacortes Airport
832.14 miles (51.72 km) WWilliam R. Fairchild International AirportPort Angeles Army Airfield (CLM)Port Angeles, Washington, United StatesView William R. Fairchild International AirportPort Angeles Army Airfield on a map Set CLM as origin Airport Set CLM as destination Airport Get more information about William R. Fairchild International AirportPort Angeles Army Airfield
932.34 miles (52.04 km) NFishermans Bay/LPS Seaplane Base (LPS)Lopez Island, Washington, United StatesView Fishermans Bay/LPS Seaplane Base on a map Set LPS as origin Airport Set LPS as destination Airport Get more information about Fishermans Bay/LPS Seaplane Base
1032.86 miles (52.88 km) SEKenmore Air (KEH)Kenmore, Washington, United StatesView Kenmore Air on a map Set KEH as origin Airport Set KEH as destination Airport Get more information about Kenmore Air
1133.80 miles (54.40 km) NNWFriday Harbor Airport (FRD)Friday Harbor, Washington, United StatesView Friday Harbor Airport on a map Set FRD as origin Airport Set FRD as destination Airport Get more information about Friday Harbor Airport
1233.93 miles (54.60 km) NNESkagit Regional Airport (MVW)Burlington / Mount Vernon, Washington, United StatesView Skagit Regional Airport on a map Set MVW as origin Airport Set MVW as destination Airport Get more information about Skagit Regional Airport
1334.63 miles (55.73 km) NNWFriday Harbor Seaplane Base (FBS)Friday Harbor, Washington, United StatesView Friday Harbor Seaplane Base on a map Set FBS as origin Airport Set FBS as destination Airport Get more information about Friday Harbor Seaplane Base
1436.62 miles (58.94 km) SEKenmore Air Harbor Seaplane Base (LKE)Seattle, Washington, United StatesView Kenmore Air Harbor Seaplane Base on a map Set LKE as origin Airport Set LKE as destination Airport Get more information about Kenmore Air Harbor Seaplane Base
1536.80 miles (59.23 km) NWVictoria Inner Harbour Airport (YWH)Victoria, British Columbia, CanadaView Victoria Inner Harbour Airport on a map Set YWH as origin Airport Set YWH as destination Airport Get more information about Victoria Inner Harbour Airport

Map of Furthest Airports from Jefferson County International AirportPort Townsend Army Airfield:

List of Furthest Airports from Jefferson County International AirportPort Townsend Army Airfield:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
110,751.68 miles (17,303.10 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
210,685.90 miles (17,197.25 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
310,596.01 miles (17,052.59 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
410,592.81 miles (17,047.44 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
510,587.19 miles (17,038.38 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
610,580.01 miles (17,026.84 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
710,559.78 miles (16,994.27 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
810,558.17 miles (16,991.69 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
910,557.65 miles (16,990.84 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
1010,548.61 miles (16,976.29 km) SERichards 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
1110,544.61 miles (16,969.86 km) ESEPort Elizabeth International Airport (PLZ)Port Elizabeth, South AfricaView Port Elizabeth International Airport on a map Set PLZ as origin Airport Set PLZ as destination Airport Get more information about Port Elizabeth International Airport
1210,532.16 miles (16,949.83 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
1310,527.98 miles (16,943.09 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
1410,517.76 miles (16,926.65 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
1510,515.32 miles (16,922.72 km) SEHluhluwe Airport (HLW)Hluhluwe, South AfricaView Hluhluwe Airport on a map Set HLW as origin Airport Set HLW as destination Airport Get more information about Hluhluwe Airport

Map of Nearest Airports to Yecheon Air Base:

List of Nearest Airports to Yecheon Air Base:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
147.78 miles (76.90 km) WCheongju International Airport (CJJ)Cheong ju, South KoreaView Cheongju International Airport on a map Set CJJ as destination Airport Set CJJ as destination Airport Get more information about Cheongju International Airport
253.71 miles (86.44 km) SSEDaegu International Airport (TAE)Daegu, South KoreaView Daegu International Airport on a map Set TAE as destination Airport Set TAE as destination Airport Get more information about Daegu International Airport
359.80 miles (96.24 km) NNWWonju Airport (WJU)Wonju, South KoreaView Wonju Airport on a map Set WJU as destination Airport Set WJU as destination Airport Get more information about Wonju Airport
474.15 miles (119.34 km) SEPohang Airport (KPO)Pohang, South KoreaView Pohang Airport on a map Set KPO as destination Airport Set KPO as destination Airport Get more information about Pohang Airport
583.98 miles (135.15 km) NNEGangneung Airbase (KAG)Kangnung (Gangneung), South KoreaView Gangneung Airbase on a map Set KAG as destination Airport Set KAG as destination Airport Get more information about Gangneung Airbase
688.59 miles (142.56 km) NWSeoul Air Base (SSN)Seongnam, South KoreaView Seoul Air Base on a map Set SSN as destination Airport Set SSN as destination Airport Get more information about Seoul Air Base
7105.22 miles (169.34 km) NSokcho Airport (SHO)Sokcho, South KoreaView Sokcho Airport on a map Set SHO as destination Airport Set SHO as destination Airport Get more information about Sokcho Airport
8105.53 miles (169.84 km) SSEGimhae International Airport (PUS)Busan, South KoreaView Gimhae International Airport on a map Set PUS as destination Airport Set PUS as destination Airport Get more information about Gimhae International Airport
9107.37 miles (172.79 km) NWGimpo International Airport (GMP)Seoul, South KoreaView Gimpo International Airport on a map Set GMP as destination Airport Set GMP as destination Airport Get more information about Gimpo International Airport
10107.37 miles (172.79 km) NWGimpo International Airport (SEL)Seoul, South KoreaView Gimpo International Airport on a map Set SEL as destination Airport Set SEL as destination Airport Get more information about Gimpo International Airport
11107.82 miles (173.52 km) SSacheon Airport (HIN)Sacheon, South KoreaView Sacheon Airport on a map Set HIN as destination Airport Set HIN as destination Airport Get more information about Sacheon Airport
12109.16 miles (175.68 km) WSWGunsan Airport (KUV)Gunsan, South KoreaView Gunsan Airport on a map Set KUV as destination Airport Set KUV as destination Airport Get more information about Gunsan Airport
13120.21 miles (193.46 km) WNWIncheon International Airport (ICN)Incheon (near Seoul), South KoreaView Incheon International Airport on a map Set ICN as destination Airport Set ICN as destination Airport Get more information about Incheon International Airport
14135.32 miles (217.78 km) SWGwangju Airport (KWJ)Gwangju (Kwangju), South KoreaView Gwangju Airport on a map Set KWJ as destination Airport Set KWJ as destination Airport Get more information about Gwangju Airport
15170.38 miles (274.19 km) SWMokpo Airport (MPK)Mokpo, South KoreaView Mokpo Airport on a map Set MPK as destination Airport Set MPK as destination Airport Get more information about Mokpo Airport

