| Albuquerque/Sunport International (ABQ) | Albuquerque | NM | Garfield County Regional to Albuquerque/Sunport International |
| Afton Municipal (AFO) | Afton | WY | Garfield County Regional to Afton Municipal |
| Alliance Municipal (AIA) | Alliance | NE | Garfield County Regional to Alliance Municipal |
| Colorado Plains Regional (AKO) | Akron | CO | Garfield County Regional to Colorado Plains Regional |
| San Luis Valley Regional/Bergman Field (ALS) | Alamosa | CO | Garfield County Regional to San Luis Valley Regional/Bergman Field |
| Animas Air Park (AMK) | Durango | CO | Garfield County Regional to Animas Air Park |
| Centennial (APA) | Denver | CO | Garfield County Regional to Centennial |
| Aspen-Pitkin County/Sardy Field (ASE) | Aspen | CO | Garfield County Regional to Aspen-Pitkin County/Sardy Field |
| Angel Fire (Colfax County) (AXX) | Angel Fire | NM | Garfield County Regional to Angel Fire (Colfax County) |
| Bryce Canyon (BCE) | Bryce Canyon | UT | Garfield County Regional to Bryce Canyon |
| Blanding Municipal (BDG) | Blanding | UT | Garfield County Regional to Blanding Municipal |
| Western Nebraska Regional/William B Heilig Field (BFF) | Scottsbluff | NE | Garfield County Regional to Western Nebraska Regional/William B Heilig Field |
| Bullfrog Basin (BFG) | Glen Canyon | UT | Garfield County Regional to Bullfrog Basin |
| Rocky Mountain Metropolitan/Jeffco (BJC) | Denver | CO | Garfield County Regional to Rocky Mountain Metropolitan/Jeffco |
| Brigham City Regional (BMC) | Brigham City | UT | Garfield County Regional to Brigham City Regional |
| Miley Memorial Field (Big Piney) (BPI) | Big Piney | WY | Garfield County Regional to Miley Memorial Field (Big Piney) |
| Skypark (BTF) | Bountiful | UT | Garfield County Regional to Skypark |
| Johnson County (BYG) | Buffalo | WY | Garfield County Regional to Johnson County |
| Burley Municipal (BYI) | Burley | ID | Garfield County Regional to Burley Municipal |
| Clayton Municipal Airpark (CAO) | Clayton | NM | Garfield County Regional to Clayton Municipal Airpark |
| Shalz Field (CBK) | Colby | KS | Garfield County Regional to Shalz Field |
| Cedar City Regional (CDC) | Cedar City | UT | Garfield County Regional to Cedar City Regional |
| Chadron Municipal (CDR) | Chadron | NE | Garfield County Regional to Chadron Municipal |
| Cortez Municipal (CEZ) | Cortez | CO | Garfield County Regional to Cortez Municipal |
| Craig-Moffat (CIG) | Craig | CO | Garfield County Regional to Craig-Moffat |
| Fremont County (CNE) | Canon City | CO | Garfield County Regional to Fremont County |
| Canyonlands Field (CNY) | Moab | UT | Garfield County Regional to Canyonlands Field |
| Yellowstone Regional (COD) | Cody | WY | Garfield County Regional to Yellowstone Regional |
| City of Colorado Springs Municipal (COS) | Colorado Springs | CO | Garfield County Regional to City of Colorado Springs Municipal |
| Casper/Natrona County International (CPR) | Casper | WY | Garfield County Regional to Casper/Natrona County International |
| Cheyenne Regional/Jerry Olson Field (CYS) | Cheyenne | WY | Garfield County Regional to Cheyenne Regional/Jerry Olson Field |
| Denver International (DEN) | Denver | CO | Garfield County Regional to Denver International |
| Converse County (DGW) | Douglas | WY | Garfield County Regional to Converse County |
| Dalhart Municipal (DHT) | Dalhart | TX | Garfield County Regional to Dalhart Municipal |
| Durango/La Plata County (DRO) | Durango | CO | Garfield County Regional to Durango/La Plata County |
