While the 737-800 proved popular with airlines, Boeing's team ... for extra-legroom seats. United's 737-900 and 737-900ER jets offer the airline's standard domestic first class and economy class ...

The Star Alliance's three 737-operated transatlantic services are as follows, two of which are brand-new to its route map.

United Airlines is reportedly expanding its international route network by adding flights between Los Angeles International Airport (LAX) and Toronto Pearson International Airport (YYZ).

United Airlines is opening new nonstop services not served by any other US carrier, such as from Tokyo Narita to Ulaanbaatar ...