What is the cheapest airline that flies from San Antonio to Ontario?

Delta, United Airlines, and Air Canada are the most popular carriers operating from San Antonio to Ontario

How many flights depart from San Antonio to Region of Ontario on average per week?

6 flights are operational weekly from San Antonio to Region of Ontario as of August 2026. The most popular departure day for this route is Tue, with 33% of flights per week taking off on this day.

When did momondo last update prices for flights from San Antonio Airport to Ontario?

Prices for flights from San Antonio Airport to Ontario refresh daily.

How many operators does momondo search for flights from San Antonio Airport to Ontario?

As of August 2026, there is 1 operator available to choose from for flights from San Antonio Airport to Ontario.

How old do you have to be to fly from San Antonio Airport to Ontario?

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 San Antonio Airport to Ontario.

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

The travel and health documents required for your trip to Ontario 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. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 137 Cheap Flights from San Antonio to Ontario in 2026

Find the cheapest flights from San Antonio to Ontario

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:38 a.m. - 4:47 p.m.SAT San Antonio-YYZ Toronto Pearson Intl

9h 09m1 stop Washington, D.C. Reagan-National

6:21 p.m. - 11:59 p.m.YYZ Toronto Pearson Intl-SAT San Antonio

6h 38m1 stop Dallas/Fort Worth

C$ 330American Airlines

Sat, 17 Oct - Wed, 21 Oct

8:50 a.m. - 1:20 p.m.SAT San Antonio-YYZ Toronto Pearson Intl

3h 30mdirect

6:30 p.m. - 9:13 p.m.YYZ Toronto Pearson Intl-SAT San Antonio

3h 43mdirect

C$ 368Air Canada

Tue, 22 Sep - Fri, 25 Sep

8:50 a.m. - 1:20 p.m.SAT San Antonio-YYZ Toronto Pearson Intl

3h 30mdirect

6:30 p.m. - 9:13 p.m.YYZ Toronto Pearson Intl-SAT San Antonio

3h 43mdirect

C$ 368Air Canada

Thu, 10 Sep - Wed, 16 Sep

9:00 a.m. - 1:30 p.m.SAT San Antonio-YYZ Toronto Pearson Intl

3h 30mdirect

6:30 p.m. - 9:13 p.m.YYZ Toronto Pearson Intl-SAT San Antonio

3h 43mdirect

C$ 368Air Canada

Thu, 8 Oct - Mon, 12 Oct

8:50 a.m. - 1:20 p.m.SAT San Antonio-YYZ Toronto Pearson Intl

3h 30mdirect

6:30 p.m. - 9:13 p.m.YYZ Toronto Pearson Intl-SAT San Antonio

3h 43mdirect

C$ 368Air Canada

Thu, 27 Aug - Mon, 31 Aug

9:00 a.m. - 1:30 p.m.SAT San Antonio-YYZ Toronto Pearson Intl

3h 30mdirect

6:30 p.m. - 9:13 p.m.YYZ Toronto Pearson Intl-SAT San Antonio

3h 43mdirect

C$ 368Air Canada

Sat, 17 Oct - Wed, 21 Oct

8:50 a.m. - 1:20 p.m.SAT San Antonio-YYZ Toronto Pearson Intl

3h 30mdirect

6:30 p.m. - 9:13 p.m.YYZ Toronto Pearson Intl-SAT San Antonio

3h 43mdirect

C$ 373Air Canada

Thu, 10 Sep - Wed, 16 Sep

6:00 a.m. - 1:59 p.m.SAT San Antonio-YYZ Toronto Pearson Intl

6h 59m1 stop Dallas/Fort Worth

3:45 p.m. - 9:39 p.m.YYZ Toronto Pearson Intl-SAT San Antonio

6h 54m1 stop Charlotte Douglas

C$ 383American Airlines

Sat, 26 Sep - Sat, 3 Oct

7:35 a.m. - 2:24 p.m.SAT San Antonio-YYZ Toronto Pearson Intl

5h 49m1 stop Houston George Bush Intcntl

5:45 p.m. - 10:51 p.m.YYZ Toronto Pearson Intl-SAT San Antonio

6h 06m1 stop Chicago O'Hare Intl

C$ 418United Airlines

Sat, 12 Sep - Sat, 12 Sep

6:30 a.m. - 1:42 p.m.SAT San Antonio-YYZ Toronto Pearson Intl

6h 12m1 stop Chicago O'Hare Intl

3:53 p.m. - 10:44 p.m.YYZ Toronto Pearson Intl-SAT San Antonio

7h 51m1 stop Houston George Bush Intcntl

C$ 431United Airlines

Tue, 15 Sep - Tue, 15 Sep

Cheap last-minute flights

Enter your travel dates to find the best prices.

