Where Horizon Air flies

Horizon Air filed 102,271 departures in the twelve months through July 2026, led by Seattle, across 15 of its busiest city pairs.

Filed traffic data

Departures

102,271

July 2026

Seats flown

7,772,596

Passengers

6.2M

Load factor

81.3%

RPM ÷ ASM

Busiest Horizon Air airports

Where Horizon Air operates the most departures — its hubs and focus cities.

  • SEA

    Seattle

    21,902 departures · 1,664,552 seats flown

    21.4%

    Share

  • PDX

    Portland

    13,078 departures · 993,928 seats flown

    12.8%

    Share

  • SAN

    San Diego

    5,798 departures · 440,648 seats flown

    5.7%

    Share

  • BOI

    Boise

    5,407 departures · 410,932 seats flown

    5.3%

    Share

  • LAX

    Los Angeles

    4,157 departures · 315,932 seats flown

    4.1%

    Share

  • GEG

    Spokane

    3,621 departures · 275,196 seats flown

    3.5%

    Share

  • ANC

    Anchorage

    2,989 departures · 227,164 seats flown

    2.9%

    Share

  • SFO

    San Francisco

    2,974 departures · 226,024 seats flown

    2.9%

    Share

Busiest Horizon Air routes

The city pairs Horizon Air flies most, ranked by filed departures.

  • PDX–SEA

    3,356 departures · 214,203 passengers

    84.0%

    Load

  • SEA–YVR

    3,271 departures · 203,345 passengers

    81.8%

    Load

  • BOI–SEA

    2,961 departures · 196,181 passengers

    87.2%

    Load

  • GEG–SEA

    2,366 departures · 156,949 passengers

    87.3%

    Load

  • PUW–SEA

    2,067 departures · 121,888 passengers

    77.6%

    Load

  • FCA–SEA

    2,017 departures · 127,717 passengers

    83.3%

    Load

  • MFR–SEA

    2,012 departures · 120,014 passengers

    78.5%

    Load

  • BOI–GEG

    1,977 departures · 101,554 passengers

    67.6%

    Load

  • MFR–PDX

    1,966 departures · 110,243 passengers

    73.8%

    Load

  • ANC–FAI

    1,949 departures · 114,744 passengers

    77.5%

    Load

  • PSC–SEA

    1,898 departures · 121,307 passengers

    84.1%

    Load

  • LAS–SAN

    1,829 departures · 105,332 passengers

    75.8%

    Load

  • BIL–SEA

    1,814 departures · 115,680 passengers

    83.9%

    Load

  • PDX–SJC

    1,801 departures · 115,939 passengers

    84.7%

    Load

  • RDM–SEA

    1,661 departures · 101,680 passengers

    80.5%

    Load

What Horizon Air flies

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

Monthly Horizon Air capacity

Monthly Horizon Air departures, trailing 12 months through July 2026. Bars scale to the busiest month.

  • August 2025

    9,513 departures · 604,024 passengers

    85.6%

    Load

  • September 2025

    8,671 departures · 530,097 passengers

    82.4%

    Load

  • October 2025

    8,550 departures · 527,218 passengers

    81.9%

    Load

  • November 2025

    8,278 departures · 488,222 passengers

    78.3%

    Load

  • December 2025

    8,972 departures · 549,004 passengers

    81.3%

    Load

  • January 2026

    7,908 departures · 459,242 passengers

    76.6%

    Load

  • February 2026

    7,069 departures · 425,953 passengers

    79.8%

    Load

  • March 2026

    8,010 departures · 487,358 passengers

    81.0%

    Load

  • April 2026

    8,002 departures · 473,055 passengers

    79.3%

    Load

  • May 2026

    8,720 departures · 535,231 passengers

    81.6%

    Load

  • June 2026

    8,956 departures · 558,818 passengers

    83.4%

    Load

  • July 2026

    9,622 departures · 595,616 passengers

    83.1%

    Load

Source: US DOT Bureau of Transportation Statistics, T-100 Segment. Data through July 2026.