About this route:

A direct, nonstop flight between Challis Airport (CHL), Challis, Idaho, United States and Henry Post Army Airfield (FSI), Fort Sill, Oklahoma, United States would travel a Great Circle distance of 1,080 miles (or 1,739 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 Challis Airport and Henry Post Army Airfield, the route shown on this map most likely still appears to be a straight line.

Departure Airport Information:

IATA / ICAO Codes: CHL / KLLJ
Airport Names:
  1. Challis Airport
  2. LLJ
Location: Challis, Idaho, United States
GPS Coordinates: 44°31'24"N by 114°13'4"W
Operator/Owner: City of Challis
Airport Type: Public
Elevation: 5072 feet (1,546 meters)
# of Runways: 1
View all routes: Routes from CHL
More Information: CHL Maps & Info

Arrival Airport Information:

IATA / ICAO Codes: FSI / KFSI
Airport Name: Henry Post Army Airfield
Location: Fort Sill, Oklahoma, United States
GPS Coordinates: 34°38'58"N by 98°24'7"W
Operator/Owner: U.S. Army ATCA-ASO
Airport Type: Military
Elevation: 1189 feet (362 meters)
# of Runways: 1
View all routes: Routes from FSI
More Information: FSI Maps & Info

Facts about Challis Airport (CHL):

  • Because of Challis Airport's high elevation of 5,072 feet, planes must typically fly at a faster airspeed in order to takeoff or land at CHL. Combined with a high temperature, this could make CHL a "Hot & High" airport, where the air density is lower than it would otherwise be at sea level.
  • The closest airport to Challis Airport (CHL) is Lemhi County Airport (SMN), which is located 45 miles (72 kilometers) NNE of CHL.
  • In addition to being known as "Challis Airport", another name for CHL is "LLJ".
  • Challis Airport (CHL) currently has only 1 runway.
  • The furthest airport from Challis Airport (CHL) is Pierrefonds Airport (ZSE), which is located 10,728 miles (17,265 kilometers) away in Saint-Pierre, Réunion.

Facts about Henry Post Army Airfield (FSI):

  • By the late 1920s, the World War I tarpaper buildings were rotting and turning into fire hazards.
  • The Fort Sill Army Radar Approach Control is the Army's Second busiest Air Traffic Control Facility, providing Radar Approach Control service to Henry Post Army Air Field, Lawton/Fort Sill Regional Airport, Duncan/Haliburton Airport and many smaller airports in the area.
  • Henry Post Army Airfield (FSI) currently has only 1 runway.
  • The furthest airport from Henry Post Army Airfield (FSI) is Sir Gaëtan Duval Airport (RRG), which is located 10,920 miles (17,575 kilometers) away in Rodrigues Island, Mauritius.
  • With the sudden end of World War I in November 1918, the future operational status of Post Field was unknown.
  • The closest airport to Henry Post Army Airfield (FSI) is Lawton–Fort Sill Regional Airport (LAW), which is located only 6 miles (9 kilometers) S of FSI.
  • As a result of the United State's entry into World War I, Fort Sill was selected for a primary pilot school.

Map of Nearest Airports to Challis Airport:

