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
US DOT T-100 · filed dataIn April 2026, Southwest Airlines was the only carrier flying nonstop ONT–SMF; the Boeing 737-700 was the most common aircraft at 53% of departures; flights ran 61% full.
Departures
367
April 2026
Seats
56,777
both directions
Passengers
34,762
both directions
Load factor
61.2%
passengers ÷ seats
Who flies ONT–SMF?
Southwest Airlines was the only carrier to fly nonstop ONT–SMF in April 2026 (367 departures).
- WN
Southwest Airlines
367 departures · 56,777 seats
Share of departures100.0%61.2%
Load
What plane flies ONT–SMF?
In April 2026, the Boeing 737-700 flew 53% of ONT–SMF departures — more than any other aircraft type.
- Boeing 737-700
196 departures · 71.2% load
53.4% - Boeing 737 MAX 8
120 departures · 52.2% load
32.7% - Boeing 737-800
51 departures · 52.5% load
13.9%
How has ONT–SMF traffic changed?
Nonstop ONT–SMF departures fell from 369 in May 2025 to 367 in April 2026.
Monthly nonstop ONT–SMF traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
369 departures · 36,707 passengers
63.0%
Load
June 2025
351 departures · 34,612 passengers
63.7%
Load
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
By direction
The DOT files each direction separately — they rarely match.
SMF → ONT
59.7% full
184 departures · 17,194 passengers
ONT → SMF
62.8% full
183 departures · 17,568 passengers
Nonstop ONT–SMF traffic has been filed with the US DOT since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through April 2026; filings from 2025. Public domain (US Government work). The DOT publishes roughly three months in arrears.
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 April 2026, the Boeing 737-700 flew the largest share of departures (53.4%), followed by the Boeing 737 MAX 8 (32.7%).
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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