Boise (BOI) to San Francisco (SFO)

522mi
840 km454 nm

Flight time

≈ 1h 51m

Bearing

220° SW

Boise (BOI) to San Francisco (SFO) is 522 miles (840 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.

Route map: BOI → SFOBOISFO

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What actually flies BOISFO

Filed traffic data

In June 2026, SkyWest Airlines operated the most departures, one of 3 carriers flying nonstop BOI–SFO; the Embraer E175 was the most common aircraft at 63% of departures; flights ran 80% full.

Departures

282

June 2026

Seats

25,568

both directions

Passengers

20,470

both directions

Load factor

80.1%

RPM ÷ ASM

Who flies BOI–SFO?

SkyWest Airlines operated the most nonstop BOI–SFO departures in June 2026 (204), one of 3 carriers on the route.

  • OO

    SkyWest Airlines

    204 departures · 14,736 seats

    83.3%

    Load

  • UA

    United Airlines

    60 departures · 9,464 seats

    76.2%

    Load

  • QX

    Horizon Air

    18 departures · 1,368 seats

    71.4%

    Load

What plane flies BOI–SFO?

In June 2026, the Embraer E175 flew 63% of BOI–SFO departures — more than any other aircraft type.

How has BOI–SFO traffic changed?

Nonstop BOI–SFO departures fell from 292 in July 2025 to 282 in June 2026.

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

  • July 2025

    292 departures · 20,666 passengers

    76.8%

    Load

  • August 2025

    287 departures · 19,690 passengers

    77.6%

    Load

  • September 2025

    287 departures · 18,878 passengers

    77.1%

    Load

  • October 2025

    310 departures · 20,835 passengers

    76.9%

    Load

  • November 2025

    291 departures · 19,938 passengers

    67.3%

    Load

  • December 2025

    301 departures · 17,858 passengers

    80.2%

    Load

  • January 2026

    301 departures · 16,145 passengers

    73.9%

    Load

  • February 2026

    266 departures · 14,292 passengers

    74.5%

    Load

  • March 2026

    356 departures · 20,158 passengers

    78.3%

    Load

  • April 2026

    329 departures · 18,098 passengers

    76.3%

    Load

  • May 2026

    331 departures · 21,453 passengers

    82.5%

    Load

  • June 2026

    282 departures · 20,470 passengers

    80.1%

    Load

By direction

Each direction is filed separately — they rarely match.

SFOBOI

84.8% full

142 departures · 11,159 passengers

BOISFO

75.1% full

140 departures · 9,311 passengers

Nonstop BOI–SFO traffic has been filed since 2025.

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

The airports

BOI

US

Boise Air Terminal/Gowen Field

Coordinates

43.56°N, 116.22°W

Hemisphere

N · W

SFO

US

San Francisco International Airport

Coordinates

37.62°N, 122.37°W

Hemisphere

N · W

Frequently asked

How far is Boise (BOI) from San Francisco (SFO)?

BOI to SFO is 522 miles (840 km / 454 nautical miles) measured great-circle — the shortest path over the surface of the Earth.

How long is the flight from BOI to SFO?

A nonstop covers the 522-mile great-circle distance in roughly 1h 51m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.

What plane flies BOI–SFO?

In June 2026, the Embraer E175 flew the largest share of departures (63.1%), followed by the Bombardier CRJ-700 (15.6%).

What mileage do I earn flying BOI–SFO?

Distance-based programs credit off the 522-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.

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