Which airlines fly to San Antonio?

Air Canada, United Airlines and WestJet are the top three most popular airlines that fly to San Antonio from Region of Ontario according to our data. Air Canada is the first choice among our users, with 54% of people opting to fly with this airline when travelling to San Antonio. Keep in mind that there are 5 different airlines that fly to San Antonio on a routine basis, so you have a few additional options to choose from.

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

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

How long does it take to fly to San Antonio?

On average, it takes 3h 40m to fly from Region of Ontario to San Antonio if you fly out of Toronto (the most popular airport in Region of Ontario) and into Austin (the most popular airport in San Antonio). If you’re flying out of Ottawa and into Austin, then the flight time is around 8h 53m.

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

Prices for flights from Ontario to San Antonio Airport are updated daily.

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

The number of operators available for flights from Ontario to San Antonio Airport is 5 as of January 2026.

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

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 Ontario to San Antonio Airport.

What documentation or ID do you need to fly to San Antonio Airport?

The required travel and health documents for your San Antonio Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Antonio Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

C$ 189 Cheap Flights from Ontario to San Antonio in 2026

1 adult

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Find the cheapest flights from Ontario to San Antonio

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:15 p.m. - 1:12 p.m.

YYZ

SAT

20h 57m1 stop

1:52 p.m. - 12:14 a.m.

SAT

YYZ

9h 22m1 stop

C$ 362Multiple Airlines

Wed, 25 Feb - Mon, 2 Mar

1:30 p.m. - 12:25 p.m.

YYZ

SAT

23h 55m2 stops

10:26 a.m. - 11:20 p.m.

SAT

YYZ

11h 54m1 stop

C$ 365Multiple Airlines

Thu, 5 Feb - Thu, 12 Feb

10:00 a.m. - 8:56 p.m.

YYZ

SAT

11h 56m1 stop

7:00 a.m. - 4:02 p.m.

SAT

YYZ

8h 02m1 stop

C$ 366Air Canada

Fri, 30 Jan - Thu, 5 Feb

8:20 p.m. - 1:12 p.m.

YYZ

SAT

17h 52m1 stop

3:50 p.m. - 6:13 a.m.

SAT

YYZ

13h 23m2 stops

C$ 368Multiple Airlines

Thu, 19 Feb - Mon, 23 Feb

10:00 a.m. - 8:56 p.m.

YYZ

SAT

11h 56m1 stop

4:04 p.m. - 10:37 p.m.

SAT

YYZ

5h 33m1 stop

C$ 372United Airlines

Sun, 1 Feb - Sun, 8 Feb

10:00 a.m. - 8:56 p.m.

YYZ

SAT

11h 56m1 stop

7:25 a.m. - 2:14 p.m.

SAT

YYZ

5h 49m1 stop

C$ 375United Airlines

Sun, 1 Feb - Mon, 9 Feb

6:10 a.m. - 3:21 p.m.

YYZ

SAT

10h 11m1 stop

5:30 a.m. - 4:12 p.m.

SAT

YYZ

9h 42m1 stop

C$ 380Delta

Wed, 21 Jan - Sun, 25 Jan

12:30 p.m. - 11:13 p.m.

YTZ

SAT

11h 43m2 stops

7:25 a.m. - 6:13 p.m.

SAT

YTZ

9h 48m2 stops

C$ 446Air Canada

Tue, 20 Jan - Thu, 22 Jan

3:50 p.m. - 10:43 p.m.

YUL

SAT

7h 53m1 stop

5:20 p.m. - 3:08 p.m.

SAT

YUL

20h 48m1 stop

C$ 538American Airlines

Tue, 3 Feb - Tue, 10 Feb

4:46 p.m. - 10:55 p.m.

YUL

SAT

7h 09m1 stop

5:30 a.m. - 12:12 p.m.

SAT

YUL

5h 42m1 stop

C$ 542Delta

Thu, 22 Jan - Sat, 24 Jan

WestJet flights from Region of Ontario to San Antonio

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

WestJet

10 Feb

YUL7:30 p.m.Montreal Pierre Elliott Trudeau Intl

20h 51m

2 stops

SAT3:21 p.m.San Antonio

15 Feb

SAT7:00 a.m.San Antonio

23h 05m

2 stops

YUL7:05 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 744

WestJet

5 Mar

YUL7:30 p.m.Montreal Pierre Elliott Trudeau Intl

22h 52m

2 stops

SAT5:22 p.m.San Antonio

7 Mar

SAT6:15 a.m.San Antonio

6h 25m

1 stop

YUL1:40 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 822

WestJet

13 Jan

YYZ7:45 a.m.Toronto Pearson Intl

14h 43m

2 stops

SAT9:28 p.m.San Antonio

14 Jan

SAT6:30 a.m.San Antonio

22h 43m

2 stops

YYZ6:13 a.m.Toronto Pearson Intl

C$ 847

United Airlines flights from Region of Ontario to San Antonio

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

United Airlines

1 Feb

YYZ10:00 a.m.Toronto Pearson Intl

11h 56m

1 stop

SAT8:56 p.m.San Antonio

9 Feb

SAT2:06 p.m.San Antonio

7h 31m

1 stop

YYZ10:37 p.m.Toronto Pearson Intl

C$ 372

United Airlines

1 Feb

YYZ10:00 a.m.Toronto Pearson Intl

11h 56m

1 stop

SAT8:56 p.m.San Antonio

9 Feb

SAT7:25 a.m.San Antonio

5h 49m

1 stop

YYZ2:14 p.m.Toronto Pearson Intl

C$ 375

United Airlines

12 Mar

YYZ4:10 p.m.Toronto Pearson Intl

17h 28m

2 stops

SAT8:38 a.m.San Antonio

18 Mar

SAT5:00 a.m.San Antonio

8h 20m

1 stop

YYZ2:20 p.m.Toronto Pearson Intl

C$ 382

Fly from

Fly to

Route

Depart

Return

Price

TorontoSan Antonio

YYZ - SAT

YYZSAT

Toronto Pearson Intl

Wed 25/2

5:15 p.m.-1:12 p.m.