9:32 p.m. - 8:55 p.m.SAT San Antonio-YYZ Toronto Pearson Intl

22h 23m1 stop Guadalajara Miguel Hidal

6:30 a.m. - 8:45 a.m.YYZ Toronto Pearson Intl-SAT San Antonio

27h 15m2 stops Fort Lauderdale Raleigh-Durham

C$ 825Multiple Airlines

Wed, 19 Aug - Sat, 12 Sep

8:56 p.m. - 7:05 a.m.SAT San Antonio-YYZ Toronto Pearson Intl

9h 09m1 stop Mexico City Benito Juarez

6:30 a.m. - 8:45 a.m.YYZ Toronto Pearson Intl-SAT San Antonio

27h 15m2 stops Fort Lauderdale Raleigh-Durham

C$ 867Multiple Airlines

Thu, 20 Aug - Sat, 12 Sep

8:56 p.m. - 7:05 a.m.SAT San Antonio-YYZ Toronto Pearson Intl

9h 09m1 stop Mexico City Benito Juarez

8:35 p.m. - 1:48 p.m.YYZ Toronto Pearson Intl-SAT San Antonio

18h 13m1 stop Las Vegas Harry Reid Intl

C$ 921Multiple Airlines

Thu, 20 Aug - Fri, 18 Sep

5:15 a.m. - 11:56 a.m.SAT San Antonio-YUL Montreal Pierre Elliott Trudeau Intl

5h 41m1 stop Detroit Metropolitan Wayne County

5:10 p.m. - 10:34 p.m.YUL Montreal Pierre Elliott Trudeau Intl-SAT San Antonio

6h 24m1 stop Detroit Metropolitan Wayne County

C$ 942WestJet

Sat, 22 Aug - Fri, 28 Aug

8:56 p.m. - 7:05 a.m.SAT San Antonio-YYZ Toronto Pearson Intl

9h 09m1 stop Mexico City Benito Juarez

7:35 a.m. - 10:44 p.m.YYZ Toronto Pearson Intl-SAT San Antonio

16h 09m2 stops Halifax Intl Detroit Metropolitan Wayne County

C$ 960Multiple Airlines

Thu, 20 Aug - Wed, 16 Sep

9:32 p.m. - 8:55 p.m.SAT San Antonio-YYZ Toronto Pearson Intl

22h 23m1 stop Guadalajara Miguel Hidal

4:05 p.m. - 10:44 p.m.YYZ Toronto Pearson Intl-SAT San Antonio

7h 39m1 stop Detroit Metropolitan Wayne County

C$ 961Multiple Airlines

Wed, 19 Aug - Sat, 12 Sep

9:32 p.m. - 8:55 p.m.SAT San Antonio-YYZ Toronto Pearson Intl

22h 23m1 stop Guadalajara Miguel Hidal

6:34 p.m. - 12:08 a.m.YYZ Toronto Pearson Intl-SAT San Antonio

6h 34m1 stop Atlanta Hartsfield-Jackson

C$ 965Multiple Airlines

Wed, 19 Aug - Wed, 16 Sep

9:32 p.m. - 8:55 p.m.SAT San Antonio-YYZ Toronto Pearson Intl

22h 23m1 stop Guadalajara Miguel Hidal

6:30 a.m. - 10:50 a.m.YYZ Toronto Pearson Intl-SAT San Antonio

29h 20m2 stops Fort Lauderdale Memphis

C$ 967Multiple Airlines

Fri, 21 Aug - Thu, 27 Aug

9:32 p.m. - 8:55 p.m.SAT San Antonio-YYZ Toronto Pearson Intl

22h 23m1 stop Guadalajara Miguel Hidal

6:10 p.m. - 10:44 p.m.YYZ Toronto Pearson Intl-SAT San Antonio

5h 34m1 stop Detroit Metropolitan Wayne County

C$ 970Multiple Airlines

Wed, 19 Aug - Tue, 15 Sep

8:56 p.m. - 7:05 a.m.SAT San Antonio-YYZ Toronto Pearson Intl

9h 09m1 stop Mexico City Benito Juarez

7:00 a.m. - 7:25 p.m.YYZ Toronto Pearson Intl-SAT San Antonio

13h 25m2 stops Las Vegas Harry Reid Intl Denver Intl

C$ 972Multiple Airlines

Thu, 20 Aug - Thu, 17 Sep

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

United Airlines flights from San Antonio to Region of Ontario

Our best United Airlines deals on San Antonio to Region of Ontario flight tickets

