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Cheap flights from Sacramento to Ontario from $86

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sacramento to Ontario departing on 5/19. 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 Sacramento to Los Angeles

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Sacramento to Los Angeles.
Frontier Logo
12:01 pm - 11:59 pmSMF-ONT
11h 58m1 stop
Frontier Logo
10:15 pm - 12:28 pmONT-SMF
14h 13m1 stop
$171Frontier
Find Deal
Mon, May 12 - Thu, May 15
Southwest Logo
6:40 am - 8:00 amSMF-ONT
1h 20mnonstop
Southwest Logo
4:10 pm - 5:35 pmONT-SMF
1h 25mnonstop
$175Southwest
Find Deal
Wed, May 21 - Wed, May 28
Frontier Logo
1:18 pm - 5:45 pmSMF-ONT
4h 27m1 stop
Frontier Logo
12:59 am - 11:06 amONT-SMF
10h 07m1 stop
$180Frontier
Find Deal
Thu, May 8 - Sun, May 11
Southwest Logo
3:55 pm - 10:30 pmSMF-ONT
6h 35m1 stop
Southwest Logo
12:55 pm - 2:20 pmONT-SMF
1h 25mnonstop
$185Southwest
Find Deal
Wed, May 21 - Wed, May 28
Delta Logo
5:15 pm - 11:42 pmSMF-ONT
6h 27m1 stop
Delta Logo
1:10 pm - 6:13 pmONT-SMF
5h 03m1 stop
$195Delta
Find Deal
Wed, May 21 - Wed, May 28
Delta Logo
3:37 pm - 11:42 pmSMF-ONT
8h 05m2 stops
Delta Logo
6:00 am - 2:57 pmONT-SMF
8h 57m2 stops
$205Delta
Find Deal
Wed, May 21 - Wed, May 28
United Airlines Logo
6:10 am - 12:13 pmSMF-ONT
6h 03m1 stop
United Airlines Logo
6:30 pm - 11:40 pmONT-SMF
5h 10m1 stop
$259United Airlines
Find Deal
Thu, Oct 16 - Fri, Oct 17
United Airlines Logo
3:55 pm - 8:34 pmSMF-ONT
4h 39m1 stop
United Airlines Logo
6:00 am - 10:29 amONT-SMF
4h 29m1 stop
$266United Airlines
Find Deal
Wed, May 7 - Wed, May 14
Alaska Airlines Logo
7:00 am - 3:32 pmSMF-ONT
8h 32m1 stop
Alaska Airlines Logo
8:59 pm - 12:46 pmONT-SMF
15h 47m1 stop
$282Alaska Airlines
Find Deal
Tue, May 13 - Tue, May 13
Alaska Airlines Logo
8:15 am - 3:32 pmSMF-ONT
7h 17m2 stops
Alaska Airlines Logo
8:59 pm - 8:35 amONT-SMF
11h 36m1 stop
$288Alaska Airlines
Find Deal
Wed, May 14 - Wed, May 14

Delta flights from Sacramento to Ontario

Our best Delta deals on Sacramento to Ontario flight tickets
Delta
May 21
SMF5:15 pmSacramento Intl
6h 27m
1 stop
ONT11:42 pmOntario
May 28
ONT1:10 pmOntario
5h 03m
1 stop
SMF6:13 pmSacramento Intl
Delta
May 21
SMF3:37 pmSacramento Intl
8h 05m
2 stops
ONT11:42 pmOntario
May 28
ONT6:00 amOntario
8h 57m
2 stops
SMF2:57 pmSacramento Intl
Delta
Jun 9
SMF6:59 pmSacramento Intl
4h 47m
1 stop
ONT11:46 pmOntario
Jun 11
ONT6:00 amOntario
5h 27m
1 stop
SMF11:27 amSacramento Intl

