Find flights
Deals
When to book
FAQs

Cheap flights from San Antonio to Ontario from C$ 171

SAT — YYZ
22 Oct — 29 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from San Antonio to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from San Antonio to Ontario

Sat 17/108:50 a.m. -
Nonstop3h 30m
Wed 21/107:30 p.m. -
Nonstop3h 43m
Deal found 19/9C$ 416
Sat 24/106:00 a.m. -
1 stop6h 47m
Sat 24/104:18 p.m. -
1 stop8h 40m
Deal found 21/9C$ 418
Sat 3/106:35 a.m. -
1 stop10h 21m
Mon 5/107:30 p.m. -
Nonstop3h 43m
Deal found 19/9C$ 429
Thu 5/116:34 a.m. -
1 stop9h 13m
Thu 12/113:45 p.m. -
1 stop8h 06m
Deal found 21/9C$ 430
Fri 23/107:50 a.m. -
1 stop8h 28m
Tue 27/106:00 a.m. -
1 stop7h 18m
Deal found 22/9C$ 451
Tue 8/1211:47 a.m. -
2 stops11h 05m
Sun 13/125:55 p.m. -
1 stop6h 02m
Deal found 22/9C$ 458
Mon 23/116:34 a.m. -
1 stop11h 11m
Thu 26/118:35 a.m. -
2 stops8h 03m
Deal found 22/9C$ 465
Sat 21/1111:45 a.m. -
1 stop10h 12m
Thu 26/116:00 a.m. -
1 stop9h 20m
Deal found 21/9C$ 468
Thu 5/115:30 a.m. -
2 stops10h 17m
Thu 12/118:35 a.m. -
2 stops8h 03m
Deal found 21/9C$ 472
Fri 16/105:30 a.m. -
1 stop5h 49m
Tue 20/106:33 p.m. -
1 stop7h 00m
Deal found 21/9C$ 479
Sun 13/125:00 a.m. -
1 stop7h 06m
Fri 25/123:25 p.m. -
2 stops9h 33m
Deal found 21/9C$ 482
Mon 16/1112:24 p.m. -
1 stop6h 03m
Thu 19/116:00 a.m. -
1 stop10h 13m
Deal found 21/9C$ 994

Find flight deals from San Antonio to Ontario

Round-trip from

C$ 416

One-way from

C$ 171

Popular in

December

Cheapest in

September

Average price

C$ 542
Air Canada
  • Air Canada
  • 17/10-21/10
  • Nonstop
  • 7h 13m total
  • San Antonio to Ontario
Search Deals
Air Canada
  • Air Canada
  • 13/10-31/12
  • Nonstop
  • 3h 30m total
  • San Antonio to Ontario
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (C$ 198 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from San Antonio to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioToronto

SAT San Antonio - YYZ Toronto Pearson Intl

SATYYZ

San Antonio

Tue 13/10

5:30 p.m.-11:59 p.m.

1 stop5h 29m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 185

San AntonioToronto

SAT San Antonio - YYZ Toronto Pearson Intl

SATYYZ

San Antonio

Sat 10/10

6:50 a.m.-5:18 p.m.

1 stop9h 28m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 185

San AntonioToronto

SAT San Antonio - YYZ Toronto Pearson Intl

SATYYZ

San Antonio

Wed 7/10

6:00 a.m.-1:47 p.m.

1 stop6h 47m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 185
Quickest round-trip

San AntonioToronto

SAT San Antonio - YYZ Toronto Pearson Intl

SATYYZ

San Antonio

Sat 12/12

5:25 a.m.-11:28 a.m.

1 stop5h 03m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 185

San AntonioToronto

SAT San Antonio - YYZ Toronto Pearson Intl

SATYYZ

San Antonio

Fri 6/11

12:45 p.m.-9:24 p.m.

1 stop7h 39m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 185

San AntonioToronto

SAT San Antonio - YYZ Toronto Pearson Intl

SATYYZ

San Antonio

Tue 13/10

6:50 a.m.-5:18 p.m.

1 stop9h 28m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 185

San AntonioToronto

SAT San Antonio - YYZ Toronto Pearson Intl

SATYYZ

San Antonio

Tue 6/10

11:47 a.m.-10:23 p.m.

2 stops9h 36m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 192

San AntonioToronto

SAT San Antonio - YYZ Toronto Pearson Intl

SATYYZ

San Antonio

Sat 12/12

9:41 a.m.-9:15 p.m.