United Airlines

12 Sep

SAT7:35 a.m.San Antonio

5h 49m

1 stop

YYZ2:24 p.m.Toronto Pearson Intl

12 Sep

YYZ5:45 p.m.Toronto Pearson Intl

6h 06m

1 stop

SAT10:51 p.m.San Antonio

C$ 418

United Airlines

15 Sep

SAT6:30 a.m.San Antonio

6h 12m

1 stop

YYZ1:42 p.m.Toronto Pearson Intl

15 Sep

YYZ3:53 p.m.Toronto Pearson Intl

7h 51m

1 stop

SAT10:44 p.m.San Antonio

C$ 431

United Airlines

23 Oct

SAT2:00 p.m.San Antonio

5h 44m

1 stop

YYZ8:44 p.m.Toronto Pearson Intl

27 Oct

YYZ10:53 a.m.Toronto Pearson Intl

13h 00m

1 stop

SAT10:53 p.m.San Antonio

C$ 465

Delta flights from San Antonio to Region of Ontario

Our best Delta deals on San Antonio to Region of Ontario flight tickets

Delta

10 Sep

SAT4:21 p.m.San Antonio

6h 38m

1 stop

YYZ11:59 p.m.Toronto Pearson Intl

16 Sep

YYZ6:00 a.m.Toronto Pearson Intl

5h 39m

1 stop

SAT10:39 a.m.San Antonio

C$ 449

Delta

30 Aug

SAT5:20 a.m.San Antonio

6h 03m

1 stop

YYZ12:23 p.m.Toronto Pearson Intl

2 Sep

YYZ1:38 p.m.Toronto Pearson Intl

6h 08m

1 stop

SAT6:46 p.m.San Antonio

C$ 465

Delta

7 Sep

SAT5:20 a.m.San Antonio

6h 03m

1 stop

YYZ12:23 p.m.Toronto Pearson Intl

23 Sep

YYZ11:38 a.m.Toronto Pearson Intl

8h 25m

1 stop

SAT7:03 p.m.San Antonio

C$ 509

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioToronto

SAT San Antonio - YYZ Toronto Pearson Intl

SATYYZ

San Antonio

Sat 17/10

6:38 a.m.-4:47 p.m.

1 stop9h 09m

Toronto Pearson Intl

Wed 21/10

6:21 p.m.-11:59 p.m.

1 stop6h 38m

C$ 330

Quickest round-trip

San AntonioToronto

SAT San Antonio - YYZ Toronto Pearson Intl

SATYYZ

San Antonio

Tue 22/9

8:50 a.m.-1:20 p.m.

Nonstop3h 30m

Toronto Pearson Intl

Fri 25/9

6:30 p.m.-9:13 p.m.

Nonstop3h 43m

C$ 368

San AntonioToronto

SAT San Antonio - YYZ Toronto Pearson Intl

SATYYZ

San Antonio

Thu 10/9

8:50 a.m.-1:20 p.m.

Nonstop3h 30m

Toronto Pearson Intl

Wed 16/9

6:30 p.m.-9:13 p.m.

Nonstop3h 43m

C$ 368

San AntonioToronto

SAT San Antonio - YYZ Toronto Pearson Intl

SATYYZ

San Antonio

Thu 8/10

9:00 a.m.-1:30 p.m.

Nonstop3h 30m

Toronto Pearson Intl

Mon 12/10

6:30 p.m.-9:13 p.m.

Nonstop3h 43m

C$ 368

San AntonioToronto

SAT San Antonio - YYZ Toronto Pearson Intl

SATYYZ

San Antonio

Thu 27/8

8:50 a.m.-1:20 p.m.

Nonstop3h 30m

Toronto Pearson Intl

Mon 31/8

6:30 p.m.-9:13 p.m.

