ONT to SFO (Ontario to San Francisco) Flights

Last Minute Flights from ONT to SFO

Best airfare and ticket deals for ONT to SFO flights are based on recent deals found by Expedia.com customers within the past 7 days.

OriginDestinationTravel DatesFlights From*
ONTSan FranciscoMay 26 to June 1$48
*Prices include taxes and fees

Cheapest ONT to SFO Flights

Best airfare and ticket deals for ONT to SFO flights are based on recent deals found by Expedia.com customers within the past 7 days.

OriginDestinationTravel DatesFlights From*
ONTSan FranciscoMay 26 to June 1$48
ONTSan FranciscoJune 22 to June 22$134
ONTSan FranciscoAugust 13 to August 21$188
ONTSan FranciscoJuly 16 to July 17$292
*Prices include taxes and fees
ONT to SFO Flight Details
Origin airport
Los Angeles - Ontario Intl.
Origin airport IATA code
ONT
Destination airport
San Francisco Intl.
Destination airport IATA code
SFO
Distance
363 mi

Frequently asked questions

Which airlines with flights from ONT to San Francisco International Airport allow free cancellation due to COVID-19?
Once all available flights are shown for your preferred dates, select the “No change fee” box directly underneath the “Flexible change policies” filter. You’ll see your options from ONT to SFO. You’ll want to go over the policies regarding COVID-19 cancellations before locking in your airfare.
What airlines fly direct from Ontario, CA Airport (ONT-Los Angeles - Ontario Intl.) to San Francisco, CA Airport (SFO-San Francisco Intl.)?
Say no to time-wasting stopovers and go straight from ONT to SFO with United Airlines (UA). This widely known carrier has 143 nonstop services on this route per month. You can also fly on one of the 17 nonstop monthly flights operated by Frontier Airlines (F9). No changeovers? No dramas.
How many flights are there from ONT to SFO?
No less than 5 flights operate per day between Ontario, CA Airport (ONT-Los Angeles - Ontario Intl.) and San Francisco, CA Airport (SFO-San Francisco Intl.). Buckle up because your plane to San Francisco is ready to leave.
How long does it take to fly from Ontario, CA Airport (ONT-Los Angeles - Ontario Intl.) to San Francisco, CA Airport (SFO-San Francisco Intl.)?
With a journey time of approximately 1 hour and 27 minutes, you’ll be touching down at San Francisco, CA Airport (SFO-San Francisco Intl.) from Ontario, CA Airport (ONT-Los Angeles - Ontario Intl.) in the twinkling of an eye. Catch an early flight and spend the whole day exploring San Francisco.
What is the flight distance from Ontario, CA Airport (ONT-Los Angeles - Ontario Intl.) to San Francisco, CA Airport (SFO-San Francisco Intl.)?
With a distance of just 360 miles (590 km), the short-haul journey from Ontario, CA Airport (ONT-Los Angeles - Ontario Intl.) to San Francisco, CA Airport (SFO-San Francisco Intl.) is easy breezy. Spend your time in the air thinking about what you’d like to see once you touch down in San Francisco.
How many morning flights are there from ONT to SFO?
There are 21 morning flights traveling from ONT to SFO a week. United Airlines (UA) operates 19 weekly services departing before midday. For those who wake up early, book the very first flight at 1:05PM.
How many afternoon flights are there from ONT to SFO?
Say nope to the crack-of-dawn race to the airport and select one of the 16 weekly afternoon and evening flights from ONT to SFO. Afternoon and evening services operated by United Airlines (UA) leave from 1:15AM. Overall, this airline offers 14 flights during the week departing after midday.
What is the earliest departure time out of Los Angeles to San Francisco?
The earliest flight flies from ONT at 6:05AM and hits the runway at SFO at 7:32AM. Make sure you give yourself enough time in the morning to easily make it to the airport.
What is the latest departure time out of Los Angeles to San Francisco?
The latest flight departs ONT at 6:35PM and lands at SFO at 8:04PM. You’ll have more than enough time to get ready for this journey.
What is the average price from Los Angeles to San Francisco?
Round-trip journeys from ONT to SFO begin from around $48. Amazing fares don’t last forever, so be prepared to book when the price is right. This price was available on Flights.com within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Ontario to San Francisco Flight Schedule

CarrierFlightDepart ONTArrive SFOSun
5/19		Mon
5/20		Tue
5/21		Wed
5/22		Thu
5/23		Fri
5/24		Sat
5/25		Stops
UA247406:00 am07:28 amCheck FareCheck FareCheck FareCheck Fare
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F9267707:39 am09:07 amCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
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UA463910:42 am00:16 pmCheck FareCheck FareCheck FareCheck Fare
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UA198606:00 am07:25 am
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UA260301:50 pm03:15 pm
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UA568101:50 pm03:19 pm
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Ontario to San Francisco Flights

Whether it’s for an obligation or the sake of your sanity, sometimes you need to get away. Maybe you need flights from Ontario to San Francisco to attend your cousin’s wedding, to pitch a business idea to your boss, or perhaps simply to treat yourself to a mini vacation. Regardless of the reasons behind packing your bags and needing to find the cheapest flights from ONT to SFO, we’ve got you covered here at Flights.com.

We present you with some of the hottest deals on airfare so stop that Google flights search. We want you to spend less on your flight from Ontario to San Francisco, so you can spend more during your getaway. With Flights.com, you’ll find it simple to land airline tickets with itineraries matching your travel schedule. What’s more, we provide you with all the information you need to confidently make reservations on your family, business, or personal trip.