Cheap United Airlines Flights

United Airlines is one of the world's largest full-service carriers and a founding member of the Star Alliance, operating the most extensive US international network with 340+ destinations across 60+ countries from seven major hubs including Chicago O'Hare, Newark Liberty, Houston Intercontinental, Denver, San Francisco, Los Angeles, and Washington Dulles. The airline holds a dominant position on transpacific routes from its West Coast gateways, operating one of aviation's largest Boeing 787 Dreamliner fleets purpose-suited to long, thin international corridors. MileagePlus is consistently rated the most rewarding frequent flyer programme in North America, offering broad Star Alliance award availability and a deep network of hotel, car-hire, and credit-card transfer partners. United's Polaris business class and Premium Plus premium economy product rank among the strongest on long-haul routes to Europe and Asia.

Checked bag fee on most Economy fares; MileagePlus status and co-branded card holders get free bags