Flights from Ontario (ONT)

Busiest routes from Ontario

Where flights from Ontario go most, by departures over the trailing 12 months.

• ONT–PHX

  3,142 departures · 345,046 passengers

  69.5%

  Load

• ONT–DEN

  2,671 departures · 359,292 passengers

  77.6%

  Load

• ONT–SEA

  2,556 departures · 283,699 passengers

  85.3%

  Load

• ONT–LAS

  2,524 departures · 281,743 passengers

  64.2%

  Load

• ONT–DFW

  2,249 departures · 371,321 passengers

  86.2%

  Load

• ONT–SMF

  2,103 departures · 202,241 passengers

  62.3%

  Load

• ONT–OAK

  1,540 departures · 143,163 passengers

  59.1%

  Load

• ONT–SJC

  1,335 departures · 123,135 passengers

  59.9%

  Load

• ONT–SFO

  1,271 departures · 157,871 passengers

  80.2%

  Load

• ONT–SLC

  1,229 departures · 111,384 passengers

  72.7%

  Load

• ONT–PDX

  1,124 departures · 107,905 passengers

  80.4%

  Load

• ONT–ATL

  906 departures · 149,984 passengers

  87.6%

  Load

• ONT–GDL

  726 departures · 117,241 passengers

  75.1%

  Load

• ONT–TPE

  527 departures · 133,356 passengers

  74.9%

  Load

• ONT–IAH

  496 departures · 74,772 passengers

  82.8%

  Load

Airlines at Ontario

Ranked by seats flown — the capacity each carrier actually operated out of Ontario.

• WN

  Southwest Airlines

  1,889,172 seats · 68.1% load

  39.8%

  Share

• AA

  American Airlines

  656,040 seats · 81.2% load

  13.8%

  Share

• F9

  Frontier Airlines

  447,908 seats · 73.2% load

  9.4%

  Share

• UA

  United Airlines

  408,210 seats · 79.5% load

  8.6%

  Share

• AS

  Alaska Airlines

  331,483 seats · 83.3% load

  7.0%

  Share

• DL

  Delta Air Lines

  306,190 seats · 81.1% load

  6.5%

  Share

• Y4

  Volaris

  255,779 seats · 62.6% load

  5.4%

  Share

• OO

  SkyWest Airlines

  131,047 seats · 83.2% load

  2.8%

  Share

• CI

  China Airlines

  124,210 seats · 76.4% load

  2.6%

  Share

• QX

  Horizon Air

  57,000 seats · 89.0% load

  1.2%

  Share

Aircraft flown from Ontario

Aircraft types by share of departures — what actually operated, not what's based here.

• Boeing 737-700

  5,034 departures · 67.7% load

  17.5%

  Share

• Boeing 737-800

  4,534 departures · 71.4% load

  15.8%

  Share

• Boeing 737 MAX 8

  4,466 departures · 70.8% load

  15.6%

  Share

• Airbus A321

  3,817 departures · 82.9% load

  13.3%

  Share

• Embraer E175

  2,546 departures · 85.0% load

  8.9%

  Share

• Airbus A320neo

  1,865 departures · 69.2% load

  6.5%

  Share

• Airbus A321neo

  1,259 departures · 71.8% load

  4.4%

  Share

• Airbus A320

  1,201 departures · 76.2% load

  4.2%

  Share

• Boeing 737 MAX 9

  1,036 departures · 78.9% load

  3.6%

  Share

• Boeing 737-900ER

  933 departures · 79.8% load

  3.3%

  Share

• Airbus A319

  598 departures · 73.3% load

  2.1%

  Share

• Airbus A220-300

  330 departures · 79.1% load

  1.1%

  Share

Monthly departures from Ontario