| Delta Municipal (DTA) | Delta | UT | Garfield County Regional to Delta Municipal |
| Phifer Airfield (EAN) | Wheatland | WY | Garfield County Regional to Phifer Airfield |
| Mondell Field (ECS) | Newcastle | WY | Garfield County Regional to Mondell Field |
| Eagle County Regional (EGE) | Eagle | CO | Garfield County Regional to Eagle County Regional |
| Ely/Yelland Field (ELY) | Ely | NV | Garfield County Regional to Ely/Yelland Field |
| Kemmerer Municipal (EMM) | Kemmerer | WY | Garfield County Regional to Kemmerer Municipal |
| Wendover (ENV) | Wendover | UT | Garfield County Regional to Wendover |
| Ohkay Owingeh (ESO) | Espanola | NM | Garfield County Regional to Ohkay Owingeh |
| Evanston-Uinta County Burns Field (EVW) | Evanston | WY | Garfield County Regional to Evanston-Uinta County Burns Field |
| Fort Bridger Airport (FBR) | Fort Bridger | WY | Garfield County Regional to Fort Bridger Airport |
| Fillmore Municipal (FIL) | Fillmore | UT | Garfield County Regional to Fillmore Municipal |
| Flagstaff Pulliam (FLG) | Flagstaff | AZ | Garfield County Regional to Flagstaff Pulliam |
| Four Corners Regional (FMN) | Farmington | NM | Garfield County Regional to Four Corners Regional |
| Northern Colorado Regional (FNL) | Ft Collins/Loveland | CO | Garfield County Regional to Northern Colorado Regional |
| Fort Sumner Municipal (FSU) | Fort Sumner | NM | Garfield County Regional to Fort Sumner Municipal |
| Gillette-Campbell County (GCC) | Gillette | WY | Garfield County Regional to Gillette-Campbell County |
| Garden City Regional (GCK) | Garden City | KS | Garfield County Regional to Garden City Regional |
| Grand Canyon National Park (GCN) | Grand Canyon | AZ | Garfield County Regional to Grand Canyon National Park |
| South Big Horn County (GEY) | Greybull | WY | Garfield County Regional to South Big Horn County |
| Grand Junction Regional Walker Field (GJT) | Grand Junction | CO | Garfield County Regional to Grand Junction Regional Walker Field |
| Renner Field/Goodland Municipal (GLD) | Goodland | KS | Garfield County Regional to Renner Field/Goodland Municipal |
| Grants-Milan Municipal (GNT) | Grants | NM | Garfield County Regional to Grants-Milan Municipal |
| Gordon Municipal (GRN) | Gordon | NE | Garfield County Regional to Gordon Municipal |
| Gunnison/Crested Butte Regional (GUC) | Gunnison | CO | Garfield County Regional to Gunnison/Crested Butte Regional |
| Gallup Municipal (GUP) | Gallup | NM | Garfield County Regional to Gallup Municipal |
| Guymon Municipal (GUY) | Guymon | OK | Garfield County Regional to Guymon Municipal |
| Greeley-Weld County (GXY) | Greeley | CO | Garfield County Regional to Greeley-Weld County |
| Holbrook Municipal (HBK) | Holbrook | AZ | Garfield County Regional to Holbrook Municipal |
| Hayden Yampa Valley Regional (HDN) | Hayden | CO | Garfield County Regional to Hayden Yampa Valley Regional |
| Hanksville (HVE) | Hanksville | UT | Garfield County Regional to Hanksville |
| Idaho Falls Regional (IDA) | Idaho Falls | ID | Garfield County Regional to Idaho Falls Regional |
| Imperial Municipal (IML) | Imperial | NE | Garfield County Regional to Imperial Municipal |
| Winslow-Lindbergh Regional (INW) | Winslow | AZ | Garfield County Regional to Winslow-Lindbergh Regional |
| Jackson Hole (JAC) | Jackson | WY | Garfield County Regional to Jackson Hole |
| Kanab Municipal (KNB) | Kanab | UT | Garfield County Regional to Kanab Municipal |
| Jackpot/Hayden Field (KPT) | Jackpot | NV | Garfield County Regional to Jackpot/Hayden Field |