2 stops10h 34m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 192

San AntonioToronto

SAT San Antonio - YYZ Toronto Pearson Intl

SATYYZ

San Antonio

Thu 24/12

1:00 p.m.-11:58 p.m.

1 stop9h 58m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 202

San AntonioToronto

SAT San Antonio - YYZ Toronto Pearson Intl

SATYYZ

San Antonio

Sat 3/10

4:17 p.m.-9:19 a.m.

2 stops16h 02m

Toronto Pearson Intl

Mon 5/10

7:30 p.m.-10:13 p.m.

Nonstop3h 43m

C$ 437

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/9

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

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

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, July is the cheapest month in which you can book a flight from San Antonio to Region of Ontario (average of C$ 479). Flying from San Antonio to Region of Ontario in January is currently the most expensive (average of C$ 903). 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?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Antonio to Region of Ontario as you normally would.

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

Airfare is below average for this route at the moment.
San Antonio to Region of Ontario flights typically cost between C$ 620 and C$ 778 in October.
The cheapest round-trip price found within the last 5 days was C$ 416 on Air Canada (17 Oct-21 Oct).

Related info for your journey

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

    Most people fly from San Antonio (SAT) if they book a flight from San Antonio to Ontario. San Antonio is conveniently located just 12.2 km from San Antonio’s city centre.

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

    United Airlines can get you from San Antonio to Region of Ontario in just under 16h 25m. Your travel time can differ by up to . Airlines will cover a distance of 2292 km.

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

    The most popular route from San Antonio to Region of Ontario is San Antonio - Toronto Pearson Intl. You may also consider San Antonio - Montreal Pierre Elliott Trudeau Intl or San Antonio - Ottawa.

  • 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, July is the cheapest month in which you can book a flight from San Antonio to Region of Ontario (average of C$ 479). Flying from San Antonio to Region of Ontario in January is currently the most expensive (average of C$ 903). 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

Alternative routes for San Antonio to Ontario

Dallas/Fort Worth to Pearson Intl flights
Dallas/Fort Worth to Vancouver Intl flights
Hobby to Pearson Intl flights
George Bush Intcntl to Pearson Intl flights
Hobby to Vancouver Intl flights
Hobby to Calgary flights
Dallas/Fort Worth to Pierre Elliott Trudeau Intl flights
George Bush Intcntl to Vancouver Intl flights
George Bush Intcntl to Calgary flights
Dallas/Fort Worth to Calgary flights
Austin to Vancouver Intl flights
Hobby to Pierre Elliott Trudeau Intl flights
Austin to Pearson Intl flights
George Bush Intcntl to Pierre Elliott Trudeau Intl flights
Dallas/Fort Worth to Toronto Island flights
Dallas/Fort Worth to Québec City flights
Love Field to Pearson Intl flights
Hobby to Edmonton flights
Dallas/Fort Worth to Halifax flights
George Bush Intcntl to Edmonton flights
San Antonio to Pearson Intl flights
Austin to Pierre Elliott Trudeau Intl flights
Austin to Calgary flights
Dallas/Fort Worth to Kelowna flights
George Bush Intcntl to Hamilton flights
Hobby to Québec City flights
Love Field to Pierre Elliott Trudeau Intl flights
San Antonio to Pierre Elliott Trudeau Intl flights
Dallas/Fort Worth to Hamilton flights
Dallas/Fort Worth to Abbotsford flights
Austin to Québec City flights
Dallas/Fort Worth to Edmonton flights
Dallas/Fort Worth to Ottawa flights
San Antonio to Vancouver Intl flights
El Paso to Vancouver Intl flights
Austin to Winnipeg flights
George Bush Intcntl to Ottawa flights
San Antonio to Calgary flights
Dallas/Fort Worth to Winnipeg flights
McAllen to Pierre Elliott Trudeau Intl flights
El Paso to Pearson Intl flights
Hobby to Ottawa flights
Austin to Ottawa flights
Austin to Edmonton flights
Austin to Abbotsford flights

Fly with Cheapflights

How does Cheapflights help users find flights from San Antonio to Ontario?

Cheapflights helps you search for flights from San Antonio to Ontario via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from San Antonio to Ontario?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from San Antonio to Ontario.

Can Cheapflights find flights from San Antonio to Ontario with no change fees?

Need flexible booking options for your flight to Ontario from San Antonio? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from San Antonio to Ontario become cheaper?

Not ready to book yet? You can track prices for flights from San Antonio to Ontario on Cheapflights with our Price Alert feature and get notified when better prices are available.

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.