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Cheap flights from Ontario to San Francisco from $62

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to San Francisco departing on 7/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ontario to San Francisco

Cheap round-trip flights

Southwest Logo
7:50 pm - 9:10 pmONT-SMF
1h 20mnonstop
Southwest Logo
12:15 pm - 1:40 pmSMF-ONT
1h 25mnonstop
$137Southwest
Find Deal
Mon, Aug 4 - Mon, Aug 11
Southwest Logo
12:35 pm - 2:00 pmONT-SMF
1h 25mnonstop
Southwest Logo
7:50 am - 11:05 amSMF-ONT
3h 15m1 stop
$143Southwest
Find Deal
Wed, Aug 20 - Thu, Aug 21
Southwest Logo
12:40 pm - 2:00 pmONT-SMF
1h 20mnonstop
Southwest Logo
6:40 pm - 10:00 pmSMF-ONT
3h 20m1 stop
$147Southwest
Find Deal
Mon, Aug 4 - Mon, Aug 11
Southwest Logo
5:40 am - 12:20 pmONT-SMF
6h 40m2 stops
Southwest Logo
10:35 am - 12:00 pmSMF-ONT
1h 25mnonstop
$152Southwest
Find Deal
Mon, Aug 4 - Mon, Aug 11
Delta Logo
9:50 am - 4:08 pmONT-SMF
6h 18m1 stop
Delta Logo
5:40 am - 12:17 pmSMF-ONT
6h 37m1 stop
$167Delta
Find Deal
Thu, Sep 25 - Sat, Sep 27
Delta Logo
9:50 am - 4:08 pmONT-SMF
6h 18m1 stop
Delta Logo
5:40 am - 12:17 pmSMF-ONT
6h 37m1 stop
$177Delta
Find Deal
Thu, Sep 25 - Sat, Sep 27
Frontier Logo
6:00 am - 5:46 pmONT-SMF
11h 46m1 stop
Frontier Logo
6:41 pm - 4:20 pmSMF-ONT
21h 39m1 stop
$184Frontier
Find Deal
Fri, Jul 25 - Mon, Jul 28
Frontier Logo
6:00 am - 5:46 pmONT-SMF
11h 46m1 stop
Frontier Logo
6:41 pm - 4:20 pmSMF-ONT
21h 39m1 stop
$185Frontier
Find Deal
Fri, Jul 25 - Mon, Jul 28
United Airlines Logo
6:10 am - 9:41 amONT-SMF
3h 31m1 stop
United Airlines Logo
6:10 am - 12:13 pmSMF-ONT
6h 03m1 stop
$217United Airlines
Find Deal
Tue, Aug 12 - Tue, Aug 19
United Airlines Logo
6:10 am - 9:41 amONT-SMF
3h 31m1 stop
United Airlines Logo
6:10 am - 12:14 pmSMF-ONT
6h 04m1 stop
$222United Airlines
Find Deal
Thu, Aug 7 - Sat, Aug 16

Southwest flights from Ontario to Sacramento

Our best Southwest deals on Ontario to Sacramento flight tickets
Southwest
Aug 4
ONT7:50 pmOntario
1h 20m
SMF9:10 pmSacramento Intl
Aug 11
SMF12:15 pmSacramento Intl
1h 25m
ONT1:40 pmOntario
Southwest
Aug 20
ONT12:35 pmOntario
1h 25m
SMF2:00 pmSacramento Intl
Aug 21
SMF7:50 amSacramento Intl
3h 15m
1 stop
ONT11:05 amOntario
Southwest
Aug 4
ONT12:40 pmOntario
1h 20m
SMF2:00 pmSacramento Intl
Aug 11
SMF6:40 pmSacramento Intl
3h 20m
1 stop
ONT10:00 pmOntario

Delta flights from Ontario to Sacramento

Our best Delta deals on Ontario to Sacramento flight tickets
Delta
Sep 25
ONT9:50 amOntario
6h 18m
1 stop
SMF4:08 pmSacramento Intl
Sep 27
SMF5:40 amSacramento Intl
6h 37m
1 stop
ONT12:17 pmOntario
Delta
Sep 25
ONT9:50 amOntario
6h 18m
1 stop
SMF4:08 pmSacramento Intl
Sep 27
SMF5:40 amSacramento Intl
6h 37m
1 stop
ONT12:17 pmOntario
Delta
Aug 15
ONT9:50 amOntario
6h 22m
1 stop
SMF4:12 pmSacramento Intl
Aug 16
SMF5:09 pmSacramento Intl
5h 31m
1 stop
ONT10:40 pmOntario

See travel insights to San Francisco from

How to get the cheapest flight ticket from Ontario to Sacramento

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Sacramento?