1 stop20h 57m

San Antonio

Mon 2/3

1:52 p.m.-12:14 a.m.

1 stop9h 22m

C$ 362

TorontoSan Antonio

YYZ - SAT

YYZSAT

Toronto Pearson Intl

Thu 5/2

1:30 p.m.-12:25 p.m.

2 stops23h 55m

San Antonio

Thu 12/2

10:26 a.m.-11:20 p.m.

1 stop11h 54m

C$ 365

TorontoSan Antonio

YYZ - SAT

YYZSAT

Toronto Pearson Intl

Fri 30/1

10:00 a.m.-8:56 p.m.

1 stop11h 56m

San Antonio

Thu 5/2

7:00 a.m.-4:02 p.m.

1 stop8h 02m

C$ 366

TorontoSan Antonio

YYZ - SAT

YYZSAT

Toronto Pearson Intl

Thu 19/2

8:20 p.m.-1:12 p.m.

1 stop17h 52m

San Antonio

Mon 23/2

3:50 p.m.-6:13 a.m.

2 stops13h 23m

C$ 368

TorontoSan Antonio

YYZ - SAT

YYZSAT

Toronto Pearson Intl

Sun 1/2

10:00 a.m.-8:56 p.m.

1 stop11h 56m

San Antonio

Sun 8/2

4:04 p.m.-10:37 p.m.

1 stop5h 33m

C$ 372

TorontoSan Antonio

YYZ - SAT

YYZSAT

Toronto Pearson Intl

Sun 1/2

10:00 a.m.-8:56 p.m.

1 stop11h 56m

San Antonio

Mon 9/2

7:25 a.m.-2:14 p.m.

1 stop5h 49m

C$ 375

TorontoSan Antonio

YYZ - SAT

YYZSAT

Toronto Pearson Intl

Wed 21/1

6:10 a.m.-3:21 p.m.

1 stop10h 11m

San Antonio

Sun 25/1

5:30 a.m.-4:12 p.m.

1 stop9h 42m

C$ 380

TorontoSan Antonio

YTZ - SAT

YTZSAT

Toronto Island

Tue 20/1

12:30 p.m.-11:13 p.m.

2 stops11h 43m

San Antonio

Thu 22/1

7:25 a.m.-6:13 p.m.

2 stops9h 48m

C$ 446

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Tue 3/2

3:50 p.m.-10:43 p.m.

1 stop7h 53m

San Antonio

Tue 10/2

5:20 p.m.-3:08 p.m.

1 stop20h 48m

C$ 538

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Thu 22/1

4:46 p.m.-10:55 p.m.

1 stop7h 09m

San Antonio

Sat 24/1

5:30 a.m.-12:12 p.m.

1 stop5h 42m

C$ 542

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 Region of Ontario to San Antonio

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 San Antonio?

The cheapest month to fly to San Antonio from Region of Ontario is in February. Flight prices, which tend to average around C$ 505, are often lower during this time because this is during the off-season. If you’re not able to fly to San Antonio in February, then April is your next best option. Flight prices from Region of Ontario to San Antonio during April average around C$ 554.

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

You are more likely to see cheaper flights to San Antonio from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around C$ 613 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Region of Ontario for as low as C$ 283 on momondo.

Cheap Region of Ontario to San Antonio flight deals and tips

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

Fastest flight time	3h 43m
Direct flights	Sat
Airports in San Antonio	1 airport

The fastest flight from Region of Ontario to San Antonio takes 3h 43m

Direct flights go from Region of Ontario to San Antonio on Saturday. There are no airlines offering direct flights.

There is 1 airport in San Antonio. From Region of Ontario there are direct flights to San Antonio (SAT).

Search flight deals

When did momondo last update prices for flights from Ontario to San Antonio Airport?
Prices for flights from Ontario to San Antonio Airport are updated daily.
How many operators does momondo search for flights from Ontario to San Antonio Airport?
The number of operators available for flights from Ontario to San Antonio Airport is 5 as of January 2026.
How old do you have to be to fly from Ontario to San Antonio Airport?
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 Ontario to San Antonio Airport.
What documentation or ID do you need to fly to San Antonio Airport?
The required travel and health documents for your San Antonio Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Antonio Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Region of Ontario to San Antonio?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Region of Ontario to San Antonio is Airbus A220-300 (100.00% of total bookings).

Best airlines flying from Region of Ontario to San Antonio

Compare and see reviews for airlines that fly from Region of Ontario to San Antonio with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom C$ 366	Free Cancellation	Rating 7.1 10,603 reviews	Search Air Canada flights
United Airlines	PriceFrom C$ 380	Free Cancellation	Rating 7.4 9,139 reviews	Search United Airlines flights
Delta	PriceFrom C$ 398	Free Cancellation	Rating 7.9 8,027 reviews	Search Delta flights
American Airlines	PriceFrom C$ 431	Free Cancellation	Rating 7.2 11,097 reviews	Search American Airlines flights
WestJet	PriceFrom C$ 461	Free Cancellation	Rating 7.2 3,235 reviews	Search WestJet flights

Why use momondo?

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

It is quick and easy to find Ontario to San Antonio flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Antonio that suits you.

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

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

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

Once all potential Ontario to San Antonio flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to San Antonio, momondo offers a useful price alert feature which will track prices for flights to San Antonio from Ontario and alert you when they change.