The 777--the world's largest twinjet--is available in three models: a 777-200 initial model, a 777-200ER (extended range) model, and a larger 777-300 model. The 777-200 longer-range jetliner can fly 8,860 nautical miles, making it the longest range airplane in the world. It can connect cities as far apart as Singapore and New York or Atlanta and Hong Kong.