Ranking among the three biggest airlines in the US, United runs one of the widest global route maps of any carrier anywhere. Seven major hubs across the country, close ties with Star Alliance partners and a fleet that has been refreshed steadily over the last five years make it a serious option for domestic travelers and frequent international flyers alike. Opinions, however, are divided: some passengers are loyal fans, while others steer clear. Here we look at United's strengths, its weak spots, and how to judge whether it is the right pick for your trip.
Where United Flies From
No US competitor matches United's seven major domestic hubs. Each one plays its own part in the network and has particular strengths depending on your destination.
- San Francisco (SFO) — the main transpacific hub, with more Asia routes than any other US airline
- Newark (EWR) — the leading East Coast gateway, particularly strong for Europe and the Middle East
- Denver (DEN) — the center of the network, ideal for connections and Mountain West destinations
- Chicago O'Hare (ORD) — an enormous domestic hub with solid links throughout the Midwest and to Asia
- Houston (IAH) — the doorway to Latin America and the Caribbean
- Washington Dulles (IAD) — a major East Coast international hub, notably for Africa and the Middle East
- Los Angeles (LAX) — a smaller hub geared toward transpacific flights and premium West Coast routes
Thanks to that reach, United can nearly always route you to wherever you are going, frequently with fewer stops than rivals. If one of these hubs is near your home, United deserves the first look for trips abroad.
United's Cabins, Explained
United sells four main cabins, plus several fare tiers inside economy. The distinctions are worth knowing, because the prices differ a lot and so does the experience.
Polaris is United's business class for long-haul international flights. On most widebodies (787, 777, 767) it means fully flat beds with direct aisle access in a 1-2-1 layout. Passengers get elevated dining, Saks Fifth Avenue bedding, dedicated check-in and entry to Polaris Lounges at the main hubs. It genuinely competes with the world's top business class products.
Premium Plus, United's international premium economy, is offered on most long-haul routes. Expect roomier seats with extra recline, upgraded meals served on china and an amenity kit, typically for about 60 to 70 percent of the Polaris price. For flyers who find economy too tight but can't justify business class, it is frequently the best deal on board.
Economy Plus sits just above regular economy and adds 4 to 6 inches of legroom. You'll find it on most aircraft; it can be bought when booking or at check-in, and frequent flyers may get it free as a perk. On longer flights the added comfort is easy to feel.
Standard Economy is the baseline cabin: seats are snug by today's standards but otherwise ordinary, and the fare covers a personal item, a carry-on and seat selection. Basic Economy is the pared-back version — just a personal item with no full-size carry-on, no seat assignment until check-in, no upgrades and the final boarding group.
The Aircraft You'll Actually Fly
Fleet consistency is weaker at United than at its rivals. The newest planes — the 787-9, 787-10, 737 MAX 9 and the refurbished 777-300ER — come with modern cabins, seatback screens, USB-C charging and better seat designs, and they usually fly the busiest long-haul and transcontinental routes.
Older jets, notably some 757s and 767s, are still used on domestic and shorter international sectors. Their cabins feel dated, the overhead bins are smaller, and many lack personal screens. Before committing to a long flight, look up the aircraft type on SeatGuru or ExpertFlyer to confirm you'll be on a modern plane.
MileagePlus in Brief
MileagePlus awards miles by spend, not distance: what you pay determines what you earn. Regular members collect 5 miles per dollar of base fare, and elite members earn at higher rates. That setup favors business travelers and full-fare buyers but does less for budget flyers covering long distances.
Premier elite status has four levels — Silver, Gold, Platinum and 1K — with perks growing at each step. Silver brings free checked bags and priority boarding, while 1K adds unlimited domestic upgrades, a dedicated phone line and Premier Access at the airport. Qualifying requires both miles flown (Premier Qualifying Points) and money spent (Premier Qualifying Flights).
On the redemption side, saver awards are usually priced fairly, but standard awards use dynamic pricing and can get very costly. The sweet spot is business class on Star Alliance partners such as Lufthansa, ANA and Singapore Airlines, where 80,000 to 120,000 miles can cover a ticket worth $7,000+.
United vs. Delta and American
Of the big three US legacy airlines, United typically sits in the middle on most measures. Delta is generally seen as the most dependable for punctuality and steady customer service, while American has the biggest domestic network and strong oneworld partners abroad. United stands out for the depth of its global network, especially to Asia, Africa and less-served places like Cape Town, Lagos and Tahiti.
At home, the decision often boils down to whose hub is nearest to you. Abroad, check whether your destination is better covered by Star Alliance (United), SkyTeam (Delta) or oneworld (American), since alliance partners greatly widen your route and award choices.
Our Verdict
United makes sense if you live close to one of its hubs, often fly internationally to Asia or to harder-to-reach places, or want Star Alliance coverage for award bookings. Polaris is a first-rate business class and frequently shows up at attractive sale prices.
Consider other airlines on domestic routes where Delta or Southwest also fly, since both tend to offer more consistent service. And skip Basic Economy unless everything you need fits in a small backpack — the no-carry-on rule rules it out for most trips.
Our agents can line up United fares against Delta, American and international options in seconds. Ring us before you buy and we'll explain the tradeoffs for your exact itinerary and find the choice that suits your budget and the way you like to travel.