The most frequently used airline companies from Washington to New York are generally
TAP Portugal,
Alitalia,
Ethiopian Airlines,
Japan Airlines,
Westjet,
China Airlines,
Air Senegal,
Kenya Airways,
China Eastern Airlines,
Aeromexico,
Avianca,
Delta Air Lines,
Scandinavian Airlines,
Iberia,
Virgin Atlantic,
British Airways,
Gojet Airlines,
KLM,
Malaysia Airlines,
American Airlines,
Royal Jordanian,
Royal Air Maroc,
United Airlines,
JetBlue,
Gol Linhas Aereas,
Cathay Pacific,
Korean Air,
Midwest Airlines,
Lan Airlines,
Pinnacle Airlines,
All Nippon Airways,
Aerolineas Argentinas
are companies.