San Diego (SAN) to San Luis Obispo (SBP)

263mi
423 km228 nm

Flight time

≈ 1h 20m

Bearing

312° NW

San Diego (SAN) to San Luis Obispo (SBP) is 263 miles (423 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.

Route map: SAN → SBPSANSBP

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What actually flies SANSBP

Filed traffic data

In May 2026, SkyWest Airlines operated the most departures, one of 2 carriers flying nonstop SAN–SBP; the Embraer E175 was the most common aircraft at 100% of departures; flights ran 76% full.

Departures

122

May 2026

Seats

9,272

both directions

Passengers

7,092

both directions

Load factor

76.5%

RPM ÷ ASM

Who flies SAN–SBP?

SkyWest Airlines operated the most nonstop SAN–SBP departures in May 2026 (61), one of 2 carriers on the route.

  • OO

    SkyWest Airlines

    61 departures · 4,636 seats

    72.5%

    Load

  • QX

    Horizon Air

    61 departures · 4,636 seats

    80.5%

    Load

What plane flies SAN–SBP?

In May 2026, the Embraer E175 flew 100% of SAN–SBP departures.

How has SAN–SBP traffic changed?

Nonstop SAN–SBP departures rose from 118 in June 2025 to 122 in May 2026.

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

  • June 2025

    118 departures · 6,992 passengers

    78.0%

    Load

  • July 2025

    117 departures · 6,627 passengers

    74.5%

    Load

  • August 2025

    123 departures · 6,818 passengers

    71.7%

    Load

  • September 2025

    107 departures · 5,757 passengers

    70.8%

    Load

  • October 2025

    117 departures · 6,657 passengers

    74.9%

    Load

  • November 2025

    107 departures · 5,813 passengers

    71.5%

    Load

  • December 2025

    116 departures · 5,829 passengers

    66.1%

    Load

  • January 2026

    116 departures · 5,903 passengers

    67.0%

    Load

  • February 2026

    110 departures · 6,322 passengers

    75.6%

    Load

  • March 2026

    118 departures · 6,843 passengers

    76.3%

    Load

  • April 2026

    120 departures · 6,858 passengers

    75.2%

    Load

  • May 2026

    122 departures · 7,092 passengers

    76.5%

    Load

By direction

Each direction is filed separately — they rarely match.

SANSBP

77.8% full

61 departures · 3,605 passengers

SBPSAN

75.2% full

61 departures · 3,487 passengers

Nonstop SAN–SBP 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

SAN

US

San Diego International Airport

Coordinates

32.73°N, 117.19°W

Hemisphere

N · W

SBP

US

San Luis County Regional Airport

Coordinates

35.24°N, 120.64°W

Hemisphere

N · W

Frequently asked

How far is San Diego (SAN) from San Luis Obispo (SBP)?

SAN to SBP is 263 miles (423 km / 228 nautical miles) measured great-circle — the shortest path over the surface of the Earth.

How long is the flight from SAN to SBP?

A nonstop covers the 263-mile great-circle distance in roughly 1h 20m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.

What plane flies SAN–SBP?

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

What mileage do I earn flying SAN–SBP?

Distance-based programs credit off the 263-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.

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