| Identifier | Airport Name | City and State | Gates |
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 | KABQ | Albuquerque International Sunport | Albuquerque, NM | A5 - A9, A11
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 | KALB | Albany International Airport | Albany, NY | C2, C3
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 | KAMA | Rick Husband Amarillo International Airport | Amarillo, TX | 31, 33
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| KAUS | Austin-Bergstrom International Airport | Austin, TX | 7 - 12
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 | KBDL | Bradley International Airport | Windsor Locks, CT | A2, A4, A6 (East Concourse)
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 | KBHM | Birmingham International Airport | Birmingham, AL | C10, C12, C14
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 | KBNA | Nashville International Airport | Nashville, TN | C4, C7, C9, C15, C18 - C21, C23, C25 (South Concourse C)
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 | KBOI | Boise Airport (Gowen Field) | Boise, ID | B15, B17
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| KBUF | Buffalo Niagara International Airport | Buffalo, NY | 16, 18
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 | KBUR | Bob Hope Airport | Burbank, CA | A1 - A4, A6, A7
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 | KBWI | Baltimore-Washington International Thurgood Marshall Airport | Baltimore, MD | A1 - A11; B1 - B15
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 | KCLE | Cleveland Hopkins International Airport | Cleveland, OH | B8, B9, B10, B11
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| KCMH | Port Columbus International Airport | Columbus, OH | A2, A3, A4
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| KCRP | Corpus Christi International Airport | Corpus Christi, TX | 2
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| KDAL | Dallas Love Field | Dallas, TX | 1, 1A - 12, 14, 15
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 | KDEN | Denver International Airport | Denver, CO | C29, C31, C33, C41, C43, C45 - C49
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 | KDTW | Detroit Metropolitan Wayne County Airport | Detroit, MI | A8, A9, A10, A12
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| KELP | El Paso International Airport | El Paso, TX | B3 - B6
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 | KFLL | Fort Lauderdale-Hollywood International Airport | Fort Lauderdale, FL | B1 - B6 (Terminal 1)
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 | KGEG | Spokane International Airport | Spokane, WA | A11, A13, A15
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| KHOU | William P. Hobby Airport | Houston, TX | 20-24 and 40-51 (Central Concourse)
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| KHRL | Valley International Airport | Harlingen, TX | 5 and 6
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 | KIAD | Washington Dulles International Airport | Dulles, VA | B48, B50
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 | KIND | Indianapolis International Airport | Indianapolis, IN | C8 and C9
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| KISP | Long Island MacArthur Airport | Islip, NY | A1 - A8 (East Terminal)
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 | KJAN | Jackson-Evers International Airport | Jackson, MS | 3
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| KJAX | Jacksonville International Airport | Jacksonville, FL | C2, C4, C6
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 | KLAS | McCarran International Airport | McCarran, NV | C1, C2, C4, C5, C7, C8, C9, C11, C12, C14, C16, C18, C19, C21, C23, C24, C25, C27
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| KLAX | Los Angeles International Airport | Los Angeles, CA | 1, 2, 3, 4A, 4B, 5, 7, 9, 11, 13, 14 (Terminal 1)
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| KLBB | Lubbock Preston Smith International Airport | Lubbock, TX | 6, 7, 8
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 | KLIT | Little Rock National Airport Airport | Little Rock, AR | 9, 10, 11
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| KMAF | Midland International Airport | Midland, TX | 3, 4, 5
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 | KMCI | Kansas City International Airport | Kansas City, MO | B31 - B35, B37 - B39
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| KMCO | Orlando International Airport | Orlando, FL | 102, 104, 120-129 (Airside 2)
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 | KMDW | Chicago Midway International Airport | Chicago, IL | A9, A11, A15, A17; B1, B2, B3, B5, B7 - B12, B14 - B22, B25, B26
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 | KMHT | Manchester-Boston Regional Airport | Manchester, NH | 11, 12, 14, 15
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 | KMSP | Minneapolis-St Paul International/Wold-Chamberlain Airport | Minneapolis, MN | H7 in the Humphrey Terminal
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 | KMSY | Louis Armstrong New Orleans International Airport | New Orleans, LA | 2, 4, 5, 7, 8, 9 (B Concourse)
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| KOAK | Oakland International Airport | Oakland, CA | 10, 12, 14, 17 (Terminal 1); 20-22 and 29-32 (Terminal 2)
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 | KOKC | Will Rogers World Airport | Oklahoma City, OK | 14, 16, 18
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 | KOMA | Eppley Airfield | Omaha, NE | 16, 17 (North Satellite)
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| KONT | LA/Ontario International Airport | Ontario, CA | 401 - 408 (Terminal 4)
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| KORF | Norfolk International Airport | Norfolk, VA | A3, A5
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| KPBI | Palm Beach International Airport | West Palm Beach, FL | B3, B5
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 | KPDX | Portland International Airport | Portland, OR | C13, C14, C15, C16
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 | KPHL | Philadelphia International Airport | Philadelphia, PA | 8, 9, 11, 12 (Terminal E); 1, 2, 3, 4 (Terminal D)
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 | KPHX | Phoenix Sky Harbor International Airport | Phoenix, AZ | C1 - C19, D1 - D8 (Terminal 4)
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| KPIT | Pittsburgh International Airport | Pittsburgh, PA | A1, A3, A5
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 | KPVD | Theodore Francis Green State Airport | Providence, RI | 15, 17, 19, 21
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 | KRDU | Raleigh-Durham International Airport | Raleigh/Durham, NC | A25 - A28
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| KRNO | Reno-Tahoe International Airport | Reno, NV | B1, B3, B5, B7
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| KRSW | Southwest Florida International Airport | Fort Myers, FL | D5 and D7
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| KSAN | San Diego International Airport | San Diego, CA | 1, 2 (Ground Level); 3-10 (Upper Level) East Concourse - Terminal 1
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| KSAT | San Antonio International Airport | San Antonio, TX | 3 - 7 (Terminal 1)
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 | KSDF | Louisville International Airport | Louisville, KY | 11, 15, 17 (B Concourse)
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| KSEA | Seattle-Tacoma International Airport | SeaTac, WA | B6, B8, B10, B12, B14
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| KSFO | San Francisco International Airport | San Francisco, CA | Boarding Area B - Terminal 1
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| KSJC | San Jose International Airport | San Jose, CA | A2 - A4, A7 - A10
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 | KSLC | Salt Lake City International Airport | Salt Lake City, UT | B11, B13 - B18
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| KSMF | Sacramento International Airport | Sacramento, CA | A10 - A17
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| KSNA | John Wayne Airport | Orange County (Santa Ana), CA | 1, 2, 3, 6, 7 (Terminal B)
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| KSTL | Lambert-St. Louis International Airport | St. Louis, MO | E4, E6, E8, E10, E12, E14, E16, E 18, E20
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| KTPA | Tampa International Airport | Tampa, FL | 30 - 40 (Airside C)
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| KTUL | Tulsa International Airport | Tulsa, OK | B55, B57, B58, B59
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| KTUS | Tucson International Airport | Tucson, AZ | A2, A4, A6 |
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