Portland (PDX) to Santa Rosa (STS)

489mi
787 km425 nm

Flight time

≈ 1h 47m

Bearing

181° S

Portland (PDX) to Santa Rosa (STS) is 489 miles (787 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.

Route map: PDX → STSPDXSTS

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What actually flies PDXSTS

Filed traffic data

In May 2026, SkyWest Airlines operated the most departures, one of 2 carriers flying nonstop PDX–STS; the Embraer E175 was the most common aircraft at 100% of departures; flights ran 74% full.

Departures

170

May 2026

Seats

12,920

both directions

Passengers

9,559

both directions

Load factor

74.0%

RPM ÷ ASM

Who flies PDX–STS?

SkyWest Airlines operated the most nonstop PDX–STS departures in May 2026 (141), one of 2 carriers on the route.

  • OO

    SkyWest Airlines

    141 departures · 10,716 seats

    74.6%

    Load

  • QX

    Horizon Air

    29 departures · 2,204 seats

    70.9%

    Load

What plane flies PDX–STS?

In May 2026, the Embraer E175 flew 100% of PDX–STS departures.

How has PDX–STS traffic changed?

Nonstop PDX–STS departures rose from 121 in June 2025 to 170 in May 2026.

Monthly nonstop PDXSTS traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.

  • June 2025

    121 departures · 7,697 passengers

    83.0%

    Load

  • July 2025

    124 departures · 7,903 passengers

    83.9%

    Load

  • August 2025

    124 departures · 7,845 passengers

    83.2%

    Load

  • September 2025

    118 departures · 6,772 passengers

    75.5%

    Load

  • October 2025

    113 departures · 6,797 passengers

    79.1%

    Load

  • November 2025

    117 departures · 6,621 passengers

    74.5%

    Load

  • December 2025

    103 departures · 6,150 passengers

    78.6%

    Load

  • January 2026

    100 departures · 5,562 passengers

    54.4%

    Load

  • February 2026

    102 departures · 5,903 passengers

    66.7%

    Load

  • March 2026

    149 departures · 7,956 passengers

    70.3%

    Load

  • April 2026

    157 departures · 8,754 passengers

    73.4%

    Load

  • May 2026

    170 departures · 9,559 passengers

    74.0%

    Load

By direction

Each direction is filed separately — they rarely match.

STSPDX

77.9% full

86 departures · 5,093 passengers

PDXSTS

70.0% full

84 departures · 4,466 passengers

Nonstop PDX–STS traffic has been filed since 2025.

Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through May 2026; filings from 2025. Public domain (US Government work).

The airports

PDX

US

Portland International Airport

Coordinates

45.59°N, 122.60°W

Hemisphere

N · W

STS

US

Charles M. Schulz Sonoma County Airport

Coordinates

38.51°N, 122.81°W

Hemisphere

N · W

Frequently asked

How far is Portland (PDX) from Santa Rosa (STS)?

PDX to STS is 489 miles (787 km / 425 nautical miles) measured great-circle — the shortest path over the surface of the Earth.

How long is the flight from PDX to STS?

A nonstop covers the 489-mile great-circle distance in roughly 1h 47m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.

What plane flies PDX–STS?

In May 2026, the Embraer E175 flew the largest share of departures (100.0%).

What mileage do I earn flying PDX–STS?

Distance-based programs credit off the 489-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.

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