As companhias aéreas mais utilizadas entre Los Angeles e Seattle são geralmente
British Airways,
Qatar Airways,
Delta Air Lines,
V Australia,
Iberia,
Lan Airlines,
Alaska Airlines,
Alitalia,
Qantas Airways,
Air Tahiti Nui,
Cathay Pacific,
Icelandair,
East Star Airlines,
KLM,
Aeromexico,
Finnair,
Air New Zealand,
Singapore Airlines,
China Airlines,
Aer Lingus,
Virgin Atlantic,
Air France,
Korean Air,
Avianca,
El Al Israel Airlines
empresas.