Main Airlines United Airlines

United Airlines

United Airlines is the third largest airline in the US and the 5th largest in the world when ranked by revenue. It is a founding member of the Star Alliance and is headquartered in Chicago. It serves over 350 destinations worldwide through its 8 US hubs.

General Information 

IATA code: UA


US reservations: +1 800 864 8331

Main hubs: Chicago–O'Hare (ORD), Denver (DEN), Guam (GUM), Houston–Intercontinental (IAH), Los Angeles (LAX), Newark (EWR), San Francisco (SFO), Washington–Dulles (IAD)

Alliance: Star Alliance

Frequent flyer program: MileagePlus

Airline partners: Star Alliance members plus Aer Lingus, Aeromar, Air Dolomiti, Azul, Boutique Air, Cape Air, Edelweiss, Eurowings, Hawaiian Airlines, Olympic Air, Silver Airways, Vistara

Point/Miles Conversion Chart


United Airlines flies to more than 238 domestic destinations and 118 international destinations in 48 countries across 5 continents.  

Check United Airlines route map here


United Airlines operates a fleet of 827 aircrafts all of which are either Boeing or Airbus: Boeing 787, Boeing 777, Boeing 767, Boeing 757, Boeing 737, Airbus 319, Airbus 320

Check United Airlines seat maps here


United Airlines offers 7 travel classes: 

  • Polaris Business class - reimagined Business class on long-haul international flights with flat bed seats.
  • Polaris First class - First class cabin with open suites on long-haul flights operated by Boeing 777.
  • United Business - available on flights between the US and Latin America or the Caribbean, as well as select US transcontinental flights. 
  • United First  (domestic) - the highest level of service on flights throughout the U.S., including Alaska, Hawaii and Canada. 
  • Premium Plus - is a Premium-economy cabin on long-haul flights. 
  • Economy Plus - Economy cabin with extra legroom seats in the front rows.
  • Economy 


Skytrax - 3-Star Airline   

APEX - 5-Star Airline 

ATW Airline Awards - Eco-Airline of the Year (2017)



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