List of Nearest Airports to Challis Airport:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
144.63 miles (71.83 km) NNELemhi County Airport (SMN)Salmon, Idaho, United StatesView Lemhi County Airport on a map Set SMN as origin Airport Set SMN as destination Airport Get more information about Lemhi County Airport
270.56 miles (113.56 km) SFriedman Memorial Airport (SUN)Hailey, Idaho, United StatesView Friedman Memorial Airport on a map Set SUN as origin Airport Set SUN as destination Airport Get more information about Friedman Memorial Airport
395.88 miles (154.31 km) WNWMcCall Municipal Airport (MYL)McCall, Idaho, United StatesView McCall Municipal Airport on a map Set MYL as origin Airport Set MYL as destination Airport Get more information about McCall Municipal Airport
495.92 miles (154.36 km) ENEDillon Airport (DLN)Dillon, Montana, United StatesView Dillon Airport on a map Set DLN as origin Airport Set DLN as destination Airport Get more information about Dillon Airport
5101.80 miles (163.82 km) ESEDubois Municipal Airport (DBS)Dubois, Idaho, United StatesView Dubois Municipal Airport on a map Set DBS as origin Airport Set DBS as destination Airport Get more information about Dubois Municipal Airport
6119.61 miles (192.49 km) WSWBoise Airport (BOI)Boise, Idaho, United StatesView Boise Airport on a map Set BOI as origin Airport Set BOI as destination Airport Get more information about Boise Airport
7127.46 miles (205.13 km) ESEIdaho Falls Regional Airport (IDA)Idaho Falls, Idaho, United StatesView Idaho Falls Regional Airport on a map Set IDA as origin Airport Set IDA as destination Airport Get more information about Idaho Falls Regional Airport
8129.54 miles (208.47 km) NEBert Mooney Airport (BTM)Butte, Montana, United StatesView Bert Mooney Airport on a map Set BTM as origin Airport Set BTM as destination Airport Get more information about Bert Mooney Airport
9131.41 miles (211.48 km) SWMountain Home Air Force Base (MUO)Mountain Home, Idaho, United StatesView Mountain Home Air Force Base on a map Set MUO as origin Airport Set MUO as destination Airport Get more information about Mountain Home Air Force Base
10137.82 miles (221.79 km) SEPocatello Regional Airport (PIH)Pocatello, Idaho, United StatesView Pocatello Regional Airport on a map Set PIH as origin Airport Set PIH as destination Airport Get more information about Pocatello Regional Airport
11138.69 miles (223.20 km) SBurley Municipal Airport (BYI)Burley, Idaho, United StatesView Burley Municipal Airport on a map Set BYI as origin Airport Set BYI as destination Airport Get more information about Burley Municipal Airport
12141.73 miles (228.09 km) SMagic Valley Regional Airport (TWF)Twin Falls, Idaho, United StatesView Magic Valley Regional Airport on a map Set TWF as origin Airport Set TWF as destination Airport Get more information about Magic Valley Regional Airport
13142.60 miles (229.50 km) WSWOntario Municipal Airport (ONO)Ontario, Oregon, United StatesView Ontario Municipal Airport on a map Set ONO as origin Airport Set ONO as destination Airport Get more information about Ontario Municipal Airport
14152.91 miles (246.08 km) EYellowstone Airport (WYS)West Yellowstone, Montana, United StatesView Yellowstone Airport on a map Set WYS as origin Airport Set WYS as destination Airport Get more information about Yellowstone Airport
15165.44 miles (266.25 km) NMissoula International Airport (MSO)Missoula, Montana, United StatesView Missoula International Airport on a map Set MSO as origin Airport Set MSO as destination Airport Get more information about Missoula International Airport

Map of Furthest Airports from Challis Airport:

List of Furthest Airports from Challis Airport:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
110,728.23 miles (17,265.38 km) SSEPierrefonds 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
210,726.97 miles (17,263.33 km) SETôlanaro 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
310,719.97 miles (17,252.08 km) SSir Gaëtan Duval Airport (RRG)Rodrigues Island, MauritiusView Sir Gaëtan Duval Airport on a map Set RRG as origin Airport Set RRG as destination Airport Get more information about Sir Gaëtan Duval Airport
410,708.60 miles (17,233.79 km) SSESir 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
510,701.58 miles (17,222.49 km) SSERoland 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
610,628.88 miles (17,105.48 km) SEAmpanihy 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
710,543.48 miles (16,968.04 km) SEMananjary 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
810,519.75 miles (16,929.86 km) SEFianarantsoa 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
910,429.11 miles (16,783.99 km) SEAndavadoaka 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
1010,425.89 miles (16,778.80 km) SEManja Airport (MJA)Manja, Menabe, MadagascarView Manja Airport on a map Set MJA as origin Airport Set MJA as destination Airport Get more information about Manja Airport
1110,412.40 miles (16,757.09 km) SEMorombe Airport (MXM)Morombe, MadagascarView Morombe Airport on a map Set MXM as origin Airport Set MXM as destination Airport Get more information about Morombe Airport
1210,380.21 miles (16,705.29 km) SSEToamasino Airport (TMM)Toamasina, MadagascarView Toamasino Airport on a map Set TMM as origin Airport Set TMM as destination Airport Get more information about Toamasino Airport
1310,369.57 miles (16,688.16 km) SEIvato International Airport (TNR)Antananarivo, MadagascarView Ivato International Airport on a map Set TNR as origin Airport Set TNR as destination Airport Get more information about Ivato International Airport
1410,353.86 miles (16,662.88 km) SEMiandrivazo Airport (ZVA)Miandrivazo, MadagascarView Miandrivazo Airport on a map Set ZVA as origin Airport Set ZVA as destination Airport Get more information about Miandrivazo Airport
1510,331.61 miles (16,627.07 km) SEBelo sur Tsiribihina Airport (BMD)Belo sur Tsiribihina, MadagascarView Belo sur Tsiribihina Airport on a map Set BMD as origin Airport Set BMD as destination Airport Get more information about Belo sur Tsiribihina Airport

