United airlines regional branch

Mainland China, international region, North America and Latin America.

1, continental United States: Including all states and territories in the United States, United Airlines has an extensive route network in the United States, covering most major cities and airports.

2. International region: Covers international routes outside the United States, and United Airlines provides scheduled flights to these international destinations, including Europe, Asia, South America, Oceania, Africa and the Middle East.

3. North America: mainly refers to North America, including Canada, Mexico and the Caribbean. United Airlines has an extensive route network in these areas, providing flight services between North America and other regions.

4. Latin America: mainly refers to Central America and South America. United Airlines provides flight services in some major cities and tourist destinations in these areas, including Brazil, Argentina, Chile, Mexico and other countries and regions.