Airlines Promotion Singapore Airlines fr $183 China Airlines fr $293 Qantas/BA fr $250 Air China fr $321 Malaysia Airlines fr $170 Northwest Airlines fr $585   Singapore Airlines fr $183 China Airlines fr $293 Qantas/BA fr $250 Air China fr $321 Malaysia Airlines fr $170 Northwest Airlines fr $585   Singapore Airlines fr $183 China Airlines fr $293 Qantas/BA fr $250 Air China fr $321 Malaysia Airlines fr $170 Northwest Airlines fr $585