| California Redwood Coast-Humboldt County (ACV) | Arcata | CA | Roberts Field to California Redwood Coast-Humboldt County |
| Ashland Municipal-Sumner Parker Field (AHM) | Ashland | OR | Roberts Field to Ashland Municipal-Sumner Parker Field |
| Walla Walla Regional (ALW) | Walla Walla | WA | Roberts Field to Walla Walla Regional |
| Austin (ASQ) | Austin | NV | Roberts Field to Austin |
| Astoria Regional (AST) | Astoria | OR | Roberts Field to Astoria Regional |
| Oliver (AU3) | Oliver | BC | Roberts Field to Oliver |
| Auburn Municipal (AUN) | Auburn | CA | Roberts Field to Auburn Municipal |
| Battle Mountain (BAM) | Battle Mountain | NV | Roberts Field to Battle Mountain |
| Bandon State (BDY) | Bandon | OR | Roberts Field to Bandon State |
| King County International Boeing Field (BFI) | Seattle | WA | Roberts Field to King County International Boeing Field |
| Baker City Municipal (BKE) | Baker City | OR | Roberts Field to Baker City Municipal |
| Bellingham International (BLI) | Bellingham | WA | Roberts Field to Bellingham International |
| Blue Canyon - Nyack (BLU) | Emigrant Gap | CA | Roberts Field to Blue Canyon - Nyack |
| Burns Municipal (BNO) | Burns | OR | Roberts Field to Burns Municipal |
| Boise Air Terminal Gowen Field (BOI) | Boise | ID | Roberts Field to Boise Air Terminal Gowen Field |
| Brookings Airport (BOK) | Brookings | OR | Roberts Field to Brookings Airport |
| Burley Municipal (BYI) | Burley | ID | Roberts Field to Burley Municipal |
| Del Norte Co Regional/Jack Mcnamara Field (CEC) | Crescent City | CA | Roberts Field to Del Norte Co Regional/Jack Mcnamara Field |
| Creston Valley Regional (CFQ) | Creston | BC | Roberts Field to Creston Valley Regional |
| Challis (CHL) | Challis | ID | Roberts Field to Challis |
| Chiloquin State (CHZ) | Chiloquin | OR | Roberts Field to Chiloquin State |
| Chico Municipal (CIC) | Chico | CA | Roberts Field to Chico Municipal |
| William R Fairchild International (CLM) | Port Angeles | WA | Roberts Field to William R Fairchild International |
| Chehalis-Centralia (CLS) | Chehalis | WA | Roberts Field to Chehalis-Centralia |
| Coeur D'alene/Pappy Boyington Field (COE) | Coeur D'Alene | ID | Roberts Field to Coeur D'alene/Pappy Boyington Field |
| Carson City (CSN) | Carson City | NV | Roberts Field to Carson City |
| Corvallis Municipal (CVO) | Corvallis | OR | Roberts Field to Corvallis Municipal |
| The Dalles Municipal/Columbia Gorge Regional (DLS) | The Dalles | OR | Roberts Field to The Dalles Municipal/Columbia Gorge Regional |
| Pangborn Memorial (EAT) | Wenatchee | WA | Roberts Field to Pangborn Memorial |
| Eureka/Murray Field (EKA) | Eureka | CA | Roberts Field to Eureka/Murray Field |
| Elko Regional/Harris Field (EKO) | Elko | NV | Roberts Field to Elko Regional/Harris Field |
| Bowers Field (ELN) | Ellensburg | WA | Roberts Field to Bowers Field |
| Ephrata Municipal (EPH) | Ephrata | WA | Roberts Field to Ephrata Municipal |
| Orcas Island Airport (ESD) | Eastsound | WA | Roberts Field to Orcas Island Airport |
| Mahlon Sweet Field (EUG) | Eugene | OR | Roberts Field to Mahlon Sweet Field |
| Yerington Municipal (EYR) | Yerington | NV | Roberts Field to Yerington Municipal |
| Fallon Municipal (FLX) | Fallon | NV | Roberts Field to Fallon Municipal |
| Friday Harbor (FRD) | Friday Harbor | WA | Roberts Field to Friday Harbor |
| Grand Coulee Dam (GCD) | Electric City | WA | Roberts Field to Grand Coulee Dam |
| Spokane International (GEG) | Spokane | WA | Roberts Field to Spokane International |
| Gansner Field (GNF) | Quincy | CA | Roberts Field to Gansner Field |
| Gooding Municipal (GNG) | Gooding | ID | Roberts Field to Gooding Municipal |
