Horizon Air E175

QX

Regional jet

Fleet as reported in the 2025 annual filing · Registry & ages refreshed Sep 1, 2026

Busiest US routes for Horizon Air E175, by departures: PDX–SEA, SEA–YVR, BOI–SEA, GEG–SEA, FCA–SEA, ANC–FAI, PUW–SEA, MFR–SEA, MFR–PDX, BOI–GEG, PDX–SJC, BIL–SEA, PSC–SEA, LAX–SFO, RDM–SEASEAPDXBOIGEGMFRYVRFCAANCFAI
Horizon Air's busiest E175 routes, by departures — line weight is departures flown, dots are the airports it connects. Great-circle paths from US DOT T-100, trailing 12 months through June 2026.
Passengers flown a year
6.2M
1st-largest Horizon Air sub-fleet
Airframes in the filing
47
Airports served
57
Countries
2
Departures a day
279
Average age
6.4 yr

How Horizon Air flies its E175

Filed traffic data

The count above is the E175 airframes Horizon Air owns (US DOT Form 41). This is how it actually flew them to 57 airports across 2 countries — the capacity and busiest routes filed with US DOT T-100 over the trailing 12 months.

Departures flown

101,928

June 2026

Seats flown

7,746,528

Passengers

6.2M

Load factor

81.5%

RPM ÷ ASM

Block hours

161,970

Horizon Air's busiest E175 routes

Its busiest E175 routes over the trailing 12 months, by departures.

All Horizon Air E175 destinations →

The longest and shortest Horizon Air E175 flights

The two ends of the type's working envelope, from the routes it actually flew — not what the airframe is certified to do.

Longest route flown

1,558 mi

Seattle – Tulsa (SEATUL)

3h 53m block · 208 departures · 83% load

Flown by Horizon Air.

Shortest route flown

98 mi

Seattle – Victoria (SEAYYJ)

51m block · 1,312 departures · 81% load

Flown by Horizon Air. About 51m of block time, most of it connecting traffic feeding the hub.

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

Where Horizon Air flies the E175 from

Horizon Air flies its E175 from 57 US airports in 2 countries. The busiest, by departures:

  • SEA

    Seattle

    21,563 departures · 35 routes

    21.7%

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  • PDX

    Portland

    12,907 departures · 25 routes

    13.0%

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  • BOI

    Boise

    5,164 departures · 12 routes

    5.2%

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  • SAN

    San Diego

    4,816 departures · 16 routes

    4.9%

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  • LAX

    Los Angeles

    4,572 departures · 11 routes

    4.6%

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  • GEG

    Spokane

    3,586 departures · 6 routes

    3.6%

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  • SFO

    San Francisco

    3,062 departures · 11 routes

    3.1%

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  • ANC

    Anchorage

    2,955 departures · 7 routes

    3.0%

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  • MFR

    Medford

    2,797 departures · 4 routes

    2.8%

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  • RDM

    Redmond

    2,489 departures · 5 routes

    2.5%

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Browse all airports →

Where the E175 sits in Horizon Air's fleet

The E175 is 100.0% of Horizon Air's 47 tracked mainline aircraft.

Share of Horizon Air's mainline fleet · each type a slice

How old is the Horizon Air E175 fleet?

Horizon Air E175 — airframes by age (years)

Age is measured from each airframe's delivery date — the FAA airworthiness date where available, otherwise the manufacturer's. Bars share a fixed scale across every fleet page, so two carriers can be compared directly.

Oldest airframeN620QXEmbraer E1759.5 yr · Delivered Mar 14, 2017
Newest airframeN667QXEmbraer E1751.5 yr · Delivered Mar 31, 2025

See all 47 E175 tail numbers in Horizon Air's fleet →

Monthly Horizon Air E175 capacity

9.3K
9.5K
8.7K
8.6K
8.3K
9K
7.9K
7.1K
8K
8K
8.7K
9K
JulAugSepOctNovDecJanFebMarAprMayJun
Monthly Horizon Air E175 departures across US routes, trailing 12 months through June 2026. Peak month in solid ink.

Frequently asked

How many E175 does Horizon Air have?

Horizon Air operates about 47 E175 aircraft — 47 in service and 0 stored in its latest US DOT fleet filing.

Where does Horizon Air fly the E175?

Horizon Air flies its E175 to about 57 US airports across 2 countries, its busiest route being PDX–SEA.

How old are Horizon Air's E175?

Horizon Air's E175 fleet averages about 6.4 yr, ranging from 1.5 yr to 9.5 yr.

What is the longest E175 route Horizon Air flies?

The longest E175 route Horizon Air flew over the trailing 12 months is SEA–TUL, about 1,558 miles.

Inventory: US DOT Form 41 Schedule B-43 (2025). Deliveries: Airbus & Boeing official reports. Registry status: FAA. Last refreshed Sep 1, 2026.