United Airlines

United Airlines is headquartered in Chicago, Illinois, and is one of the largest international airline carriers based in the US with over 3,000 flights a day. It is a founding member of Star Alliance, and offers a frequent flier program, Mileage Plus.

United Airlines flies to more than 200 destinations worldwide. Hubs include:

• Chicago, O'Hare
• Denver
• Los Angeles International
• San Francisco International
• Washington, D.C., Dulles International

For flights purchased after September 16, 2008 for travel before November 9, 2008, a $15 fee for the first checked bag and a $25 fee for the second checked bag apply. After November 10, 2008, the fee for the second checked bag increased to $50. Fees are for each leg of the trip and weight restrictions and additional charges apply.

First class, Business class and Mileage Plus members with status do not pay fees.

For specific baggage dimension information and fees, visit the baggage section of United's website.

Mileage Plus, United's Frequent Flier Program, lets you earn miles on all United, Ted, United Express and Star Alliance flights, as well as through purchases with more than 100 hotel, car, credit card and retail partners worldwide.

Reservations: Book travel online or by phone:

Domestic: 1-800-United-1 (1-800-864-8331)
Available 24 hours a day, 7 days a week

International: 1-800-538-2929 Customer Service: 1-877-228-1327

Mileage Plus Member support:

Domestic award reservations: 1-888-467-0507

International award reservations: 1-888-674-4680

Account Questions: 1-800-421-4655