MLT Vacations is one of the leading providers of vacation packages in the United States. Worry-Free Vacations is a product of the company. MLT Vacations is a wholly owned subsidiary of Northwest Airlines Corporation. Working directly with suppliers, Worry-Free Vacations purchases vacation components, such as hotel rooms, air seats and tours, in large quantities, allowing the company to provide value-priced vacation packages to customers. Worry-Free Vacations offers vacation packages from seven United States cities: Minneapolis, Detroit, Dallas, Tulsa, Okla., Oklahoma City, Denver and St. Louis, Mo., to destinations in Mexico, the Caribbean, Las Vegas and Florida. Worry-Free Vacations is not an airline and does not own aircraft. Instead, the company contracts with other airlines such as Omni Air International, Ryan Air, Champion Air, and Northwest Airlines to serve seasonal vacation demand. Worry-Free Vacations and MLT Vacations are headquartered in Minneapolis.