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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 10/6. 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
6:25 am - 7:50 amONT-SMF
1h 25mnonstop
Southwest Logo
8:50 am - 10:15 amSMF-ONT
1h 25mnonstop
$124Southwest
Find Deal
Sa, Aug 23 - Mo, Aug 25
Southwest Logo
5:25 am - 9:00 amONT-SMF
3h 35m1 stop
Southwest Logo
10:35 am - 12:00 pmSMF-ONT
1h 25mnonstop
$129Southwest
Find Deal
Sa, Aug 23 - Mo, Aug 25
Southwest Logo
11:15 am - 7:30 pmONT-SMF
8h 15m2 stops
Southwest Logo
8:50 am - 10:15 amSMF-ONT
1h 25mnonstop
$134Southwest
Find Deal
Sa, Aug 23 - Mo, Aug 25
American Airlines Logo
4:45 pm - 10:35 pmONT-SMF
5h 50m1 stop
American Airlines Logo
1:02 pm - 6:16 pmSMF-ONT
5h 14m1 stop
$159American Airlines
Find Deal
Do, Sep 25 - Sa, Sep 27
Delta Logo
5:05 pm - 11:41 pmONT-SMF
6h 36m1 stop
Delta Logo
5:00 pm - 11:46 pmSMF-ONT
6h 46m1 stop
$177Delta
Find Deal
Mi, Nov 12 - Mo, Nov 17
Delta Logo
1:00 pm - 6:05 pmONT-SMF
5h 05m1 stop
Delta Logo
6:00 am - 12:31 pmSMF-ONT
6h 31m1 stop
$186Delta
Find Deal
Do, Okt 23 - So, Okt 26
Frontier Logo
5:14 pm - 5:46 pmONT-SMF
24h 32m1 stop
Frontier Logo
6:41 pm - 4:18 pmSMF-ONT
21h 37m1 stop
$189Frontier
Find Deal
So, Aug 10 - Mo, Aug 18
Frontier Logo
6:00 am - 4:11 pmONT-SMF
10h 11m1 stop
Frontier Logo
3:44 pm - 11:53 amSMF-ONT
20h 09m1 stop
$191Frontier
Find Deal
Do, Jul 24 - So, Jul 27
United Airlines Logo
6:00 am - 9:25 amONT-SMF
3h 25m1 stop
United Airlines Logo
2:30 pm - 5:37 pmSMF-ONT
3h 07m1 stop
$218United Airlines
Find Deal
Do, Sep 11 - Sa, Sep 13
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
$219United Airlines
Find Deal
Sa, Aug 9 - Di, Aug 12

Southwest flights from Ontario to Sacramento

Our best Southwest deals on Ontario to Sacramento flight tickets
Southwest
Aug 23
ONT6:25 amOntario
1h 25m
SMF7:50 amSacramento Intl
Aug 25
SMF8:50 amSacramento Intl
1h 25m
ONT10:15 amOntario
Southwest
Aug 23
ONT5:25 amOntario
3h 35m
1 stop
SMF9:00 amSacramento Intl
Aug 25
SMF10:35 amSacramento Intl
1h 25m
ONT12:00 pmOntario
Southwest
Aug 23
ONT11:15 amOntario
8h 15m
2 stops
SMF7:30 pmSacramento Intl
Aug 25
SMF8:50 amSacramento Intl
1h 25m
ONT10:15 amOntario

Frontier flights from Ontario to Sacramento

Our best Frontier deals on Ontario to Sacramento flight tickets
Frontier
Jul 13
ONT12:59 amOntario
10h 17m
1 stop
SMF11:16 amSacramento Intl
Jul 17
SMF3:44 pmSacramento Intl
5h 08m
1 stop
ONT8:52 pmOntario
Frontier
Aug 10
ONT5:14 pmOntario
24h 32m
1 stop
SMF5:46 pmSacramento Intl
Aug 18
SMF6:41 pmSacramento Intl
21h 37m
1 stop
ONT4:18 pmOntario
Frontier
Jul 24
ONT6:00 amOntario
10h 11m
1 stop
SMF4:11 pmSacramento Intl
Jul 27
SMF3:44 pmSacramento Intl
20h 09m
1 stop
ONT11:53 amOntario

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 $145. 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 $152. 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 $124.
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 $44Free CancellationRating
5.9
3,273 reviews
Search Frontier flights
United AirlinesPriceFrom $186Free CancellationRating
7.4
8,843 reviews
Search United Airlines flights
SouthwestPriceFrom $197Free CancellationRating
8.0
4,253 reviews
Search Southwest flights
  • Southwest Flights From Ontario to Sacramento

    Southwest flight deals from Ontario to Sacramento start from $197 round-trip. Over the 33 Southwest flights for this route in a normal week, average airfare is usually $269 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
Mo 7/14
Mo 7/21

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