Los Angeles (LAX) to Santa Rosa (STS)

400mi
643 km347 nm

Flight time

≈ 1h 36m

Bearing

323° NW

Los Angeles (LAX) to Santa Rosa (STS) is 400 miles (643 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.

Route map: LAX → STSLAXSTS

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What actually flies LAXSTS

Filed traffic data

In May 2026, SkyWest Airlines operated the most departures, one of 3 carriers flying nonstop LAX–STS; the Embraer E175 was the most common aircraft at 70% of departures; flights ran 61% full.

Departures

124

May 2026

Seats

12,569

both directions

Passengers

7,613

both directions

Load factor

60.6%

RPM ÷ ASM

Who flies LAX–STS?

SkyWest Airlines operated the most nonstop LAX–STS departures in May 2026 (81), one of 3 carriers on the route.

  • OO

    SkyWest Airlines

    81 departures · 6,156 seats

    70.6%

    Load

  • AS

    Alaska Airlines

    37 departures · 5,957 seats

    49.3%

    Load

  • QX

    Horizon Air

    6 departures · 456 seats

    72.4%

    Load

What plane flies LAX–STS?

In May 2026, the Embraer E175 flew 70% of LAX–STS departures — more than any other aircraft type.

How has LAX–STS traffic changed?

Nonstop LAX–STS departures fell from 158 in June 2025 to 124 in May 2026.

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

  • June 2025

    158 departures · 9,348 passengers

    77.8%

    Load

  • July 2025

    183 departures · 10,105 passengers

    72.7%

    Load

  • August 2025

    176 departures · 10,170 passengers

    76.0%

    Load

  • September 2025

    154 departures · 9,238 passengers

    78.9%

    Load

  • October 2025

    155 departures · 9,046 passengers

    76.8%

    Load

  • November 2025

    147 departures · 8,175 passengers

    73.2%

    Load

  • December 2025

    129 departures · 7,095 passengers

    72.4%

    Load

  • January 2026

    100 departures · 5,407 passengers

    71.1%

    Load

  • February 2026

    86 departures · 5,226 passengers

    80.0%

    Load

  • March 2026

    127 departures · 7,120 passengers

    73.8%

    Load

  • April 2026

    144 departures · 7,475 passengers

    68.3%

    Load

  • May 2026

    124 departures · 7,613 passengers

    60.6%

    Load

By direction

Each direction is filed separately — they rarely match.

LAXSTS

61.6% full

62 departures · 3,896 passengers

STSLAX

59.6% full

62 departures · 3,717 passengers

Nonstop LAX–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

LAX

US

Los Angeles International Airport

Coordinates

33.94°N, 118.41°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 Los Angeles (LAX) from Santa Rosa (STS)?

LAX to STS is 400 miles (643 km / 347 nautical miles) measured great-circle — the shortest path over the surface of the Earth.

How long is the flight from LAX to STS?

A nonstop covers the 400-mile great-circle distance in roughly 1h 36m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.

What plane flies LAX–STS?

In May 2026, the Embraer E175 flew the largest share of departures (70.2%), followed by the Boeing 737-800 (29.8%).

What mileage do I earn flying LAX–STS?

Distance-based programs credit off the 400-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.

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