Southwest flights from Sacramento to Ontario

Our best Southwest deals on Sacramento to Ontario flight tickets
Southwest
May 21
SMF6:40 amSacramento Intl
1h 20m
ONT8:00 amOntario
May 28
ONT4:10 pmOntario
1h 25m
SMF5:35 pmSacramento Intl
Southwest
May 21
SMF3:55 pmSacramento Intl
6h 35m
1 stop
ONT10:30 pmOntario
May 28
ONT12:55 pmOntario
1h 25m
SMF2:20 pmSacramento Intl
Southwest
Jul 29
SMF8:55 amSacramento Intl
1h 25m
ONT10:20 amOntario
Jul 30
ONT8:30 amOntario
1h 20m
SMF9:50 amSacramento Intl

See travel insights to Los Angeles from

How to get the cheapest flight ticket from Sacramento to Ontario

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 Ontario?

In general, September is the cheapest month to fly from Sacramento to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $88. If you aren’t able to travel during the month of September, then book flights to Ontario from Sacramento during August instead. Flights to Ontario in August, while not as cheap as those in September, still average around $95.

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

The cheapest day to depart on your flight to Ontario is on a Monday when prices can be found for as low as $142. This is often the case because there is less demand to fly during this day of the week. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Sacramento to Ontario for around $211.

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

In the afternoon is the cheapest time of day to fly from Sacramento to Ontario when you can find flight prices for as low as $101. Flying to Ontario in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $282 on average. Flights to Ontario from Sacramento in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Sacramento Intl to Ontario flight route?

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

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

You are more likely to see cheaper flights to Ontario from Sacramento when booking 19 weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around $195 when searching 19 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from Sacramento for as low as $65 on momondo.

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

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

How have Sacramento to Ontario flight prices changed over time?

As of April 2025, prices for Sacramento to Ontario flights are approximately 51% cheaper when compared to flights at the same time last year.

When to book flights from Sacramento to Ontario

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

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

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

Best Price Found

$86

Fastest flight time

1h 20m

Direct flights

Mon, Wed, Thu, Fri, Sat and Sun

Airports in Ontario

1 airport
The best one-way flight to Ontario from Sacramento in the past 72 hours is $86. The best round-trip flight deal from Sacramento to Ontario found on momondo in the last 72 hours is $171.
The fastest flight from Sacramento to Ontario takes 1h 20m
Direct flights go from Sacramento to Ontario on Monday, Wednesday, Thursday, Friday, Saturday and Sunday. The only airline offering direct flights is Southwest.
There is 1 airport near Ontario: Ontario (ONT)

  • How far is Sacramento Intl to Ontario by plane?

    A flight from Sacramento Intl to Ontario will travel around 378.1 mi. Flights usually cover this in 1h 20m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Sacramento Intl Airport to Ontario Airport are refreshed on a daily basis.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Sacramento Intl Airport to Ontario Airport.

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

    The travel and health documents required for your trip to Ontario Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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


Best airlines flying from Sacramento to Ontario

Compare and see reviews for airlines that fly from Sacramento to Ontario with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $38Free CancellationRating
5.9
3,283 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $56Free CancellationRating
6.3
7,940 reviews
Search Spirit Airlines flights
DeltaPriceFrom $90Free CancellationRating
8.0
7,920 reviews
Search Delta flights
SouthwestPriceFrom $195Free CancellationRating
8.0
4,287 reviews
Search Southwest flights
United AirlinesPriceFrom $252Free CancellationRating
7.4
8,685 reviews
Search United Airlines flights
  • Southwest Flights From Sacramento to Ontario

    Across 35 Southwest flights from Sacramento to Ontario this week, the average price was $280, with the best Southwest deals starting from $195 round-trip. 4,287 users have rated Southwest on momondo, with an average score of 8.0/10.


Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Sacramento to Ontario for you.

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

Flights from Sacramento to Ontario with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Sacramento to Ontario.

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

Yes momondo offers price alerts on flights to Ontario from Sacramento. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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