About United Airlines
United Airlines, Inc. is a major airline in the United States headquartered in Chicago, Illinois. It operates an extensive domestic and international route network across the United States and to destinations on six continents. Regional service is provided by independent carriers operating under the United Express brand, and the Star Alliance, of which United was one of the five founding airlines, extends its network throughout the world. Source: "United Airlines" by Wikipedia contributors (https://en.wikipedia.org/wiki/United_Airlines), licensed under CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0/). Edit history on the linked Wikipedia page.
Overview
United Airlines is an active scheduled passenger airline based in United States. You will see it in booking systems as IATA UA, and on the radio as "UNITED". OpenFlights tracks roughly 2178 scheduled route pairs flown under its codes, reaching about 428 separate destinations.
Network and hubs
The network depends on three things: where the airline holds slots, the aircraft sitting in its fleet, and the bilateral agreements between United States and the countries it serves. Like most carriers of its size, United Airlines operates from one or more home hubs, feeds nearby countries with regional flying, and stretches into longer thin routes wherever the demand and the aircraft line up.
Cabins and onboard product
What it feels like onboard depends on the part of the market the airline competes in. A short-haul, single-aisle fleet usually offers a flexible economy product and a front cabin that converts to business class on selected sectors. Longer-haul rotations, where they exist, add lie-flat business seats and sometimes a premium economy cabin in between. Catering, baggage rules, seat-selection charges and buy-on-board pricing all change with the route and the fare class, so the most reliable way to set expectations is to read the fare conditions at the moment you book.
Loyalty and partnerships
Frequent-flyer benefits depend on whether United Airlines belongs to a global alliance or runs bilateral partnerships with another carrier. Where alliance membership is in place, members of partner programmes can normally credit miles, get into lounges with eligible status, and through-check baggage on a single ticket. Even outside alliances, codeshare and interline agreements often let you build a simple combined itinerary on one record.
Operating notes
Operationally, United Airlines is registered in United States and answers to that country's civil aviation authority. Onward flying follows the rules of every other country it serves. When you book, keep its IATA and ICAO codes handy for matching codeshare flight numbers, double-check terminal assignments at multi-terminal airports, and confirm any visa or transit rules that apply to the routing rather than only the marketing carrier on the ticket.
Sample destinations
A sample of destinations served by United Airlines in the public schedule. Open any airport for its own terminal and route guide.
Chicago O'Hare International Airport
Chicago, United States
BRUBrussels Airport
Brussels, Belgium
LFWLomé-Tokoin Airport
Lome, Togo
OUAOuagadougou Airport
Ouagadougou, Burkina Faso
DENDenver International Airport
Denver, United States
IAHGeorge Bush Intercontinental Houston Airport
Houston, United States
LAXLos Angeles International Airport
Los Angeles, United States
SFOSan Francisco International Airport
San Francisco, United States
SMFSacramento International Airport
Sacramento, United States
JEDKing Abdulaziz International Airport
Jeddah, Saudi Arabia
TSEAstana International Airport
Tselinograd, Kazakhstan
CLECleveland Hopkins International Airport
Cleveland, United States
EWRNewark Liberty International Airport
Newark, United States
IADWashington Dulles International Airport
Washington, United States
SEASeattle Tacoma International Airport
Seattle, United States
GYDHeydar Aliyev International Airport
Baku, Azerbaijan
FRAFrankfurt am Main Airport
Frankfurt, Germany
LGALa Guardia Airport
New York, United States
YYZLester B. Pearson International Airport
Toronto, Canada
MCTMuscat International Airport
Muscat, Oman
CUNCancún International Airport
Cancun, Mexico
DOHHamad International Airport
Doha, Qatar
KWIKuwait International Airport
Kuwait
MIAMiami International Airport
Miami, United States
YULMontreal / Pierre Elliott Trudeau International Airport
Montreal, Canada