As of 2015, United Airlines provides service to airports such as Chicago's O'Hare International Airport, Denver International Airport, Los Angeles International Airport, Washington Dulles International Airport and Houston/George Bush Intercontinental Airport. International destinations include London Heathrow International Airport, Frankfurt International Airport and Tokyo Narita Airport.
United Airlines' key hub in the New York City area is New York/Newark Liberty International Airport. Some United flights also leave from John F. Kennedy International Airport and LaGuardia Airport.
If you are interested in traveling to a certain destination with United Airlines, visit United.com and search for flights. To search for a flight, enter the city or airport of origin, the desired travel destination, and the day and time for departure and return. United Airlines then pulls up a list of itinerary options that meet with your specifications. Some of these flights are direct, and others connect through other airports.
View national and international United flight routes on United.com by clicking on the Travel Information tab at the top of the page and then selecting Route Maps. Two maps appear on the subsequent page ? one showing flight routes within the United States and Canada, and another showing United's international routes across the globe.