Other Airlines Offices Delta Airlines Chippewa County Airport Terminal CIU United Airlines Chippewa County Airport Terminal – CIU Chippewa County International Airport in Sault Ste. Marie, USA Sun Country Airlines Chippewa Valley Regional Airport Terminal – EAU Chippewa Valley Regional Airport in Eau Claire Delta Airlines Westchester County Airport Terminal – HPN Delta Airlines Outagamie County Regional Airport Terminal – ATW Delta Airlines Lewiston-Nez Perce County Regional Airport Terminal – LWS Delta County Airport in Escanaba Spirit Airlines Detroit Metropolitan Wayne County Airport Terminal – DTW Spirit Airlines Westmoreland County Airport Terminal – LBE United Airlines Detroit Metropolitan Wayne County Airport Terminal – DTW United Airlines Dane County Regional Airport Terminal – MSN United Airlines Eagle County Airport Terminal – EGE Sun Country Airlines Dane County Regional Airport Terminal – MSN Sun Country Airlines Charles M. Schulz–Sonoma County Airport Terminal – STS JetBlue Airways Detroit Metropolitan Wayne County Airport Terminal – DTW King County International Airport in Seattle Alpena County Regional Airport in Alpena, MI Aspen-Pitkin County Airport (Sardy Field) in Aspen Natrona County International Airport in Casper Charles M. Schulz- Sonoma County Airport in Santa Rosa Dane County Regional Airport in Madison Del Norte County Airport (Jack McNamara Field) in Crescent City Detroit Metropolitan Wayne County Airport in Detroit Durango-La Plata County Airport in Durango Eagle County Regional Airport in Eagle Campbell County Airport in Gillette Hancock County-Bar Harbor Airport in Bar Harbor Houghton County Memorial Airport in Hancock / Calumet Knox County Regional Airport in Rockland Lea County Regional Airport in Hobbs Nez Perce County Airport in Lewiston Modesto City-County (Harry Sham Field) Airport in Modesto Muskegon County Airport in Muskegon Daviess County Regional Airport in Owensboro Pellston Regional Airport of Emmet County in Pellston Rhinelander-Oneida County Airport in Rhinelander Sweetwater County Airport in Rock Springs San Luis Obispo County Regional Airport in San Luis Obispo Sheridan County Airport in Sheridan Westchester County Airport in White Plains Williamson County Regional Airport in Marion LATAM Airlines in County Dublin, Brazil LATAM Airlines in County Dublin hotels, Brazil LATAM Airlines in Garibaldi, County Dublin, Brazil LATAM Airlines in Kennedy, County Dublin, Brazil Delta Downs Airport in Delta Downs, Australia Delta Airlines Philadelphia Airport Terminal – PHL Delta Airlines Boston Logan Airport Terminal – BOS Delta Airlines Punta Cana Airport Terminal – PUJ Delta Airlines Greenville-Spartanburg Airport Terminal – GSP Delta Airlines Coastal Carolina Regional Airport Terminal – EWN Delta Airlines MBS Airport Terminal – MBS Delta Airlines Cozumel Airport Terminal – CZM Delta Airlines El Salvador Airport Terminal – SAL Delta Airlines Tucson Airport Terminal – TUS Delta Airlines Reina Beatrix Airport Terminal – AUA Delta Airlines Theodore Francis Green Memorial State Airport Terminal – PVD Delta Airlines Dothan Regional Airport Terminal – DHN