CO è nella stessa alleanza di LH, non credo, viste li dimensioni, che ci sia una simile sudditanza. Detto questo, con LH voli in America solo negli scali maggiori, con CO da EWR voli nelle seguenti destinazioni (fonte wikipedia):
Continental Airlines
Acapulco [seasonal], Aguadilla, Amsterdam, Antigua, Aruba, Athens, Atlanta, Austin, Barcelona, Beijing-Capital, Belfast-International, Belize City [seasonal], Berlin-Tegel, Bermuda, Birmingham (UK), Bogotá, Bonaire [seasonal], Boston, Bristol (UK), Brussels, Cancún, Caracas, Charlotte, Chicago-O'Hare, Cleveland, Copenhagen, Cozumel [seasonal], Curaçao [seasonal], Dallas/Fort Worth, Delhi, Denver, Dublin, Eagle/Vail [seasonal], Edinburgh, Fort Lauderdale, Fort Myers, Frankfurt, Geneva, Glasgow-International, Grand Cayman, Guatemala City, Hamburg, Hayden/Steamboat Springs [seasonal], Hong Kong, Honolulu, Houston-Intercontinental, Jacksonville, Las Vegas, Liberia [seasonal], Lima, Lisbon, London-Heathrow, Los Angeles, Madrid, Manchester (UK), Mexico City, Miami, Milan-Malpensa, Montego Bay, Montrose/Telluride [seasonal], Mumbai, Munich [resumes March 27], Myrtle Beach [seasonal], Nassau, New Orleans, Orange County, Orlando, Oslo-Gardermoen, Panama City, Paris-Charles de Gaulle, Phoenix, Port of Spain, Portland (OR), Providence, Puerto Plata, Puerto Vallarta, Punta Cana, Raleigh/Durham, Roatán [seasonal], Rome-Fiumicino, San Antonio, San Diego, San Francisco, San José de Costa Rica, San José del Cabo, San Juan, San Pedro Sula [seasonal], San Salvador, Santo Domingo, São Paulo-Guarulhos, Seattle/Tacoma, Shanghai-Pudong, Shannon, St. John's [seasonal], St. Maarten, St. Thomas, Stockholm-Arlanda, Tampa, Tel Aviv, Tokyo-Narita, Toronto-Pearson, Vancouver [seasonal], Washington-Reagan, West Palm Beach, Zürich
Continental Connection operated by Colgan Air
Albany, Baltimore, Boston, Burlington (VT), Buffalo, Greensboro, Norfolk, Pittsburgh, Portland (ME), Providence, Raleigh/Durham, Rochester (NY), Syracuse, Toronto-Pearson, Washington-Dulles, Washington-Reagan
Continental Connection operated by CommutAir
Albany, Hartford/Springfield, Harrisburg, Ithaca, Nantucket [seasonal], Philadelphia, Syracuse, Wilkes-Barre/Scranton, Washington-Dulles
Continental Express operated by ExpressJet Airlines
Albany, Asheville, Atlanta, Baltimore, Buffalo, Burlington (VT), Charleston (SC), Charlotte, Chicago-O'Hare, Cincinnati/Northern Kentucky, Columbus (OH), Dayton, Detroit, Fayetteville (AR), Grand Rapids, Greensboro, Greenville (SC), Halifax, Hartford/Springfield, Indianapolis, Jackson (MS), Jacksonville (FL), Kansas City, Knoxville, Little Rock, Louisville, Madison, Manchester (NH), Memphis, Milwaukee, Minneapolis/St. Paul, Moncton, Montréal-Trudeau, Mont-Tremblant [seasonal], Nashville, Nassau, New Orleans [seasonal], Norfolk, Oklahoma City, Omaha, Ottawa, Philadelphia, Pittsburgh, Providence, Québec City, Raleigh/Durham, Richmond, Rochester (NY), Savannah, St. John's, St. Louis, Syracuse (NY), Toronto-Pearson, Tulsa
Secondo me ci starebbe eccome quel volo a BLQ!