How long does it take to fly to San Antonio?

On average, it takes 3h 29m 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 6h 36m.

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

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

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 56% 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.

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 November 2025.

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$ 227 Cheap Flights from Ontario to San Antonio in 2025/26

1 adult

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Find the cheapest flights from Ontario to San Antonio

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:15 p.m. - 8:14 a.m.YYZ-SAT

15h 59m1 stop

8:53 p.m. - 7:36 p.m.SAT-YYZ

21h 43m2 stops

C$ 363Multiple Airlines

Find Deal

Wed, 14 Jan - Sun, 18 Jan

8:00 p.m. - 11:00 a.m.YYZ-SAT

16h 00m1 stop

8:16 p.m. - 2:05 p.m.SAT-YYZ

16h 49m1 stop

C$ 367Multiple Airlines

Find Deal

Thu, 8 Jan - Mon, 12 Jan

7:15 a.m. - 11:52 p.m.YYZ-SAT

17h 37m1 stop

9:09 a.m. - 2:20 p.m.SAT-YYZ

28h 11m1 stop

C$ 377Multiple Airlines

Find Deal

Wed, 14 Jan - Sun, 18 Jan

7:10 a.m. - 6:18 p.m.YYZ-SAT

12h 08m1 stop

10:35 a.m. - 11:43 a.m.SAT-YYZ

24h 08m1 stop

C$ 386Multiple Airlines

Find Deal

Sun, 11 Jan - Thu, 15 Jan

5:11 p.m. - 11:13 p.m.YOW-SAT

7h 02m1 stop

7:00 a.m. - 5:12 p.m.SAT-YOW

9h 12m1 stop

C$ 421United Airlines

Find Deal

Wed, 21 Jan - Thu, 22 Jan

7:30 p.m. - 11:11 a.m.YOW-SAT

16h 41m1 stop

7:00 p.m. - 3:23 p.m.SAT-YOW

19h 23m2 stops

C$ 638United Airlines

Find Deal

Tue, 2 Dec - Fri, 5 Dec

6:15 a.m. - 9:26 p.m.YOW-SAT

16h 11m2 stops

7:40 a.m. - 9:18 p.m.SAT-YOW

12h 38m2 stops

C$ 646United Airlines

Find Deal

Thu, 1 Jan - Thu, 8 Jan

4:20 p.m. - 11:11 a.m.YTZ-SAT

19h 51m2 stops

7:20 a.m. - 5:55 p.m.SAT-YTZ

9h 35m2 stops

C$ 666Air Canada

Find Deal

Tue, 9 Dec - Thu, 11 Dec

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

11h 43m2 stops

9:00 a.m. - 9:35 p.m.SAT-YTZ

11h 35m2 stops

C$ 705Air Canada

Find Deal

Wed, 7 Jan - Wed, 14 Jan

6:45 p.m. - 12:24 p.m.YTZ-SAT

18h 39m2 stops

7:00 a.m. - 4:55 p.m.SAT-YTZ

8h 55m2 stops

C$ 833Air Canada

Find Deal

Mon, 5 Jan - Sun, 11 Jan

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

21 Jan

YOW5:11 p.m.Ottawa

7h 02m

1 stop

SAT11:13 p.m.San Antonio

22 Jan

SAT7:00 a.m.San Antonio

9h 12m

1 stop

YOW5:12 p.m.Ottawa

C$ 421

Find similar

United Airlines

11 Dec

YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl

9h 08m

1 stop

SAT3:08 p.m.San Antonio

15 Dec

SAT11:18 a.m.San Antonio

9h 24m

1 stop

YUL9:42 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 593

Find similar

United Airlines

5 Dec

YYZ3:45 p.m.Toronto Pearson Intl

6h 47m

1 stop

SAT9:32 p.m.San Antonio

7 Dec

SAT7:20 a.m.San Antonio

5h 54m

1 stop

YYZ2:14 p.m.Toronto Pearson Intl

C$ 602

Find similar

Delta flights from Region of Ontario to San Antonio

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

Delta

1 Feb

YYZ6:00 a.m.Toronto Pearson Intl

6h 26m

1 stop

SAT11:26 a.m.San Antonio

9 Feb

SAT12:55 p.m.San Antonio

9h 01m

1 stop

YYZ10:56 p.m.Toronto Pearson Intl

C$ 620

Find similar

Delta

15 Apr

YYZ9:45 a.m.Toronto Pearson Intl

6h 12m

1 stop

SAT2:57 p.m.San Antonio

23 Apr

SAT5:30 a.m.San Antonio

5h 46m

1 stop

YYZ12:16 p.m.Toronto Pearson Intl

C$ 621

Find similar

Delta

7 Jan

YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl

11h 15m

1 stop

SAT5:15 p.m.San Antonio

14 Jan

SAT4:29 p.m.San Antonio

6h 21m

1 stop

YUL11:50 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 631

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TorontoSan Antonio

YYZ - SAT

YYZSAT

Toronto Pearson Intl

Wed 14/1

5:15 p.m.-8:14 a.m.