Nonstop3h 43m

C$ 368

San AntonioToronto

SAT San Antonio - YYZ Toronto Pearson Intl

SATYYZ

San Antonio

Sat 17/10

9:00 a.m.-1:30 p.m.

Nonstop3h 30m

Toronto Pearson Intl

Wed 21/10

6:30 p.m.-9:13 p.m.

Nonstop3h 43m

C$ 368

San AntonioToronto

SAT San Antonio - YYZ Toronto Pearson Intl

SATYYZ

San Antonio

Thu 10/9

8:50 a.m.-1:20 p.m.

Nonstop3h 30m

Toronto Pearson Intl

Wed 16/9

6:30 p.m.-9:13 p.m.

Nonstop3h 43m

C$ 373

San AntonioToronto

SAT San Antonio - YYZ Toronto Pearson Intl

SATYYZ

San Antonio

Sat 26/9

6:00 a.m.-1:59 p.m.

1 stop6h 59m

Toronto Pearson Intl

Sat 3/10

3:45 p.m.-9:39 p.m.

1 stop6h 54m

C$ 383

San AntonioToronto

SAT San Antonio - YYZ Toronto Pearson Intl

SATYYZ

San Antonio

Sat 12/9

7:35 a.m.-2:24 p.m.

1 stop5h 49m

Toronto Pearson Intl

Sat 12/9

5:45 p.m.-10:51 p.m.

1 stop6h 06m

C$ 418

San AntonioToronto

SAT San Antonio - YYZ Toronto Pearson Intl

SATYYZ

San Antonio

Tue 15/9

6:30 a.m.-1:42 p.m.

1 stop6h 12m

Toronto Pearson Intl

Tue 15/9

3:53 p.m.-10:44 p.m.

1 stop7h 51m

C$ 431

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from San Antonio to Region of 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

Prices

Airlines

Other information

What is the cheapest month to fly to Region of Ontario?

In general, July is the cheapest month to fly from San Antonio to Region of Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 474. If you are unable to visit Region of Ontario during the month of July, then departing from San Antonio during the month June is also very affordable. Most momondo users find prices during this month for around C$ 594.

What is the cheapest San Antonio to Ontario flight route?

Fly from San Antonio to Toronto Pearson Intl for the best San Antonio - Ontario flight prices

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

You are more likely to see cheaper flights to Region of Ontario from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around C$ 739 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Region of Ontario from San Antonio for as low as C$ 168 on momondo.

What cabin class options are available on San Antonio to Region of Ontario flights?

There is only 1 cabin class available to choose from on San Antonio to Region of Ontario 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 San Antonio to Region of Ontario flights?

You could potentially save up to 84% on your flight if you consider stops on a San Antonio to Region of Ontario flight.

Cheap San Antonio to Region of Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Region of Ontario

Fastest flight time	3h 30m
Direct flights	Wed, Fri and Sun
Airports in Region of Ontario	125 airports

The fastest flight from San Antonio to Region of Ontario takes 3h 30m

Direct flights go from San Antonio to Region of Ontario on Wednesday, Friday and Sunday. There are no airlines offering direct flights.

There are 125 airports in Region of Ontario. From San Antonio there are direct flights to Toronto Pearson Intl (YYZ).

Search flight deals

Frequently asked questions about flying from San Antonio to Ontario

When did momondo last update prices for flights from San Antonio Airport to Ontario?
Prices for flights from San Antonio Airport to Ontario refresh daily.
How many operators does momondo search for flights from San Antonio Airport to Ontario?
As of August 2026, there is 1 operator available to choose from for flights from San Antonio Airport to Ontario.
How old do you have to be to fly from San Antonio Airport to Ontario?
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 San Antonio Airport to Ontario.
What documentation or ID do you need to fly to Ontario?
The travel and health documents required for your trip to Ontario 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. 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 San Antonio to Region of Ontario?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from San Antonio to Region of Ontario is Airbus A220-300 (80.65% of total bookings). The next most popular plane models are Embraer 195 E2 (8.06%), Airbus A320-100/200 (6.45%), and Airbus A321-100/200 (3.23%).

Why use momondo?

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

Finding the right flight to Ontario from San Antonio is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Ontario from San Antonio which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from San Antonio to Ontario?

momondo provides multiple filters to help you find the best flight to Ontario from San Antonio. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for San Antonio to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.