| Lamar Municipal (LAA) | Lamar | CO | Garfield County Regional to Lamar Municipal |
| Los Alamos (LAM) | Los Alamos | NM | Garfield County Regional to Los Alamos |
| Laramie Regional (LAR) | Laramie | WY | Garfield County Regional to Laramie Regional |
| North Platte Regional/Lee Bird Field (LBF) | North Platte | NE | Garfield County Regional to North Platte Regional/Lee Bird Field |
| Liberal Mid-America Regional (LBL) | Liberal | KS | Garfield County Regional to Liberal Mid-America Regional |
| Logan-Cache (LGU) | Logan | UT | Garfield County Regional to Logan-Cache |
| Limon Municipal (LIC) | Limon | CO | Garfield County Regional to Limon Municipal |
| Hunt Field (LND) | Lander | WY | Garfield County Regional to Hunt Field |
| Lusk Municipal (LSK) | Lusk | WY | Garfield County Regional to Lusk Municipal |
| Las Vegas Municipal (LVS) | Las Vegas | NM | Garfield County Regional to Las Vegas Municipal |
| Wells Municipal/Harriet Field (LWL) | Wells | NV | Garfield County Regional to Wells Municipal/Harriet Field |
| Lake County (LXV) | Leadville | CO | Garfield County Regional to Lake County |
| Mccook Ben Nelson Regional (MCK) | Mc Cook | NE | Garfield County Regional to Mccook Ben Nelson Regional |
| Mesquite (MFH) | Mesquite | NV | Garfield County Regional to Mesquite |
| Malad City (MLD) | Malad City | ID | Garfield County Regional to Malad City |
| Milford Municipal/Ben And Judy Briscoe Field (MLF) | Milford | UT | Garfield County Regional to Milford Municipal/Ben And Judy Briscoe Field |
| Mount Pleasant (MSD) | Mount Pleasant | UT | Garfield County Regional to Mount Pleasant |
| Montrose Regional (MTJ) | Montrose | CO | Garfield County Regional to Montrose Regional |
| Kayenta (MVM) | Kayenta | AZ | Garfield County Regional to Kayenta |
| Marble Canyon (MYH) | Marble Canyon | AZ | Garfield County Regional to Marble Canyon |
| Nephi Munivipal (NPH) | Nephi | UT | Garfield County Regional to Nephi Munivipal |
| Manti-Ephraim (NTJ) | Manti | UT | Garfield County Regional to Manti-Ephraim |
| Searle Field (OGA) | Ogallala | NE | Garfield County Regional to Searle Field |
| Ogden/Hinckley (OGD) | Ogden | UT | Garfield County Regional to Ogden/Hinckley |
| Garden County (OKS) | Oshkosh | NE | Garfield County Regional to Garden County |
| Socorro Municipal (ONM) | Socorro | NM | Garfield County Regional to Socorro Municipal |
| Page Municipal (PGA) | Page | AZ | Garfield County Regional to Page Municipal |
| Pagosa Springs/Stevens Field (PGO) | Pagosa Springs | CO | Garfield County Regional to Pagosa Springs/Stevens Field |
| Pocatello Regional (PIH) | Pocatello | ID | Garfield County Regional to Pocatello Regional |
| Panguitch Municipal (PNU) | Panguitch | UT | Garfield County Regional to Panguitch Municipal |
| Powell Municipal (POY) | Powell | WY | Garfield County Regional to Powell Municipal |
| Pueblo Memorial (PUB) | Pueblo | CO | Garfield County Regional to Pueblo Memorial |
| Carbon County Regional/Buck Davis Field (PUC) | Price | UT | Garfield County Regional to Carbon County Regional/Buck Davis Field |
| Provo Municipal (PVU) | Provo | UT | Garfield County Regional to Provo Municipal |
| Polacca (PXL) | Polacca | AZ | Garfield County Regional to Polacca |
| Rapid City Regional (RAP) | Rapid City | SD | Garfield County Regional to Rapid City Regional |
| Richfield Municipal (RIF) | Richfield | UT | Garfield County Regional to Richfield Municipal |
| Riverton Regional (RIW) | Riverton | WY | Garfield County Regional to Riverton Regional |
