Baltimore (BWI) to San Francisco (SFO)

2,451mi
3,944 km2,130 nm

Flight time

≈ 5h 42m

Bearing

282° W

Baltimore (BWI) to San Francisco (SFO) is 2,451 miles (3,944 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.

Route map: BWI → SFOBWISFO

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What actually flies BWISFO

Filed traffic data

In May 2026, United Airlines operated the most departures, one of 2 carriers flying nonstop BWI–SFO; the Boeing 737 MAX 8 was the most common aircraft at 68% of departures; flights ran 84% full.

Departures

173

May 2026

Seats

29,471

both directions

Passengers

24,611

both directions

Load factor

83.5%

RPM ÷ ASM

Who flies BWI–SFO?

United Airlines operated the most nonstop BWI–SFO departures in May 2026 (111), one of 2 carriers on the route.

What plane flies BWI–SFO?

In May 2026, the Boeing 737 MAX 8 flew 68% of BWI–SFO departures — more than any other aircraft type.

How has BWI–SFO traffic changed?

Nonstop BWI–SFO departures fell from 221 in June 2025 to 173 in May 2026.

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

  • June 2025

    221 departures · 30,737 passengers

    81.8%

    Load

  • July 2025

    226 departures · 31,241 passengers

    82.1%

    Load

  • August 2025

    205 departures · 29,458 passengers

    83.9%

    Load

  • September 2025

    173 departures · 22,976 passengers

    75.3%

    Load

  • October 2025

    211 departures · 27,607 passengers

    76.1%

    Load

  • November 2025

    160 departures · 20,816 passengers

    74.9%

    Load

  • December 2025

    171 departures · 23,474 passengers

    79.2%

    Load

  • January 2026

    164 departures · 21,235 passengers

    77.4%

    Load

  • February 2026

    152 departures · 19,639 passengers

    76.9%

    Load

  • March 2026

    179 departures · 25,650 passengers

    84.6%

    Load

  • April 2026

    173 departures · 24,644 passengers

    84.2%

    Load

  • May 2026

    173 departures · 24,611 passengers

    83.5%

    Load

By direction

Each direction is filed separately — they rarely match.

SFOBWI

83.7% full

87 departures · 12,368 passengers

BWISFO

83.4% full

86 departures · 12,243 passengers

Nonstop BWI–SFO 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

BWI

US

Baltimore/Washington International Thurgood Marshall Airport

Coordinates

39.18°N, 76.67°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 Baltimore (BWI) from San Francisco (SFO)?

BWI to SFO is 2,451 miles (3,944 km / 2,130 nautical miles) measured great-circle — the shortest path over the surface of the Earth.

How long is the flight from BWI to SFO?

A nonstop covers the 2,451-mile great-circle distance in roughly 5h 42m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.

What plane flies BWI–SFO?

In May 2026, the Boeing 737 MAX 8 flew the largest share of departures (67.6%), followed by the Boeing 737-800 (23.7%).

What mileage do I earn flying BWI–SFO?

Distance-based programs credit off the 2,451-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.

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