Direct flights from Ontario to San Francisco (ONT → SFO)

Distance 585 km (364 mi)
Est. duration 41m
ONT
Ontario
Ontario International Airport, USA
SFO
San Francisco
San Francisco International, USA
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Live fares · ONT → SFO

Available flights

Frontier AirlinesNon-stop
from$81
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Frequently asked questions

How far is the flight from Ontario to San Francisco? The flight distance from ONT to SFO is approximately 585 km (364 miles).
How long is the flight from ONT to SFO? The estimated flight time from Ontario to San Francisco is approximately 41m.
What airlines fly from ONT to SFO? Airlines operating direct flights from Ontario to San Francisco include: F9, UA.

Cheapest fares Ontario → San Francisco

Ontario ONT
San Francisco SFO
May from $122 June from $27 July — August — September — October —

Related guides for this route

Sibling pages from across Flightmaps — fares, visa rules, country aggregations, and per-airline routes for Ontario → San Francisco.

Cheap flights from Ontario to San Francisco Cheapest month to fly to San Francisco Flights from USA Flights to USA Visa-free with USA passport All airports in USA F9 routes & destinations All routes by this carrier UA routes & destinations All routes by this carrier

Try a nearby airport to Ontario

Flights to San Francisco (SFO) from other airports within 350 km of Ontario. Often unlocks cheaper fares or better times.

SNA → SFO 48 km from ONT Santa Ana → San Francisco USA · 48 destinations LGB → SFO 57 km from ONT Long Beach → San Francisco USA · 18 destinations BUR → SFO 71 km from ONT Burbank → San Francisco USA · 31 destinations LAX → SFO 75 km from ONT Los Angeles → San Francisco USA · 181 destinations VNY → SFO 84 km from ONT Los Angeles → San Francisco USA · 9 destinations

Or try a nearby airport to San Francisco

Flights from Ontario (ONT) to other airports within 350 km of San Francisco.

ONT → OAK 19 km from SFO Ontario → Oakland USA · 34 destinations ONT → SJC 49 km from SFO Ontario → San Jose USA · 39 destinations ONT → STS 106 km from SFO Ontario → Santa Rosa USA · 13 destinations ONT → MRY 124 km from SFO Ontario → Monterey USA · 9 destinations ONT → SMF 139 km from SFO Ontario → Sacramento USA · 50 destinations

Other flights from Ontario (ONT)

Atlanta (ATL) Austin (AUS) Baltimore (BWI) Boise (BOI) Charlotte (CLT) Chicago (MDW) Chicago (ORD) Dallas (DAL) All 31 destinations →

Other flights from San Francisco (SFO)

Adelaide (ADL) Albuquerque (ABQ) Amsterdam (AMS) Anchorage (ANC) Arcata (ACV) Aspen (ASE) Atlanta (ATL) Auckland (AKL) All 147 destinations →