Search for United Flights

The top routes that United Airlines flies are:

• CLT to IAH (4290+ flights per month)
• CLT to ORD (4180+ flights per month)
• PHL to ORD (3760+ flights per month)
• DFW to ORD (3750+ flights per month)
• ORD to EWR (3730+ flights per month)

United Airlines is the largest airline in the world when measured by the number of destinations served, with flights to over 375 destinations in cities worldwide. As a member of the Star Alliance, passengers can book a reservation to one of over 1,300 destinations with one ticket on Star Alliance partners. Discount offers can be found every day on Expedia for customers looking for a flight on United Airlines.

In the United States, domestic United Airlines flights typically operate from one of the airline's eight American hubs. The largest hubs are at Chicago's O'Hare International Airport (ORD), which also serves as the company's headquarters, and Houston's Bush Intercontinental Airport (IAH). Other United Airline hubs are at Washington, DC's Dulles Airport (IAD), Newark (EWR), Cleveland's Hopkins Airport (CLE), Denver (DEN), San Francisco (SFO), and Los Angeles (LAX). These hubs provide United with a nationwide route network, with the airline's strengths in the Midwest and Southwest regions of the United States.

United has a strong international route network as well, with two hubs located in Guam and Tokyo's Narita airport. United has flights to many destinations in Asia and is one of the top American air carriers serving this important region. Deals can be found of Expedia for United flights around the world for economy class, business class, and first-class fares.

Travelers looking for deals when booking United Airlines reservations should turn to Expedia first for the best offers. Discount United Airlines tickets are available on Expedia twenty-four hours a day to help busy customers find flights to where they need to go.

United Airlines baggage policy does allow each traveler one carry-on bag and one personal item, such as a handbag or briefcase. These carry-on items may not exceed 45 inches in length, width, and height, and if they do, you must check them in with the airline carrier.

United Airlines baggage fees are determined by your itinerary and final destination. The price of first and second checked baggage also depends on the date of ticketing. To plan ahead, enter your flight information into the United Airlines baggage calculator to view the cost of baggage for your flight.

Why stand in line to check in when you can do it from your home or office computer? For United Airlines check in, simply enter your last name and your confirmation or e-ticket number to check into your flight and print your boarding pass. You can conveniently do this up to 24 hours in advance of your scheduled flight.

There are a number of ways to check in on your United flight status to ensure you have the most up-to-date details. Enter your flight details manually with the flight status check-in tool or sign up for email or text notifications. These updates will alert you if there are any changes associated with your flight, so you can plan accordingly.

When you book your hotels, car rentals, and flights through Expedia.com you may be eligible to receive United Airlines Frequent Flyer mileage. Save your Frequent Flyer account on Expedia.com or enter your membership and program details to see if your reservations qualify for points. If your flyer program does in fact accept mileage, confirm these points with United Airlines to ensure you receive the necessary mileage.