Map of Nearest Airports to Henry Post Army Airfield:

List of Nearest Airports to Henry Post Army Airfield:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
15.72 miles (9.20 km) SLawton–Fort Sill Regional Airport (LAW)Lawton, Oklahoma, United StatesView Lawton–Fort Sill Regional Airport on a map Set LAW as destination Airport Set LAW as destination Airport Get more information about Lawton–Fort Sill Regional Airport
228.03 miles (45.12 km) ESEHalliburton Field (DUC)Duncan, Oklahoma, United StatesView Halliburton Field on a map Set DUC as destination Airport Set DUC as destination Airport Get more information about Halliburton Field
338.98 miles (62.73 km) WSWFrederick Regional Airport (FDR)Frederick, Oklahoma, United StatesView Frederick Regional Airport on a map Set FDR as destination Airport Set FDR as destination Airport Get more information about Frederick Regional Airport
439.53 miles (63.61 km) NEChickasha Municipal Airport (CHK)Chickasha, Oklahoma, United StatesView Chickasha Municipal Airport on a map Set CHK as destination Airport Set CHK as destination Airport Get more information about Chickasha Municipal Airport
543.74 miles (70.39 km) WNWHobart Regional Airport (HBR)Hobart, Oklahoma, United StatesView Hobart Regional Airport on a map Set HBR as destination Airport Set HBR as destination Airport Get more information about Hobart Regional Airport
645.95 miles (73.94 km) SSheppard Air Force Base (SPS)Wichita Falls, Texas, United StatesView Sheppard Air Force Base on a map Set SPS as destination Airport Set SPS as destination Airport Get more information about Sheppard Air Force Base
749.22 miles (79.21 km) WAltus Air Force Base (LTS)Altus, Oklahoma, United StatesView Altus Air Force Base on a map Set LTS as destination Airport Set LTS as destination Airport Get more information about Altus Air Force Base
853.30 miles (85.78 km) WAltus/Quartz Mountain Regional Airport (AXS)Altus, Oklahoma, United StatesView Altus/Quartz Mountain Regional Airport on a map Set AXS as destination Airport Set AXS as destination Airport Get more information about Altus/Quartz Mountain Regional Airport
954.76 miles (88.12 km) SKickapoo Downtown Airport (KIP)Wichita Falls, Texas, United StatesView Kickapoo Downtown Airport on a map Set KIP as destination Airport Set KIP as destination Airport Get more information about Kickapoo Downtown Airport
1065.69 miles (105.71 km) NWClinton-Sherman Industrial Airpark (CSM)Clinton, Oklahoma, United StatesView Clinton-Sherman Industrial Airpark on a map Set CSM as destination Airport Set CSM as destination Airport Get more information about Clinton-Sherman Industrial Airpark
1166.85 miles (107.58 km) NEUniversity of Oklahoma Max Westheimer Airport (OUN)Norman, Oklahoma, United StatesView University of Oklahoma Max Westheimer Airport on a map Set OUN as destination Airport Set OUN as destination Airport Get more information about University of Oklahoma Max Westheimer Airport
1268.33 miles (109.96 km) NNWClinton Regional Airport (CLK)Clinton, Oklahoma, United StatesView Clinton Regional Airport on a map Set CLK as destination Airport Set CLK as destination Airport Get more information about Clinton Regional Airport
1368.51 miles (110.26 km) NEWill Rogers World Airport (OKC)Oklahoma City, Oklahoma, United StatesView Will Rogers World Airport on a map Set OKC as destination Airport Set OKC as destination Airport Get more information about Will Rogers World Airport
1474.55 miles (119.97 km) NEWiley Post Airport (PWA)Oklahoma City, Oklahoma, United StatesView Wiley Post Airport on a map Set PWA as destination Airport Set PWA as destination Airport Get more information about Wiley Post Airport
1578.07 miles (125.64 km) NETinker Air Force Base (TIK)Oklahoma City, Oklahoma, United StatesView Tinker Air Force Base on a map Set TIK as destination Airport Set TIK as destination Airport Get more information about Tinker Air Force Base