1 stop15h 59m

San Antonio

Sun 18/1

8:53 p.m.-7:36 p.m.

2 stops21h 43m

C$ 363

TorontoSan Antonio

YYZ - SAT

YYZSAT

Toronto Pearson Intl

Thu 8/1

8:00 p.m.-11:00 a.m.

1 stop16h 00m

San Antonio

Mon 12/1

8:16 p.m.-2:05 p.m.

1 stop16h 49m

C$ 367

TorontoSan Antonio

YYZ - SAT

YYZSAT

Toronto Pearson Intl

Wed 14/1

7:15 a.m.-11:52 p.m.

1 stop17h 37m

San Antonio

Sun 18/1

9:09 a.m.-2:20 p.m.

1 stop28h 11m

C$ 377

TorontoSan Antonio

YYZ - SAT

YYZSAT

Toronto Pearson Intl

Sun 11/1

7:10 a.m.-6:18 p.m.

1 stop12h 08m

San Antonio

Thu 15/1

10:35 a.m.-11:43 a.m.

1 stop24h 08m

C$ 386

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Wed 21/1

5:11 p.m.-11:13 p.m.

1 stop7h 02m

San Antonio

Thu 22/1

7:00 a.m.-5:12 p.m.

1 stop9h 12m

C$ 421

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Tue 2/12

7:30 p.m.-11:11 a.m.

1 stop16h 41m

San Antonio

Fri 5/12

7:00 p.m.-3:23 p.m.

2 stops19h 23m

C$ 638

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Thu 1/1

6:15 a.m.-9:26 p.m.

2 stops16h 11m

San Antonio

Thu 8/1

7:40 a.m.-9:18 p.m.

2 stops12h 38m

C$ 646

TorontoSan Antonio

YTZ - SAT

YTZSAT

Toronto Island

Tue 9/12

4:20 p.m.-11:11 a.m.

2 stops19h 51m

San Antonio

Thu 11/12

7:20 a.m.-5:55 p.m.

2 stops9h 35m

C$ 666

TorontoSan Antonio

YTZ - SAT

YTZSAT

Toronto Island

Wed 7/1

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

2 stops11h 43m

San Antonio

Wed 14/1

9:00 a.m.-9:35 p.m.

2 stops11h 35m

C$ 705

TorontoSan Antonio

YTZ - SAT

YTZSAT

Toronto Island

Mon 5/1

6:45 p.m.-12:24 p.m.

2 stops18h 39m

San Antonio

Sun 11/1

7:00 a.m.-4:55 p.m.

2 stops8h 55m

C$ 833

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 January. Flight prices, which tend to average around C$ 475, are often lower during this time because this is during the off-season. If you’re not able to fly to San Antonio in January, then February is your next best option. Flight prices from Region of Ontario to San Antonio during February average around C$ 475.

What is the cheapest day to depart on your flight to San Antonio?

Our data shows that Tuesday is the least expensive day to fly to San Antonio. Tickets to fly out on this day can be as low as C$ 466. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Sunday is C$ 611.

What is the cheapest time of day to depart on your flight to San Antonio?

In the evening is the cheapest time of day to fly from Region of Ontario to San Antonio when you can find flight prices for as low as C$ 446. Flying to San Antonio in the evening is an ideal time because this is during off-peak travel hours. Flights to San Antonio are more costly in the morning, with an average ticket price of C$ 547. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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$ 599 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$ 337 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

Direct flights	None

There are no direct flights from Region of Ontario to San Antonio. There are no popular flight routes from Region of Ontario to San Antonio.

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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 November 2025.
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.

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$ 346	Free Cancellation	Rating 7.1 10,462 reviews	Search Air Canada flights
United Airlines	PriceFrom C$ 375	Free Cancellation	Rating 7.4 9,019 reviews	Search United Airlines flights
Delta	PriceFrom C$ 377	Free Cancellation	Rating 7.9 8,003 reviews	Search Delta flights
American Airlines	PriceFrom C$ 399	Free Cancellation	Rating 7.2 11,044 reviews	Search American Airlines flights
WestJet	PriceFrom C$ 464	Free Cancellation	Rating 7.2 3,163 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.