Angeles – United's secondary hub for the West Coast and gateway to Asia and Australia. United has 15% of the market share at LAX, making it the third-largest carrier at the airport. Newark – United's primary hub for the East Coast and gateway to Europe, while including other select flights to Latin America, Africa, and Asia. United has 68% of the market share at Newark, making it the largest carrier at the airport. Former Continental Airlines hub. San Francisco – United's primary hub for the West Coast and gateway to Asia and Australasia. United has about 46% of the market share at SFO, making it the largest carrier at the airport. Washington–Dulles – United's secondary hub for the East Coast and gateway to Europe and Africa. United has about 65% of the market share at Washington Dulles, making it the largest carrier at the airport. Alliance and codeshare agreements United Airlines is a member of the Star Alliance and has codeshare agreements with the following airlines: Aer Lingus Air Canada Air China Air India Air Dolomiti Air New Zealand All Nippon Airways Asiana Airlines Austrian Airlines Avianca Azul Brazilian Airlines Boutique Air Brussels Airlines Cape Air Copa Airlines Croatia Airlines EgyptAir Emirates Ethiopian Airlines Eurowings EVA Air Hawaiian Airlines LOT Polish Airlines Lufthansa Scandinavian Airlines Silver Airways Singapore Airlines South African Airways Swiss International Air Lines TAP Air Portugal Thai Airways Turkish Airlines Vistara Virgin Australia Fleet Current fleet As of July 2022, United Airlines operated a fleet of 841 aircraft with an additional 544 aircraft planned or on order; all of which are either Boeing or Airbus. Fleet strategy On July 20, 2011, American Airlines announced an order for 460 narrowbody jets, including 260 Airbus A320s. This order broke Boeing's monopoly with the airline and forced Boeing to proceed with plans for the re-engined 737 MAX. The contract with American included a Most-Favoured-Customer Clause, which requires Airbus to refund to American any difference between the price paid by American and the price paid by United or another airline, if lower. The clause acts to perpetuate United having a Boeing-skewed fleet. On September 22, 2012, United became the first American airline to take delivery of Boeing 787 aircraft. United is also the North American launch customer for the Boeing 787-9 and 787-10 aircraft, which are stretched versions of the base 787-8 model, delivered at launch. In May 2018, United planned