| Gold Beach Municipal (GOL) | Gold Beach | OR | Roberts Field to Gold Beach Municipal |
| Grants Pass (GTP) | Grants Pass | OR | Roberts Field to Grants Pass |
| Hermiston Municipal (HES) | Hermiston | OR | Roberts Field to Hermiston Municipal |
| Portland/Hillsboro (HIO) | Portland | OR | Roberts Field to Portland/Hillsboro |
| Bowerman (HQM) | Hoquiam | WA | Roberts Field to Bowerman |
| Cascade (ICS) | Cascade | ID | Roberts Field to Cascade |
| Grant County Regional/Ogilvie Field (JDA) | John Day | OR | Roberts Field to Grant County Regional/Ogilvie Field |
| Southwest Washington Regional (KLS) | Kelso | WA | Roberts Field to Southwest Washington Regional |
| Jackpot/Hayden Field (KPT) | Jackpot | NV | Roberts Field to Jackpot/Hayden Field |
| La Grande/Union County (LGD) | La Grande | OR | Roberts Field to La Grande/Union County |
| Lake County (LKV) | Lakeview | OR | Roberts Field to Lake County |
| Crater Lake-Klamath Regional (LMT) | Klamath Falls | OR | Roberts Field to Crater Lake-Klamath Regional |
| Derby Field (LOL) | Lovelock | NV | Roberts Field to Derby Field |
| Lopez Island Airport (LPS) | Lopez | WA | Roberts Field to Lopez Island Airport |
| Wells Municipal/Harriet Field (LWL) | Wells | NV | Roberts Field to Wells Municipal/Harriet Field |
| Lewiston-Nez Perce County (LWS) | Lewiston | ID | Roberts Field to Lewiston-Nez Perce County |
| Mc Clellan (MCC) | Sacramento | CA | Roberts Field to Mc Clellan |
| Minden-Tahoe (MEV) | Minden | NV | Roberts Field to Minden-Tahoe |
| Medford/Rogue Valley International (MFR) | Medford | OR | Roberts Field to Medford/Rogue Valley International |
| Sacramento Mather (MHR) | Sacramento | CA | Roberts Field to Sacramento Mather |
| Missoula International (MSO) | Missoula | MT | Roberts Field to Missoula International |
| Skagit Regional (MVW) | Burlington | WA | Roberts Field to Skagit Regional |
| Grant County International (MWH) | Moses Lake | WA | Roberts Field to Grant County International |
| Mccall Municipal (MYL) | Mc Call | ID | Roberts Field to Mccall Municipal |
| Yuba County (MYV) | Marysville | CA | Roberts Field to Yuba County |
| Nervino (NVN) | Beckwourth | CA | Roberts Field to Nervino |
| Aj Eisenberg (ODW) | Oak Harbor | WA | Roberts Field to Aj Eisenberg |
| Olympia Regional (OLM) | Olympia | WA | Roberts Field to Olympia Regional |
| Omak (OMK) | Omak | WA | Roberts Field to Omak |
| Ontario Municipal (ONO) | Ontario | OR | Roberts Field to Ontario Municipal |
| Newport Municipal (ONP) | Newport | OR | Roberts Field to Newport Municipal |
| Southwest Oregon Regional (OTH) | North Bend | OR | Roberts Field to Southwest Oregon Regional |
| Tillamook (OTK) | Tillamook | OR | Roberts Field to Tillamook |
| Anacortes (OTS) | Anacortes | WA | Roberts Field to Anacortes |
| Oroville Municipal (OVE) | Oroville | CA | Roberts Field to Oroville Municipal |
| Snohomish County/Paine Field (PAE) | Everett | WA | Roberts Field to Snohomish County/Paine Field |
| Eastern Oregon Regional Pendleton (PDT) | Pendleton | OR | Roberts Field to Eastern Oregon Regional Pendleton |
| Portland International (PDX) | Portland | OR | Roberts Field to Portland International |
| Tri-Cities (PSC) | Pasco | WA | Roberts Field to Tri-Cities |
| Pullman/Moscow Regional (PUW) | Pullman | WA | Roberts Field to Pullman/Moscow Regional |
| Placerville (PVF) | Placerville | CA | Roberts Field to Placerville |
| Bremerton National (PWT) | Bremerton | WA | Roberts Field to Bremerton National |
| Roseburg Regional (RBG) | Roseburg | OR | Roberts Field to Roseburg Regional |
| Red Bluff Municipal (RBL) | Red Bluff | CA | Roberts Field to Red Bluff Municipal |
