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$95+ Cheap flights from San Antonio (SAT) 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 1/18. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — YYZ
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Find flight deals from San Antonio to Ontario

Cheapest flights from San Antonio to Ontario
Explore the most affordable flight options available from San Antonio to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/13. 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.
Fri 12/121:55 pmSAT - YYZ
1 stop20h 48mMultiple Airlines
Wed 12/179:35 amYYZ - SAT
2 stops28h 39mMultiple Airlines
Deal found 11/13$308
This Kiwi.com deal was found by Cheapflights users on 11/13. 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 12/111:51 pmSAT - YYZ
1 stop15h 29mMultiple Airlines
Tue 12/169:35 amYYZ - SAT
1 stop32h 30mMultiple Airlines
Deal found 11/13$309
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 12/2310:18 amSAT - YYZ
2 stops32h 37mMultiple Airlines
Tue 12/308:20 pmYYZ - SAT
1 stop22h 56mMultiple Airlines
Deal found 11/11$333
This Kiwi.com deal was found by Cheapflights users on 11/13. 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 12/176:10 pmSAT - YYZ
1 stop24h 45mMultiple Airlines
Thu 12/257:55 pmYYZ - SAT
1 stop10h 40mMultiple Airlines
Deal found 11/13$334
This Kiwi.com deal was found by Cheapflights users on 11/10. 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.
Fri 12/57:55 pmSAT - YYZ
2 stops14h 48mMultiple Airlines
Mon 12/89:35 amYYZ - SAT
1 stop14h 51mMultiple Airlines
Deal found 11/10$335
This Kiwi.com deal was found by Cheapflights users on 11/13. 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 12/37:37 pmSAT - YUL
2 stops20h 18mMultiple Airlines
Sun 12/78:00 amYUL - SAT
1 stop16h 26mMultiple Airlines
Deal found 11/13$340
This Kiwi.com deal was found by Cheapflights users on 11/13. 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.
Sat 12/136:10 pmSAT - YYZ
1 stop11h 10mMultiple Airlines
Sat 12/207:55 pmYYZ - SAT
1 stop10h 40mMultiple Airlines
Deal found 11/13$346
This Kiwi.com deal was found by Cheapflights users on 11/10. 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 12/106:10 pmSAT - YYZ
1 stop25h 22mMultiple Airlines
Fri 12/127:55 pmYYZ - SAT
1 stop22h 10mMultiple Airlines
Deal found 11/10$351
This Kiwi.com deal was found by Cheapflights users on 11/13. 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 12/41:55 pmSAT - YUL
2 stops26h 00mMultiple Airlines
Sun 12/78:00 amYUL - SAT
1 stop16h 26mMultiple Airlines
Deal found 11/13$357
This Mytrip deal was found by Cheapflights users on 11/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/113:10 pmSAT - YUL
3 stops24h 45mMultiple Airlines
Sun 12/145:25 pmYUL - SAT
3 stops21h 50mMultiple Airlines
Deal found 11/11$444

Cheap flight deals from San Antonio to Ontario

Keep the following information in mind while searching for San Antonio to Ontario flight deals. Data was last updated November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$281
(Kiwi.com)

One-way from

$95
(Kiwi.com)

Popular in

September

Cheapest in

May

Average price

$560

Good round-trip deal

$671 or less
Provider with most accurate pricing for San Antonio-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Antonio-Toronto (YTO) flights.
Search Deals
From San Antonio to Ontario
Search Deals
One-way flight from San Antonio to Ontario
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($94 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from San Antonio to Ontario.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio 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 November 13, 2025.
Use the filters below to find and compare flights from San Antonio to Ontario that are best for you.