| Rock Springs Sweetwater County (RKS) | Rock Springs | WY | Garfield County Regional to Rock Springs Sweetwater County |
| Rangely (RNG) | Rangely | CO | Garfield County Regional to Rangely |
| Roosevelt Municipal (ROL) | Roosevelt | UT | Garfield County Regional to Roosevelt Municipal |
| Raton Municipal/Crews Field (RTN) | Raton | NM | Garfield County Regional to Raton Municipal/Crews Field |
| Green River Municipal (RVR) | Green River | UT | Garfield County Regional to Green River Municipal |
| Rawlins Municipal/Harvey Field (RWL) | Rawlins | WY | Garfield County Regional to Rawlins Municipal/Harvey Field |
| Rexburg-Madison County (RXE) | Rexburg | ID | Garfield County Regional to Rexburg-Madison County |
| Shively Field (SAA) | Saratoga | WY | Garfield County Regional to Shively Field |
| Santa Fe Municipal (SAF) | Santa Fe | NM | Garfield County Regional to Santa Fe Municipal |
| Salina-Gunnison (SBO) | Salina | UT | Garfield County Regional to Salina-Gunnison |
| Steamboat Springs/Bob Adams Field (SBS) | Steamboat Springs | CO | Garfield County Regional to Steamboat Springs/Bob Adams Field |
| Sedona (SDX) | Sedona | AZ | Garfield County Regional to Sedona |
| St George Regional (SGU) | St George | UT | Garfield County Regional to St George Regional |
| Sheridan County (SHR) | Sheridan | WY | Garfield County Regional to Sheridan County |
| St Johns Industrial Air Park (SJN) | St Johns | AZ | Garfield County Regional to St Johns Industrial Air Park |
| Salt Lake City International (SLC) | Salt Lake City | UT | Garfield County Regional to Salt Lake City International |
| Harriet Alexander Field (SLT) | Salida | CO | Garfield County Regional to Harriet Alexander Field |
| Lloyd W. Carr Field/Sidney Municipal (SNY) | Sidney | NE | Garfield County Regional to Lloyd W. Carr Field/Sidney Municipal |
| Show Low Regional (SOW) | Show Low | AZ | Garfield County Regional to Show Low Regional |
| Black Hills-Clyde Ice Field (SPF) | Spearfish | SD | Garfield County Regional to Black Hills-Clyde Ice Field |
| Sterling Municipal (STK) | Sterling | CO | Garfield County Regional to Sterling Municipal |
| Perry Stokes (TAD) | Trinidad | CO | Garfield County Regional to Perry Stokes |
| Tuba City (TBC) | Tuba City | AZ | Garfield County Regional to Tuba City |
| Tucumcari Municipal (TCC) | Tucumcari | NM | Garfield County Regional to Tucumcari Municipal |
| Telluride Regional (TEX) | Telluride | CO | Garfield County Regional to Telluride Regional |
| Hot Springs County-Thermopolis Municipal (THP) | Thermopolis | WY | Garfield County Regional to Hot Springs County-Thermopolis Municipal |
| Torrington Municipal (TOR) | Torrington | WY | Garfield County Regional to Torrington Municipal |
| Taos Regional (TSM) | Taos | NM | Garfield County Regional to Taos Regional |
| Taylor (TYZ) | Taylor | AZ | Garfield County Regional to Taylor |
| Vernal Regional (VEL) | Vernal | UT | Garfield County Regional to Vernal Regional |
| Valle- Grand Canyon (VLE) | Grand Canyon | AZ | Garfield County Regional to Valle- Grand Canyon |
| Boulder Municipal (WBU) | Boulder | CO | Garfield County Regional to Boulder Municipal |
| North Fork Valley (WPO) | Paonia | CO | Garfield County Regional to North Fork Valley |
| Worland Municipal (WRL) | Worland | WY | Garfield County Regional to Worland Municipal |
| Yellowstone (WYS) | West Yellowstone | MT | Garfield County Regional to Yellowstone |
| Pine Ridge (XPR) | Pine Ridge | SD | Garfield County Regional to Pine Ridge |
