Airlines · Horizon Air · Routes
Where Horizon Air flies
Horizon Air filed 101,916 departures in the twelve months through April 2026, led by Seattle, across 15 of its busiest city pairs.
Departures
101,916
April 2026
Seats flown
7,745,616
Passengers
6,232,870
Load factor
80.5%
passengers ÷ seats
Busiest Horizon Air airports
Where Horizon Air operates the most departures — its hubs and focus cities.
- SEA
21,639 departures · 1,644,564 seats flown
21.2%
Share
- PDX
13,687 departures · 1,040,212 seats flown
13.4%
Share
- BOI
5,456 departures · 414,656 seats flown
5.4%
Share
- LAX
5,384 departures · 409,184 seats flown
5.3%
Share
- SAN
3,866 departures · 293,816 seats flown
3.8%
Share
- GEG
3,535 departures · 268,660 seats flown
3.5%
Share
- ANC
3,328 departures · 252,928 seats flown
3.3%
Share
- SFO
3,259 departures · 247,684 seats flown
3.2%
Share
Busiest Horizon Air routes
The city pairs Horizon Air flies most, ranked by filed departures.
3,761 departures · 241,287 passengers
84.4%
Load
3,135 departures · 204,598 passengers
85.9%
Load
2,739 departures · 164,530 passengers
79.0%
Load
2,425 departures · 141,350 passengers
76.7%
Load
2,236 departures · 137,116 passengers
80.7%
Load
2,193 departures · 145,532 passengers
87.3%
Load
2,109 departures · 136,000 passengers
84.9%
Load
2,069 departures · 127,073 passengers
80.8%
Load
2,064 departures · 123,892 passengers
79.0%
Load
2,064 departures · 120,021 passengers
76.5%
Load
1,944 departures · 95,600 passengers
64.7%
Load
1,907 departures · 131,575 passengers
90.8%
Load
1,897 departures · 121,070 passengers
84.0%
Load
1,780 departures · 114,285 passengers
84.5%
Load
1,625 departures · 100,458 passengers
81.3%
Load
What Horizon Air flies
Aircraft types by share of departures — what actually operated, not fleet count.
101,916 departures · 80.5% load
100.0%
Share
Monthly Horizon Air capacity
Monthly Horizon Air departures, trailing 12 months through April 2026. Bars scale to the busiest month.
May 2025
8,759 departures · 537,094 passengers
80.7%
Load
June 2025
8,905 departures · 560,226 passengers
82.8%
Load
July 2025
9,279 departures · 591,377 passengers
83.9%
Load
August 2025
9,513 departures · 604,024 passengers
83.5%
Load
September 2025
8,671 departures · 530,097 passengers
80.4%
Load
October 2025
8,550 departures · 527,218 passengers
81.1%
Load
November 2025
8,278 departures · 488,222 passengers
77.6%
Load
December 2025
8,972 departures · 549,004 passengers
80.5%
Load
January 2026
7,908 departures · 459,242 passengers
76.4%
Load
February 2026
7,069 departures · 425,953 passengers
79.3%
Load
March 2026
8,010 departures · 487,358 passengers
80.1%
Load
April 2026
8,002 departures · 473,055 passengers
77.8%
Load
Source: US DOT Bureau of Transportation Statistics, T-100 Segment. Data through April 2026.