Map of Furthest Airports from Henry Post Army Airfield:

List of Furthest Airports from Henry Post Army Airfield:

RankDistance & DirectionAirport Name & IATA CodeAirport LocationFurther Actions
110,920.33 miles (17,574.52 km) SESir Gaëtan Duval Airport (RRG)Rodrigues Island, MauritiusView Sir Gaëtan Duval Airport on a map Set RRG as destination Airport Set RRG as destination Airport Get more information about Sir Gaëtan Duval Airport
210,680.39 miles (17,188.37 km) ESESir 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
310,614.31 miles (17,082.03 km) SWCocos (Keeling) Island Airport (CCK)Cocos Islands, AustraliaView Cocos (Keeling) Island Airport on a map Set CCK as destination Airport Set CCK as destination Airport Get more information about Cocos (Keeling) Island Airport
410,601.93 miles (17,062.12 km) ESEPierrefonds 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
510,589.08 miles (17,041.43 km) ESERoland 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
610,532.55 miles (16,950.46 km) WMargaret River Airport (MGV)Margaret River, Western Australia, AustraliaView Margaret River Airport on a map Set MGV as destination Airport Set MGV as destination Airport Get more information about Margaret River Airport
710,512.35 miles (16,917.95 km) WBusselton Regional Airport (BQB)Busselton, Western Australia, AustraliaView Busselton Regional Airport on a map Set BQB as destination Airport Set BQB as destination Airport Get more information about Busselton Regional Airport
810,492.35 miles (16,885.76 km) WBunbury Airport (BUY)Bunbury, Western Australia, AustraliaView Bunbury Airport on a map Set BUY as destination Airport Set BUY as destination Airport Get more information about Bunbury Airport
910,478.49 miles (16,863.45 km) WManjimup Airport (MJP)Manjimup, Western Australia, AustraliaView Manjimup Airport on a map Set MJP as destination Airport Set MJP as destination Airport Get more information about Manjimup Airport
1010,478.05 miles (16,862.75 km) WRottnest Airport (RTS)Rottnest Island, Western Australia, AustraliaView Rottnest Airport on a map Set RTS as destination Airport Set RTS as destination Airport Get more information about Rottnest Airport
1110,472.77 miles (16,854.25 km) WJurien Bay Airport (JUR)Jurien Bay, Western Australia, AustraliaView Jurien Bay Airport on a map Set JUR as destination Airport Set JUR as destination Airport Get more information about Jurien Bay Airport
1210,460.30 miles (16,834.17 km) WJandakot Airport (JAD)Jandakot, Western Australia, AustraliaView Jandakot Airport on a map Set JAD as destination Airport Set JAD as destination Airport Get more information about Jandakot Airport
1310,458.62 miles (16,831.48 km) WGeraldton Airport (GET)Geraldton, Western Australia, AustraliaView Geraldton Airport on a map Set GET as destination Airport Set GET as destination Airport Get more information about Geraldton Airport
1410,456.31 miles (16,827.76 km) WKalbarri Airport (KAX)Kalbarri, Western Australia, AustraliaView Kalbarri Airport on a map Set KAX as destination Airport Set KAX as destination Airport Get more information about Kalbarri Airport
1510,452.67 miles (16,821.90 km) WPerth Airport (PER)Perth, Western Australia, AustraliaView Perth Airport on a map Set PER as destination Airport Set PER as destination Airport Get more information about Perth Airport