About this route:

A direct, nonstop flight between Chatham Seaplane Base (CYM), Chatham, Alaska, United States and Gray Army Airfield (GRF), Tacoma, Washington, United States would travel a Great Circle distance of 888 miles (or 1,428 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 relatively short distance between Chatham Seaplane Base and Gray Army Airfield, the route shown on this map most likely still appears to be a straight line.

Departure Airport Information:

IATA / ICAO Codes: CYM /
Airport Name: Chatham Seaplane Base
Location: Chatham, Alaska, United States
GPS Coordinates: 57°30'54"N by 134°56'45"W
Area Served: Chatham, Alaska
Operator/Owner: Chatham Cannery Ltd.
Airport Type: Public use
Elevation: 0 feet (0 meters)
# of Runways: 1
View all routes: Routes from CYM
More Information: CYM Maps & Info

Arrival Airport Information:

IATA / ICAO Codes: GRF / KGRF
Airport Names:
  1. Gray Army Airfield
  2. (Joint Base Lewis-McChord)
Location: Tacoma, Washington, United States
GPS Coordinates: 47°4'45"N by 122°34'50"W
Operator/Owner: U.S. Army ATCA-ASO
Airport Type: Military
Elevation: 300 feet (91 meters)
# of Runways: 1
View all routes: Routes from GRF
More Information: GRF Maps & Info

Facts about Chatham Seaplane Base (CYM):

  • Chatham Seaplane Base (CYM) currently has only 1 runway.
  • Because of Chatham Seaplane Base's relatively low elevation of 0 feet, planes can take off or land at Chatham 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.
  • The closest airport to Chatham Seaplane Base (CYM) is Angoon Seaplane Base (AGN), which is located only 13 miles (22 kilometers) E of CYM.
  • The furthest airport from Chatham Seaplane Base (CYM) is Port Alfred Airport (AFD), which is located 10,576 miles (17,020 kilometers) away in Port Alfred, South Africa.

Facts about Gray Army Airfield (GRF):

  • With World War II, Gray Army Airfield received 1.7 million dollars for new hangars and improved facilities.
  • Gray Army Airfield (GRF) currently has only 1 runway.
  • The closest airport to Gray Army Airfield (GRF) is McChord Field/McChord AFB (TCM), which is located only 6 miles (10 kilometers) NE of GRF.
  • In October 1921 Curtiss JN-4 “Jenny” biplanes flew from the Naval Station at Sand Point to a grass airfield at what was then called "Camp Lewis", located at a site just west of today’s Gray AAF.
  • Reactivated following service in Vietnam, the 9th Infantry Division aviation units occupied GAAF in 1972.
  • In addition to being known as "Gray Army Airfield", another name for GRF is "(Joint Base Lewis-McChord)".
  • The Army Air Force closed its facilities in 1947.
  • Another innovative aircraft came to GAAF in the fall of 2000.
  • The 1938 construction included two paved runways, a boiler plant, headquarters building, metal balloon hangar, six-plane hangar, corrugated-iron hangar, storehouse, flight-surgeon office, and film-storage building.
  • Because of Gray Army Airfield's relatively low elevation of 300 feet, planes can take off or land at Gray 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 furthest airport from Gray Army Airfield (GRF) is Tôlanaro Airport (FTU), which is located 10,809 miles (17,395 kilometers) away in Tôlanaro, Madagascar.

Map of Nearest Airports to Chatham Seaplane Base:

