United Airlines

United is a full-service legacy U.S. carrier with an extensive domestic network and significant long-haul international operations; from a traveler’s perspective it targets both business and premium leisure traffic with multiple cabin levels and frequent schedules. It is a member of Star Alliance, which substantially extends its global reach through alliance partners and codeshares, and it operates through several major U.S. hubs to offer many connection possibilities.

MileagePlus - United's Frequent Flyer Program

United’s frequent flyer program is MileagePlus, where members earn miles on paid tickets and via partner airlines, credit cards, hotels and rental cars; earnings and elite qualifying credit are tied to fare and ticket price rather than strictly distance flown. Elite status is tiered (Premier Silver, Premier Gold, Premier Platinum, Premier 1K, with invitation-only Global Services above that) and offers benefits such as complimentary upgrades on many domestic and short-haul international flights, priority boarding and bonus award-earning. MileagePlus partners include all Star Alliance carriers, which makes it useful for earning and redeeming across a large global network; the program is generally worth crediting flights to for frequent United flyers or those seeking alliance reciprocity, though award availability and pricing can vary by route and demand.

Where United Flies

United operates a hub-and-spoke network out of multiple U.S. hubs including Chicago O’Hare (ORD), Newark/New York (EWR), San Francisco (SFO) and Houston Intercontinental (IAH), serving a dense domestic network plus extensive international long-haul routes. The airline flies major transatlantic and transpacific markets along with Latin America and intra-North America services, and it runs frequent coast-to-coast and transcontinental schedules. As a Star Alliance member, its schedule is supplemented by alliance and codeshare partners that expand global reach and connection options.

Aircraft and Cabin Classes

United’s flying is split between narrowbodies for domestic and short-haul flights and widebodies for international long-haul routes. Narrowbody operations are centered on Boeing 737-family aircraft for the bulk of U.S. domestic flying, while long-haul routes are operated with Boeing widebodies such as the 777 and 787 on many transatlantic and transpacific services. Cabin offerings include Polaris business class on long-haul international flights (a lie-flat product), a Premium Plus premium-economy cabin on certain long-haul aircraft, domestic First/First Class on many U.S. routes, and Economy with a Basic Economy no-frills option that limits changes and seat selection.

Tips for Flying United Airlines

• Basic Economy fares disallow advance seat selection and are non-changeable or non-refundable, so pay extra for a standard Economy fare if you need seat choice or flexibility.
• If you hold a United co-branded credit card you’ll typically get at least one free checked bag and priority boarding, which can offset higher fares.
• Polaris business class on qualifying long-haul flights features lie-flat seating and access to Polaris lounges at select international gateways, but lounge access rules depend on ticketing and routing.
• Book award travel with flexible dates and check multiple hubs-saver award space can appear on transcontinental and transpacific routes but is competitive, especially around holidays.