Where United Airlines flies

Busiest United Airlines airports

Where United Airlines operates the most departures — its hubs and focus cities.

• DEN

  Denver

  115,348 departures · 20,065,473 seats flown

  6.6%

  Share

• ORD

  Chicago

  111,347 departures · 19,454,856 seats flown

  6.4%

  Share

• IAH

  Houston

  101,151 departures · 17,252,693 seats flown

  5.8%

  Share

• EWR

  Newark

  93,089 departures · 17,047,407 seats flown

  5.3%

  Share

• SFO

  San Francisco

  77,520 departures · 15,017,273 seats flown

  4.5%

  Share

• IAD

  Dulles

  47,675 departures · 8,784,298 seats flown

  2.7%

  Share

• LAX

  Los Angeles

  35,066 departures · 6,916,344 seats flown

  2.0%

  Share

• LAS

  Las Vegas

  15,083 departures · 2,679,010 seats flown

  0.9%

  Share

Busiest United Airlines routes

The city pairs United Airlines flies most, ranked by filed departures.

• LGA–ORD

  8,938 departures · 1,243,175 passengers

  83.9%

  Load

• EWR–ORD

  8,638 departures · 1,386,059 passengers

  86.4%

  Load

• IAH–ORD

  8,024 departures · 1,249,077 passengers

  82.2%

  Load

• EWR–MCO

  7,863 departures · 1,194,524 passengers

  85.9%

  Load

• DEN–IAH

  7,813 departures · 1,362,011 passengers

  84.5%

  Load

• ORD–SFO

  7,609 departures · 1,437,612 passengers

  87.2%

  Load

• DEN–ORD

  7,598 departures · 1,356,518 passengers

  85.2%

  Load

• EWR–SFO

  7,495 departures · 1,585,983 passengers

  89.8%

  Load

• IAH–SFO

  7,189 departures · 1,223,236 passengers

  84.7%

  Load

• EWR–IAH

  6,970 departures · 1,060,628 passengers

  85.6%

  Load

• EWR–LAX

  6,942 departures · 1,400,344 passengers

  89.1%

  Load

• IAH–LAX

  6,877 departures · 1,093,472 passengers

  87.9%

  Load

• DEN–SFO

  6,862 departures · 1,149,103 passengers

  83.8%

  Load

• LAX–ORD

  6,763 departures · 1,203,557 passengers

  83.7%

  Load

• DEN–EWR

  6,623 departures · 1,059,214 passengers

  85.7%

  Load

What United Airlines flies

Aircraft types by share of departures — what actually operated, not fleet count.

• Boeing 737-800

  159,301 departures · 81.2% load

  15.3%

  Share

• Boeing 737 MAX 9

  147,709 departures · 84.4% load

  14.2%

  Share

• Boeing 737-900ER

  146,175 departures · 83.2% load

  14.1%

  Share

• Boeing 737 MAX 8

  143,065 departures · 82.3% load

  13.8%

  Share

• Airbus A319

  91,201 departures · 82.5% load

  8.8%

  Share

• Airbus A320

  78,618 departures · 79.9% load

  7.6%

  Share

• Airbus A321neo

  63,284 departures · 85.7% load

  6.1%

  Share

• Boeing 737-700

  47,430 departures · 82.6% load

  4.6%

  Share

• Boeing 777-200

  34,870 departures · 81.3% load

  3.4%

  Share

• Boeing 757-200

  26,100 departures · 86.1% load

  2.5%

  Share

• Boeing 787-9

  22,217 departures · 81.9% load

  2.1%

  Share

• Boeing 767-300

  17,252 departures · 80.1% load

  1.7%

  Share

Monthly United Airlines capacity