The month of August is, on average, the cheapest month to fly to Sacramento from Ontario, with most prices found around $102. If you are unable to visit Sacramento during the month of August, then departing from Ontario during the month October is also very affordable. Most momondo users find prices during this month for around $114.

What is the cheapest day to depart on your flight to Sacramento?

The cheapest day to depart from Ontario to Sacramento is on a Saturday when prices can be found for as low as $144. Flights from Ontario to Sacramento on a Sunday will generally be more expensive and average around $185. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Sacramento?

According to our data, the cheapest time of day to fly to Sacramento is in the morning. momondo users have found flights departing from Ontario to Sacramento in the morning for as low as $151. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the evening because they tend to be around $197. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Ontario to Sacramento Intl flight route?

Fly from Ontario to Sacramento Intl for the best Ontario - Sacramento Intl flight prices

How far in advance should I book a flight to Sacramento?

You are more likely to see cheaper flights to Sacramento from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Sacramento for around $202 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sacramento from Ontario for as low as $137 on momondo.

What cabin class options are available on Ontario to Sacramento Intl flights?

There are 1 cabin classes available to choose from on Ontario to Sacramento Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Ontario to Sacramento flights?

No. A direct flight is the cheapest option for a flight between Ontario to Sacramento.

How have Ontario to Sacramento flight prices changed over time?

As of July 2025, prices for Ontario to Sacramento flights are approximately 78% cheaper when compared to flights at the same time last year.

When to book flights from Ontario to Sacramento

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Sacramento according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Sacramento (ONT to SMF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Sacramento

Best Price Found

$62

Fastest flight time

1h 20m

Direct flights

Every day

Airports in Sacramento

1 airport
The best one-way flight to Sacramento from Ontario in the past 72 hours is $62. The best round-trip flight deal from Ontario to Sacramento found on momondo in the last 72 hours is $137.
The fastest flight from Ontario to Sacramento takes 1h 20m
Direct flights go from Ontario to Sacramento every day.
There is 1 airport near Sacramento: Sacramento Intl (SMF)

  • How far is Ontario to Sacramento Intl by plane?

    The straight-line distance from Ontario to Sacramento Intl is 378.1 mi. 1h 20m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Ontario Airport to Sacramento Intl Airport?

    Prices for flights from Ontario Airport to Sacramento Intl Airport are updated daily.

  • How many operators does momondo search for flights from Ontario Airport to Sacramento Intl Airport?

  • How old do you have to be to fly from Ontario Airport to Sacramento Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Sacramento Intl Airport.

  • What documentation or ID do you need to fly to Sacramento Intl Airport?

    The necessary travel and health documents for your Sacramento Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Ontario to Sacramento?

  • What is the most popular airline from Ontario to Sacramento?


Best airlines flying from Ontario to Sacramento

Compare and see reviews for airlines that fly from Ontario to Sacramento with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $43Free CancellationRating
5.9
3,284 reviews
Search Frontier flights
United AirlinesPriceFrom $186Free CancellationRating
7.4
8,861 reviews
Search United Airlines flights
SouthwestPriceFrom $197Free CancellationRating
8.0
4,270 reviews
Search Southwest flights
  • Southwest Flights From Ontario to Sacramento

    Southwest flight deals from Ontario to Sacramento start from $197 round-trip. Over the 26 Southwest flights for this route in a normal week, average airfare is usually $267 round-trip - but some users have found much cheaper deals with momondo.


Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Chico
Auburn
Oroville
Yuba City
Rocklin
Placerville
Grass Valley
Lincoln
Nevada City
Marysville
El Dorado Hills
Willows
Plymouth

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Sacramento?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Sacramento. momondo saves you time and could save you money on your trip.

Can I find flights from Ontario to Sacramento with flexible booking policies on momondo?

All flight searches from Ontario to Sacramento on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ontario to Sacramento?

Once all potential Ontario to Sacramento flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ontario to Sacramento right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ontario to Sacramento now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Sacramento and let you know when they change.


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1 adult
Tue 7/8
Tue 7/15

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