List of Nearest Airports to Chatham Seaplane Base:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
113.43 miles (21.61 km) EAngoon Seaplane Base (AGN)Angoon, Alaska, United StatesView Angoon Seaplane Base on a map Set AGN as origin Airport Set AGN as destination Airport Get more information about Angoon Seaplane Base
235.85 miles (57.70 km) SSWSitka Rocky Gutierrez Airport (SIT)Sitka, Alaska, United StatesView Sitka Rocky Gutierrez Airport on a map Set SIT as origin Airport Set SIT as destination Airport Get more information about Sitka Rocky Gutierrez Airport
343.63 miles (70.21 km) NNWHoonah Airport (HNH)Hoonah, Alaska, United StatesView Hoonah Airport on a map Set HNH as origin Airport Set HNH as destination Airport Get more information about Hoonah Airport
451.12 miles (82.27 km) NFunter Bay Seaplane Base (FNR)Funter Bay, Alaska, United StatesView Funter Bay Seaplane Base on a map Set FNR as origin Airport Set FNR as destination Airport Get more information about Funter Bay Seaplane Base
554.43 miles (87.60 km) SEKake Airport (KAE)Kake, Alaska, United StatesView Kake Airport on a map Set KAE as origin Airport Set KAE as destination Airport Get more information about Kake Airport
659.60 miles (95.92 km) NNEJuneau International Airport (JNU)Juneau, Alaska, United StatesView Juneau International Airport on a map Set JNU as origin Airport Set JNU as destination Airport Get more information about Juneau International Airport
765.23 miles (104.97 km) NNWExcursion Inlet Seaplane Base (EXI)Excursion Inlet, Alaska, United StatesView Excursion Inlet Seaplane Base on a map Set EXI as origin Airport Set EXI as destination Airport Get more information about Excursion Inlet Seaplane Base
868.80 miles (110.73 km) NNWGustavus Airport (GST)Gustavus, Alaska, United StatesView Gustavus Airport on a map Set GST as origin Airport Set GST as destination Airport Get more information about Gustavus Airport
969.74 miles (112.23 km) NWElfin Cove Seaplane Base (ELV)Elfin Cove, Alaska, United StatesView Elfin Cove Seaplane Base on a map Set ELV as origin Airport Set ELV as destination Airport Get more information about Elfin Cove Seaplane Base
1088.33 miles (142.16 km) SPort Alexander Seaplane Base (PTD)Port Alexander, Alaska, United StatesView Port Alexander Seaplane Base on a map Set PTD as origin Airport Set PTD as destination Airport Get more information about Port Alexander Seaplane Base
1189.70 miles (144.36 km) ESEPetersburg James A. Johnson Airport (PSG)Petersburg, Alaska, United StatesView Petersburg James A. Johnson Airport on a map Set PSG as origin Airport Set PSG as destination Airport Get more information about Petersburg James A. Johnson Airport
1294.59 miles (152.22 km) SSEPoint Baker Seaplane Base (KPB)Point Baker, Alaska, United StatesView Point Baker Seaplane Base on a map Set KPB as origin Airport Set KPB as destination Airport Get more information about Point Baker Seaplane Base
1396.20 miles (154.81 km) SSEPort Protection Seaplane Base (PPV)Port Protection, Alaska, United StatesView Port Protection Seaplane Base on a map Set PPV as origin Airport Set PPV as destination Airport Get more information about Port Protection Seaplane Base
14118.73 miles (191.07 km) SENorth Whale Seaplane Base (WWP)North Whale Pass, Alaska, United StatesView North Whale Seaplane Base on a map Set WWP as origin Airport Set WWP as destination Airport Get more information about North Whale Seaplane Base
15120.28 miles (193.57 km) SEWrangell Airport (WRG)Wrangell, Alaska, United StatesView Wrangell Airport on a map Set WRG as origin Airport Set WRG as destination Airport Get more information about Wrangell Airport

Map of Furthest Airports from Chatham Seaplane Base:

List of Furthest Airports from Chatham Seaplane Base:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
110,575.54 miles (17,019.64 km) SEPort 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
210,575.16 miles (17,019.03 km) SEPort 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
310,561.60 miles (16,997.21 km) SSEEast 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
410,499.21 miles (16,896.80 km) SEGeorge Airport (GRJ)George, South AfricaView George Airport on a map Set GRJ as origin Airport Set GRJ as destination Airport Get more information about George Airport
510,481.31 miles (16,868.00 km) SSEMthatha 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
610,465.89 miles (16,843.18 km) SSEMargate 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
710,396.45 miles (16,731.42 km) SECape Town International Airport (CPT)Cape Town, South AfricaView Cape Town International Airport on a map Set CPT as origin Airport Set CPT as destination Airport Get more information about Cape Town International Airport
810,395.83 miles (16,730.42 km) SSEKing 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
910,386.37 miles (16,715.20 km) SSEPietermaritzburg 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
1010,372.26 miles (16,692.49 km) SSELebakeng Airport (LEF)Lebakeng, LesothoView Lebakeng Airport on a map Set LEF as origin Airport Set LEF as destination Airport Get more information about Lebakeng Airport
1110,357.88 miles (16,669.36 km) SSELesobeng Airport (LES)Lesobeng, LesothoView Lesobeng Airport on a map Set LES as origin Airport Set LES as destination Airport Get more information about Lesobeng Airport
1210,357.79 miles (16,669.21 km) SSESemonkong Airport (SOK)Semonkong, LesothoView Semonkong Airport on a map Set SOK as origin Airport Set SOK as destination Airport Get more information about Semonkong Airport
1310,352.15 miles (16,660.12 km) SSERichards 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
1410,339.72 miles (16,640.12 km) SSEMafeteng Airport (MFC)Mafeteng, LesothoView Mafeteng Airport on a map Set MFC as origin Airport Set MFC as destination Airport Get more information about Mafeteng Airport
1510,339.57 miles (16,639.89 km) SSEMokhotlong Airport (MKH)Mokhotlong, LesothoView Mokhotlong Airport on a map Set MKH as origin Airport Set MKH as destination Airport Get more information about Mokhotlong Airport

