Horizon Air

Airline facts

IATA code

QX

ICAO code

QXE

Callsign

HORIZON AIR

Country

United States

Alliance

OneWorld

Website

horizonair.com

Horizon Air routes in the US

Horizon Air flew from 61 airports to, from or within the United States between August 2025 and July 2026. Busiest routes:

• SEA to YVRSeattle to Vancouver · 49 a week
• PDX to SEAPortland to Seattle · 40 a week
• LAS to SANLas Vegas to San Diego · 36 a week
• BOI to SEABoise to Seattle · 33 a week
• PSC to SEAPasco to Seattle · 31 a week
• GEG to SEASpokane to Seattle · 28 a week
• BIL to SEABillings to Seattle · 24 a week
• ANC to FAIAnchorage to Fairbanks · 23 a week
• BOI to GEGBoise to Spokane · 21 a week
• PUW to SEAPullman to Seattle · 21 a week
• PDX to RDMPortland to Redmond · 21 a week
• BOI to PDXBoise to Portland · 21 a week
• RDM to SEARedmond to Seattle · 21 a week
• SEA to YYCSeattle to Calgary · 21 a week
• MFR to PDXMedford to Portland · 19 a week
• MFR to SEAMedford to Seattle · 19 a week
• EUG to SEAEugene to Seattle · 19 a week
• OAK to PDXOakland to Portland · 16 a week
• ALW to SEAWalla Walla to Seattle · 14 a week
• PDX to YVRPortland to Vancouver · 14 a week
• SEA to YKMSeattle to Yakima · 14 a week
• PDX to SMFPortland to Sacramento · 14 a week
• RDM to SANRedmond to San Diego · 14 a week
• PDX to SBPPortland to San Luis Obispo · 14 a week
• EAT to SEAWenatchee to Seattle · 14 a week
• SBP to SEASan Luis Obispo to Seattle · 14 a week
• OAK to SANOakland to San Diego · 14 a week
• PDX to SJCPortland to San Jose · 13 a week
• SEA to YYJSeattle to Victoria · 13 a week
• SAN to SBPSan Diego to San Luis Obispo · 13 a week

Horizon Air hubs

• PDXPortlandPortland International Airport
• SEASeattleSeattle-Tacoma International Airport

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