San Diego (SAN) to San Luis Obispo (SBP)
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.
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What actually flies SAN–SBP
Filed traffic dataIn 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
61 departures · 4,636 seats
Share of departures50.0%72.5%
Load
- QX
61 departures · 4,636 seats
Share of departures50.0%80.5%
Load
What plane flies SAN–SBP?
In May 2026, the Embraer E175 flew 100% of SAN–SBP departures.
- Embraer E175
122 departures · 76.5% load
100.0%
How has SAN–SBP traffic changed?
Nonstop SAN–SBP departures rose from 118 in June 2025 to 122 in May 2026.
Monthly nonstop SAN–SBP 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.
SAN → SBP
77.8% full
61 departures · 3,605 passengers
SBP → SAN
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
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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