Map of Furthest Airports from Yecheon Air Base:

List of Furthest Airports from Yecheon Air Base:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
112,207.72 miles (19,646.38 km) ESECapitán de Corbeta Carlos A. Curbelo International Airport (PDP)Maldonado/Punta del Este, Maldonado, UruguayView Capitán de Corbeta Carlos A. Curbelo International Airport on a map Set PDP as destination Airport Set PDP as destination Airport Get more information about Capitán de Corbeta Carlos A. Curbelo International Airport
212,161.41 miles (19,571.84 km) ESECarrasco/General Cesáreo L. Berisso International Airport (MVD)Montevideo, Montevideo, UruguayView Carrasco/General Cesáreo L. Berisso International Airport on a map Set MVD as destination Airport Set MVD as destination Airport Get more information about Carrasco/General Cesáreo L. Berisso International Airport
312,154.29 miles (19,560.38 km) SSETreinta y Tres Airport (TYT)Treinta y Tres, Treinta y Tres, UruguayView Treinta y Tres Airport on a map Set TYT as destination Airport Set TYT as destination Airport Get more information about Treinta y Tres Airport
412,136.57 miles (19,531.87 km) EVilla Gesell Airport (VLG)Villa Gesell, Buenos Aires, ArgentinaView Villa Gesell Airport on a map Set VLG as destination Airport Set VLG as destination Airport Get more information about Villa Gesell Airport
512,121.02 miles (19,506.84 km) SRio Grande Regional Airport (RIG)Rio Grande, BrazilView Rio Grande Regional Airport on a map Set RIG as destination Airport Set RIG as destination Airport Get more information about Rio Grande Regional Airport
612,106.13 miles (19,482.87 km) SSECerro Largo International Airport (MLZ)Melo, Cerro Largo, UruguayView Cerro Largo International Airport on a map Set MLZ as destination Airport Set MLZ as destination Airport Get more information about Cerro Largo International Airport
712,098.77 miles (19,471.04 km) ESEAstor Piazzolla International Airport (MDQ)Mar del Plata, Buenos Aires Province, ArgentinaView Astor Piazzolla International Airport on a map Set MDQ as destination Airport Set MDQ as destination Airport Get more information about Astor Piazzolla International Airport
812,094.89 miles (19,464.80 km) SPelotas International Airport (PET)Pelotas, Rio Grande do Sul, BrazilView Pelotas International Airport on a map Set PET as destination Airport Set PET as destination Airport Get more information about Pelotas International Airport
912,081.03 miles (19,442.48 km) SESanta Bernardina International Airport (DZO)Durazno, Durazno, UruguayView Santa Bernardina International Airport on a map Set DZO as destination Airport Set DZO as destination Airport Get more information about Santa Bernardina International Airport
1012,077.97 miles (19,437.56 km) ESEMiramar Airport (MJR)Miramar, Buenos Aires, ArgentinaView Miramar Airport on a map Set MJR as destination Airport Set MJR as destination Airport Get more information about Miramar Airport
1112,068.37 miles (19,422.11 km) ESELa Plata Airport (LPG)La Plata, Buenos Aires, ArgentinaView La Plata Airport on a map Set LPG as destination Airport Set LPG as destination Airport Get more information about La Plata Airport
1212,061.15 miles (19,410.49 km) ESELaguna de los Patos International Airport (CYR)Colonia del Sacramento, Colonia, UruguayView Laguna de los Patos International Airport on a map Set CYR as destination Airport Set CYR as destination Airport Get more information about Laguna de los Patos International Airport
1312,059.27 miles (19,407.46 km) SSECerro Largo International Airport (VCH)Vichadero, Rivera, UruguayView Cerro Largo International Airport on a map Set VCH as destination Airport Set VCH as destination Airport Get more information about Cerro Largo International Airport
1412,048.18 miles (19,389.61 km) SSEComandante Gustavo Kraemer International Airport (BGX)Bagé, Rio Grande do Sul, BrazilView Comandante Gustavo Kraemer International Airport on a map Set BGX as destination Airport Set BGX as destination Airport Get more information about Comandante Gustavo Kraemer International Airport
1512,030.68 miles (19,361.46 km) ESEMinistro Pistarini International Airport (EZE)Ezeiza (near Buenos Aires), ArgentinaView Ministro Pistarini International Airport on a map Set EZE as destination Airport Set EZE as destination Airport Get more information about Ministro Pistarini International Airport