Fly from

San Antonio

Fly to

Ontario

Route

Depart

Return

Price

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Mon 1/26

1:24 pm-6:47 am

1 stop16h 23m

Toronto Pearson Intl

Tue 2/10

5:15 pm-12:07 am

1 stop7h 52m

$281

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Tue 12/23

10:18 am-7:55 pm

2 stops32h 37m

Toronto Pearson Intl

Tue 12/30

8:20 pm-6:16 pm

1 stop22h 56m

$333

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Fri 12/5

3:10 pm-11:43 am

1 stop19h 33m

Toronto Pearson Intl

Mon 12/8

9:35 am-11:26 pm

1 stop14h 51m

$335

San AntonioMontreal

SAT - YUL

SATYUL

San Antonio

Wed 12/3

7:37 pm-4:55 pm

2 stops20h 18m

Montreal Pierre Elliott Trudeau Intl

Sun 12/7

8:00 am-11:26 pm

1 stop16h 26m

$340

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Wed 12/10

6:10 pm-8:32 pm

1 stop25h 22m

Toronto Pearson Intl

Fri 12/12

7:55 pm-5:05 pm

1 stop22h 10m

$351

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Fri 12/19

5:10 am-6:47 am

1 stop24h 37m

Toronto Pearson Intl

Sun 12/21

8:00 pm-6:16 pm

1 stop23h 16m

$397

San AntonioMontreal

SAT - YUL

SATYUL

San Antonio

Thu 12/4

3:10 pm-4:55 pm

3 stops24h 45m

Montreal Pierre Elliott Trudeau Intl

Sun 12/7

8:00 am-11:26 pm

1 stop16h 26m

$400

San AntonioMontreal

SAT - YUL

SATYUL

San Antonio

Thu 12/11

3:10 pm-4:55 pm

3 stops24h 45m

Montreal Pierre Elliott Trudeau Intl

Sun 12/14

6:45 am-11:26 pm

2 stops17h 41m

$431

San AntonioMontreal

SAT - YUL

SATYUL

San Antonio

Mon 3/16

10:26 am-4:28 pm

1 stop29h 02m

Montreal Pierre Elliott Trudeau Intl

Sat 3/21

4:25 pm-9:30 am

1 stop18h 05m

$439

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Sun 1/18

9:09 am-2:20 pm

1 stop28h 11m

$95

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

Showing 1-10 of 25 results
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Best time to book a flight from San Antonio to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from San Antonio 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 San Antonio to Ontario

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

Currently, September is the cheapest month in which you can book a flight from San Antonio to Region of Ontario (average of $73). Flying from San Antonio to Region of Ontario in November is currently the most expensive (average of $514). 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 SAT to ON?

Find hourly flight availability from San Antonio 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 November 13, 2025.

When flying from San Antonio to Region of Ontario, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 39% versus a flight in the morning.

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 November 13, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from San Antonio to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,007 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,015 reviews
Delta
7.9
Good
8,007 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,050 reviews
Delta
7.9
Good
8,007 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
WestJet
7.2
Good
3,159 reviews
Delta
7.9
Good
8,007 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air Canada
7.1
Good
10,444 reviews
Delta
7.9
Good
8,007 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from San Antonio 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 San Antonio to Ontario?

    San Antonio (SAT), located 7.6 mi from the city center, is the airport you fly out of when you book flights from San Antonio to Ontario.

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

    The cheapest flight price from San Antonio to Region of Ontario is $384. On average you can expect to pay $815. The most popular route, (San Antonio - Toronto Pearson Intl), can usually be booked for $281.

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

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

  • How can I find direct flights from San Antonio to Ontario?

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

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

    Yes. Cheapflights offers flight deals from San Antonio 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 San Antonio to Region of Ontario?

    Currently, September is the cheapest month in which you can book a flight from San Antonio to Region of Ontario (average of $73). Flying from San Antonio to Region of Ontario in November is currently the most expensive (average of $514). 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

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Alternative routes for San Antonio to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from San Antonio to Ontario

Discover the top 5 airlines that operate flights from San Antonio 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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$176Average$424FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$306Average$489FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$328Average$668FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$339Average$673FlexibilityNo cancel feeOn-time67%
WestJetCheapest$370Average$579FlexibilityNo cancel feeOn-time60%

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