Map of Nearest Airports to Gray Army Airfield:

List of Nearest Airports to Gray Army Airfield:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
16.37 miles (10.24 km) NEMcChord Field/McChord AFB (TCM)Tacoma, Washington, United StatesView McChord Field/McChord AFB on a map Set TCM as destination Airport Set TCM as destination Airport Get more information about McChord Field/McChord AFB
213.05 miles (21.00 km) NTacoma Narrows Airport (TIW)Tacoma, Washington, United StatesView Tacoma Narrows Airport on a map Set TIW as destination Airport Set TIW as destination Airport Get more information about Tacoma Narrows Airport
316.94 miles (27.27 km) WSWOlympia Regional Airport (OLM)Olympia, Washington, United StatesView Olympia Regional Airport on a map Set OLM as destination Airport Set OLM as destination Airport Get more information about Olympia Regional Airport
428.54 miles (45.93 km) NNESeattle–Tacoma International Airport (SEA)SeaTac (near Seattle and Tacoma), Washington, United StatesView Seattle–Tacoma International Airport on a map Set SEA as destination Airport Set SEA as destination Airport Get more information about Seattle–Tacoma International Airport
528.68 miles (46.16 km) WNWSanderson Field (SHN)Shelton, Washington, United StatesView Sanderson Field on a map Set SHN as destination Airport Set SHN as destination Airport Get more information about Sanderson Field
629.68 miles (47.77 km) NNWBremerton National Airport (PWT)Bremerton, Washington, United StatesView Bremerton National Airport on a map Set PWT as destination Airport Set PWT as destination Airport Get more information about Bremerton National Airport
733.32 miles (53.63 km) NNERenton Municipal Airport (RNT)Renton, Washington, United StatesView Renton Municipal Airport on a map Set RNT as destination Airport Set RNT as destination Airport Get more information about Renton Municipal Airport
833.78 miles (54.36 km) NNEKing County International Airport (BFI)Seattle, Washington, United StatesView King County International Airport on a map Set BFI as destination Airport Set BFI as destination Airport Get more information about King County International Airport
939.64 miles (63.79 km) NNEKenmore Air Harbor Seaplane Base (LKE)Seattle, Washington, United StatesView Kenmore Air Harbor Seaplane Base on a map Set LKE as destination Airport Set LKE as destination Airport Get more information about Kenmore Air Harbor Seaplane Base
1042.94 miles (69.10 km) SSWSouth Lewis County Airport (TDO)Toledo, Washington, United StatesView South Lewis County Airport on a map Set TDO as destination Airport Set TDO as destination Airport Get more information about South Lewis County Airport
1149.04 miles (78.92 km) NNEKenmore Air (KEH)Kenmore, Washington, United StatesView Kenmore Air on a map Set KEH as destination Airport Set KEH as destination Airport Get more information about Kenmore Air
1258.82 miles (94.66 km) NNEPaine Field (PAE)Everett, Washington, United StatesView Paine Field on a map Set PAE as destination Airport Set PAE as destination Airport Get more information about Paine Field
1364.29 miles (103.47 km) WBowerman Airport (HQM)Hoquiam, Washington, United StatesView Bowerman Airport on a map Set HQM as destination Airport Set HQM as destination Airport Get more information about Bowerman Airport
1466.65 miles (107.26 km) EEaston State Airport (ESW)Easton, Washington, United StatesView Easton State Airport on a map Set ESW as destination Airport Set ESW as destination Airport Get more information about Easton State Airport
1568.10 miles (109.59 km) SSWSouthwest Washington Regional Airport (KLS)Kelso, Washington, United StatesView Southwest Washington Regional Airport on a map Set KLS as destination Airport Set KLS as destination Airport Get more information about Southwest Washington Regional Airport

Map of Furthest Airports from Gray Army Airfield:

List of Furthest Airports from Gray Army Airfield:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
110,809.09 miles (17,395.50 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
210,740.36 miles (17,284.89 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
310,653.63 miles (17,145.32 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
410,624.16 miles (17,097.88 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
510,616.46 miles (17,085.49 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
610,611.87 miles (17,078.11 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
710,595.46 miles (17,051.70 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
810,593.52 miles (17,048.57 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
910,585.07 miles (17,034.97 km) ESEKing 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
1010,579.66 miles (17,026.27 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
1110,578.40 miles (17,024.25 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
1210,578.28 miles (17,024.05 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
1310,574.02 miles (17,017.19 km) SSEFianarantsoa Airport (WFI)Fianarantsoa, MadagascarView Fianarantsoa Airport on a map Set WFI as destination Airport Set WFI as destination Airport Get more information about Fianarantsoa Airport
1410,557.89 miles (16,991.23 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
1510,555.51 miles (16,987.41 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