HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$123+ Cheap flights from Sacramento (SMF) to Ontario

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
SMF — YYZ
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Sacramento to Ontario with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Sacramento to Ontario

Cheapest flights from Sacramento to Ontario
Explore the most affordable flight options available from Sacramento to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This United Airlines deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:00 amSMF - YOW
2 stops15h 54mUnited Airlines
Wed 1/79:45 amYOW - SMF
1 stop14h 05mUnited Airlines
Deal found 12/3$474
This Kiwi.com deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:16 pmSMF - YYZ
2 stops23h 55mMultiple Airlines
Thu 1/17:55 pmYYZ - SMF
1 stop24h 26mMultiple Airlines
Deal found 12/2$503
This Kiwi.com deal was found by Cheapflights users on 12/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1111:20 amSMF - YYZ
2 stops22h 03mMultiple Airlines
Mon 12/159:35 amYYZ - SMF
1 stop12h 11mMultiple Airlines
Deal found 12/4$546
This Kiwi.com deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:16 pmSMF - YYZ
2 stops23h 55mMultiple Airlines
Wed 12/319:35 amYYZ - SMF
1 stop10h 46mMultiple Airlines
Deal found 12/2$579
This Trip.com deal was found by Cheapflights users on 12/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/77:00 amSMF - YYZ
2 stops25h 43mMultiple Airlines
Tue 12/164:45 pmYYZ - SMF
1 stop10h 14mMultiple Airlines
Deal found 12/4$614
This Kiwi.com deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:16 pmSMF - YYZ
1 stop22h 39mMultiple Airlines
Tue 12/3010:15 pmYYZ - SMF
2 stops22h 06mMultiple Airlines
Deal found 12/2$618
This Kiwi.com deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2311:37 amSMF - YYZ
2 stops29h 18mMultiple Airlines
Thu 1/17:55 pmYYZ - SMF
1 stop24h 26mMultiple Airlines
Deal found 12/2$631
This Kiwi.com deal was found by Cheapflights users on 12/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/77:00 amSMF - YYZ
2 stops25h 43mMultiple Airlines
Wed 12/107:55 amYYZ - SMF
1 stop16h 50mMultiple Airlines
Deal found 12/4$640
This Kiwi.com deal was found by Cheapflights users on 12/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/102:50 pmSMF - YYZ
2 stops51h 22mMultiple Airlines
Mon 12/159:35 amYYZ - SMF
1 stop12h 11mMultiple Airlines
Deal found 12/4$651
This Air Canada deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:00 amSMF - YOW
1 stop11h 18mAir Canada
Wed 1/76:20 amYOW - SMF
1 stop8h 35mAir Canada
Deal found 12/2$685
This Kiwi.com deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2311:37 amSMF - YYZ
2 stops29h 18mMultiple Airlines
Wed 12/319:35 amYYZ - SMF
1 stop10h 46mMultiple Airlines
Deal found 12/2$707
This United Airlines deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/107:00 amSMF - YOW
1 stop8h 55mUnited Airlines
Mon 12/152:17 pmYOW - SMF
1 stop10h 26mUnited Airlines
Deal found 12/3$707

Find flight deals from Sacramento to Ontario

Keep the following information in mind while searching for Sacramento to Ontario flight deals. Data was last updated December 4, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$271
(Kiwi.com)

One-way from

$123
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$587
Provider with most accurate pricing for San Francisco-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Toronto (YTO) flights.
Search Deals
From Sacramento Intl to Ontario
Search Deals
One-way flight from Sacramento Intl to Ontario
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($55 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sacramento to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
Use the filters below to find and compare flights from Sacramento to Ontario that are best for you.

