Effective Nov 1, 2019 United Airlines and Marriott International have a joint venture on new complimentary baggage delivery service for high margin travelers. These business class travelers who fly on United Airlines exclusively on the route of New York/Newark and London Heathrow, and are staying at select Marriott Hotels (JW Marriott Grosvenor House London, London Marriott Hotel Canary Wharf, London Marriott Hotel County Hall, Sheraton Grand London Park Lane and St. Pancras Renaissance Hotel London.), can take advantage of complimentary baggage delivery.