| Redding Municipal (RDD) | Redding | CA | Roberts Field to Redding Municipal |
| Montague-Yreka Rohrer Field (RKC) | Montague | CA | Roberts Field to Montague-Yreka Rohrer Field |
| Richland (RLD) | Richland | WA | Roberts Field to Richland |
| Reno/Tahoe International (RNO) | Reno | NV | Roberts Field to Reno/Tahoe International |
| Renton Municipal (RNT) | Renton | WA | Roberts Field to Renton Municipal |
| Sacramento Executive (SAC) | Sacramento | CA | Roberts Field to Sacramento Executive |
| Seattle Tacoma International (SEA) | Seattle | WA | Roberts Field to Seattle Tacoma International |
| Felts Field (SFF) | Spokane | WA | Roberts Field to Felts Field |
| Sanderson Field (SHN) | Shelton | WA | Roberts Field to Sanderson Field |
| Siskiyou County (SIY) | Montague | CA | Roberts Field to Siskiyou County |
| Salem Municipal/Mcnary Field (SLE) | Salem | OR | Roberts Field to Salem Municipal/Mcnary Field |
| Sacramento International (SMF) | Sacramento | CA | Roberts Field to Sacramento International |
| Lemhi County (SMN) | Salmon | ID | Roberts Field to Lemhi County |
| Sequim Valley (SQV) | Sequim | WA | Roberts Field to Sequim Valley |
| Friedman Memorial (SUN) | Hailey | ID | Roberts Field to Friedman Memorial |
| Susanville Municipal (SVE) | Susanville | CA | Roberts Field to Susanville Municipal |
| Ed Carlson Memorial Field - South Lewis County (TDO) | Toledo | WA | Roberts Field to Ed Carlson Memorial Field - South Lewis County |
| Tacoma Narrows (TIW) | Tacoma | WA | Roberts Field to Tacoma Narrows |
| Truckee-Tahoe (TKF) | Truckee | CA | Roberts Field to Truckee-Tahoe |
| Portland/Troutdale (TTD) | Portland | OR | Roberts Field to Portland/Troutdale |
| Lake Tahoe (TVL) | South Lake Tahoe | CA | Roberts Field to Lake Tahoe |
| Jefferson County International (TWD) | Port Townsend | WA | Roberts Field to Jefferson County International |
| Magic Valley Regional/Joslin Field (TWF) | Twin Falls | ID | Roberts Field to Magic Valley Regional/Joslin Field |
| Quillayute (UIL) | Quillayute | WA | Roberts Field to Quillayute |
| Ukiah Municipal (UKI) | Ukiah | CA | Roberts Field to Ukiah Municipal |
| Willows-Glenn County (WLW) | Willows | CA | Roberts Field to Willows-Glenn County |
| Winnemucca Municipal (WMC) | Winnemucca | NV | Roberts Field to Winnemucca Municipal |
| Qualicum Beach (XQU) | Qualicum Beach | BC | Roberts Field to Qualicum Beach |
| Tofino (YAZ) | Tofino | BC | Roberts Field to Tofino |
| Nanaimo (YCD) | Nanaimo | BC | Roberts Field to Nanaimo |
| West Kootenay Regional (YCG) | Castlegar | BC | Roberts Field to West Kootenay Regional |
| Chilliwack (YCW) | Chilliwack | BC | Roberts Field to Chilliwack |
| Princeton Regional (YDC) | Princeton | BC | Roberts Field to Princeton Regional |
| Yakima Air Terminal/Mcallister Field (YKM) | Yakima | WA | Roberts Field to Yakima Air Terminal/Mcallister Field |
| Alberni Valley Regional/Port Alberni (YPB) | Port Alberni | BC | Roberts Field to Alberni Valley Regional/Port Alberni |
| Pitt Meadows Regional (YPK) | Pitt Meadows | BC | Roberts Field to Pitt Meadows Regional |
| Squamish (YSE) | Squamish | | Roberts Field to Squamish |
| Vancouver International (YVR) | Vancouver | BC | Roberts Field to Vancouver International |
| Abbotsford International (YXX) | Abbotsford | BC | Roberts Field to Abbotsford International |
| Penticton Regional (YYF) | Penticton | BC | Roberts Field to Penticton Regional |
| Victoria International (YYJ) | Victoria | BC | Roberts Field to Victoria International |
| Trail (YZZ) | Trail | BC | Roberts Field to Trail |
| Grand Forks (ZGF) | Grand Forks | BC | Roberts Field to Grand Forks |