Fly from

Sacramento

Fly to

Ontario

Route

Depart

Return

Price

SacramentoToronto

SMF - YYZ

SMFYYZ

Sacramento Intl

Mon 1/26

7:59 pm-3:35 pm

1 stop16h 36m

Toronto Pearson Intl

Wed 1/28

4:45 pm-6:14 pm

1 stop28h 29m

$316

SacramentoToronto

SMF - YYZ

SMFYYZ

Sacramento Intl

Wed 2/11

9:00 am-3:35 pm

1 stop27h 35m

Toronto Pearson Intl

Sun 2/15

4:45 pm-11:56 pm

1 stop10h 11m

$338

SacramentoToronto

SMF - YYZ

SMFYYZ

Sacramento Intl

Wed 2/11

9:00 am-3:35 pm

1 stop27h 35m

Toronto Pearson Intl

Mon 2/16

4:45 pm-4:15 pm

2 stops26h 30m

$343

SacramentoOttawa

SMF - YOW

SMFYOW

Sacramento Intl

Mon 1/12

7:00 am-9:18 pm

1 stop11h 18m

Ottawa

Fri 1/16

9:45 am-8:50 pm

1 stop14h 05m

$363

SacramentoMontreal

SMF - YUL

SMFYUL

Sacramento Intl

Thu 2/26

6:35 am-11:59 pm

2 stops14h 24m

Montreal Pierre Elliott Trudeau Intl

Mon 3/2

6:00 am-5:28 pm

2 stops14h 28m

$403

SacramentoToronto

SMF - YYZ

SMFYYZ

Sacramento Intl

Fri 2/6

9:40 am-11:13 pm

2 stops10h 33m

Toronto Pearson Intl

Sun 2/8

6:00 am-2:22 pm

2 stops11h 22m

$451

SacramentoToronto

SMF - YYZ

SMFYYZ

Sacramento Intl

Sat 5/23

11:55 am-10:57 pm

1 stop8h 02m

Toronto Pearson Intl

Mon 5/25

1:30 pm-6:35 pm

1 stop8h 05m

$467

SacramentoOttawa

SMF - YOW

SMFYOW

Sacramento Intl

Wed 12/31

5:00 am-11:54 pm

2 stops15h 54m

Ottawa

Wed 1/7

9:45 am-8:50 pm

1 stop14h 05m

$474

SacramentoToronto

SMF - YYZ

SMFYYZ

Sacramento Intl

Thu 5/7

6:15 am-6:25 pm

1 stop9h 10m

Toronto Pearson Intl

Mon 5/11

12:15 pm-6:33 pm

2 stops9h 18m

$477

SacramentoMontreal

SMF - YUL

SMFYUL

Sacramento Intl

Thu 2/26

10:45 am-2:00 pm

1 stop24h 15m

Montreal Pierre Elliott Trudeau Intl

Mon 3/2

6:25 pm-6:24 pm

1 stop26h 59m

$626

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 44 results
1
2
3
...
5

Best time to book a flight from Sacramento to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Sacramento with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Sacramento to Ontario

What is the cheapest month to book a flight from Sacramento to Region of Ontario?

Currently, February is the cheapest month in which you can book a flight from Sacramento to Region of Ontario (average of $127). Flying from Sacramento to Region of Ontario in August is currently the most expensive (average of $203). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SMF to ON?

Find hourly flight availability from Sacramento to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.

One of the essential ways to save on airfare from Sacramento to Region of Ontario is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 62% on airfare.

How much does it cost to fly round-trip from Sacramento to Region of Ontario?

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated December 4, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Sacramento to Ontario by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
7.9
Good
8,011 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
9,064 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
11,043 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.1
Good
10,500 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Sacramento to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Sacramento to Ontario?

    For a flight from Sacramento to Ontario, you will be flying from Sacramento Intl. Sacramento Intl (SMF) is just 9.4 mi from the center of the city.

  • How long is the flight from Sacramento to Region of Ontario?

    Departing from Sacramento to Region of Ontario will take you 11h 18m. The distance from Sacramento to Region of Ontario is about 2367 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Sacramento to Region of Ontario one-way?

    $194 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on United Airlines and Delta, with prices starting from $203 and $206, respectively.

  • What are the most popular routes from Sacramento to Region of Ontario?

    When deciding which route to take from Sacramento to Region of Ontario consider Sacramento Intl - Sarnia, Sacramento Intl - Toronto Pearson Intl or Sacramento Intl - Montreal Pierre Elliott Trudeau Intl as they are the most popular.

  • What are the cheapest flights from Sacramento to Region of Ontario?

    The cheapest flight price from Sacramento to Region of Ontario is $296. On average you can expect to pay $1,987. The most popular route, (Sacramento Intl - Sarnia), can usually be booked for $773.

  • Can I find deals for flights from Sacramento to Ontario that include hotel bookings?

    Yes. In addition to deals on Sacramento to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sacramento to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sacramento to Ontario.

  • Can I find deals for business class flights from Sacramento to Ontario?

    Yes. Cheapflights offers flight deals from Sacramento to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Sacramento to Region of Ontario?

    Currently, February is the cheapest month in which you can book a flight from Sacramento to Region of Ontario (average of $127). Flying from Sacramento to Region of Ontario in August is currently the most expensive (average of $203). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Sacramento to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Vancouver Intl flights
San Francisco to Vancouver Intl flights
San Francisco to Pearson Intl flights
Los Angeles to Pearson Intl flights
Ontario to Vancouver Intl flights
Los Angeles to Pierre Elliott Trudeau Intl flights
San Diego to Vancouver Intl flights
Los Angeles to Abbotsford flights
Santa Ana to Vancouver Intl flights
San Francisco to Abbotsford flights
Los Angeles to Calgary flights
Sacramento to Vancouver Intl flights
San Francisco to Calgary flights
San Jose to Vancouver Intl flights
San Francisco to Pierre Elliott Trudeau Intl flights
San Francisco to Toronto Island flights
San Diego to Pearson Intl flights
Oakland to Vancouver Intl flights
Ontario to Pearson Intl flights
Las Vegas to Calgary flights
San Diego to Calgary flights
Los Angeles to Toronto Island flights
Santa Ana to Pearson Intl flights
Burbank to Vancouver Intl flights
Palm Springs to Vancouver Intl flights
San Diego to Abbotsford flights
Las Vegas to Vancouver Intl flights
Reno to Vancouver Intl flights
Las Vegas to Pearson Intl flights
Ontario to Calgary flights
Oakland to Pearson Intl flights
San Jose to Pearson Intl flights
Santa Ana to Calgary flights
Los Angeles to Edmonton flights
Ontario to Pierre Elliott Trudeau Intl flights
Los Angeles to Kelowna flights
Sacramento to Abbotsford flights
San Francisco to Hamilton flights
Los Angeles to Hamilton flights
Palm Springs to Pearson Intl flights
Las Vegas to Edmonton flights
Los Angeles to Québec City flights
San Diego to Pierre Elliott Trudeau Intl flights
Las Vegas to Abbotsford flights
Santa Ana to Pierre Elliott Trudeau Intl flights
San Francisco to Victoria flights
San Francisco to Edmonton flights
San Francisco to Region of Waterloo Intl flights
Los Angeles to Region of Waterloo Intl flights
Fresno to Vancouver Intl flights

Top 4 airlines flying from Sacramento to Ontario

Discover the top 4 airlines that operate flights from Sacramento to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$227Average$615FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$305Average$699FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$372Average$772FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$562Average$708FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.