Ontario (ONT) to Sacramento (SMF)
Flight time
≈ 1h 35m
Bearing
326° NW
Ontario (ONT) to Sacramento (SMF) is 390 miles (627 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies ONT–SMF
Filed traffic dataIn June 2026, Southwest Airlines was the only carrier flying nonstop ONT–SMF; the Boeing 737-700 was the most common aircraft at 47% of departures; flights ran 61% full.
Departures
353
June 2026
Seats
55,467
both directions
Passengers
33,658
both directions
Load factor
60.7%
RPM ÷ ASM
Who flies ONT–SMF?
Southwest Airlines was the only carrier to fly nonstop ONT–SMF in June 2026 (353 departures).
- WN
353 departures · 55,467 seats
Share of departures100.0%60.7%
Load
What plane flies ONT–SMF?
In June 2026, the Boeing 737-700 flew 47% of ONT–SMF departures — more than any other aircraft type.
- Boeing 737-700
166 departures · 71.0% load
47.0% - Boeing 737 MAX 8
131 departures · 56.5% load
37.1% - Boeing 737-800
56 departures · 46.7% load
15.9%
How has ONT–SMF traffic changed?
Nonstop ONT–SMF departures fell from 358 in July 2025 to 353 in June 2026.
Monthly nonstop ONT–SMF traffic, trailing 12 months through June 2026. Bars scale to the busiest month; months with no filed service show as zero.
July 2025
358 departures · 31,109 passengers
56.1%
Load
August 2025
353 departures · 32,600 passengers
59.6%
Load
September 2025
357 departures · 35,213 passengers
63.7%
Load
October 2025
362 departures · 37,963 passengers
68.3%
Load
November 2025
354 departures · 31,673 passengers
57.3%
Load
December 2025
359 departures · 33,437 passengers
60.9%
Load
January 2026
312 departures · 26,219 passengers
54.6%
Load
February 2026
307 departures · 28,575 passengers
59.6%
Load
March 2026
368 departures · 36,676 passengers
64.8%
Load
April 2026
367 departures · 34,762 passengers
61.2%
Load
May 2026
372 departures · 34,314 passengers
59.8%
Load
June 2026
353 departures · 33,658 passengers
60.7%
Load
By direction
Each direction is filed separately — they rarely match.
ONT → SMF
59.3% full
177 departures · 16,844 passengers
SMF → ONT
62.2% full
176 departures · 16,814 passengers
Nonstop ONT–SMF 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
Frequently asked
How far is Ontario (ONT) from Sacramento (SMF)?
ONT to SMF is 390 miles (627 km / 339 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from ONT to SMF?
A nonstop covers the 390-mile great-circle distance in roughly 1h 35m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies ONT–SMF?
In June 2026, the Boeing 737-700 flew the largest share of departures (47.0%), followed by the Boeing 737 MAX 8 (37.1%).
What mileage do I earn flying ONT–SMF?
Distance-based programs credit off the 390-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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