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

United Airlines, WestJet, and Delta are the most popular carriers operating 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 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$ 224 Cheap Flights from San Antonio to Ontario in 2026

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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.

10:22 a.m. - 2:05 p.m.

SAT

YYZ

26h 43m

1 stop

6:30 a.m. - 11:51 p.m.

YYZ

SAT

18h 21m

1 stop

C$ 493Multiple Airlines

Tue, 14 Apr - Sun, 19 Apr

10:22 a.m. - 2:05 p.m.

SAT

YYZ

26h 43m

1 stop

6:30 a.m. - 11:51 p.m.

YYZ

SAT

18h 21m

1 stop

C$ 499Multiple Airlines

Tue, 14 Apr - Sun, 19 Apr

10:22 a.m. - 2:05 p.m.

SAT

YYZ

26h 43m

1 stop

9:45 a.m. - 3:53 p.m.

YYZ

SAT

31h 08m

2 stops

C$ 505Multiple Airlines

Tue, 14 Apr - Tue, 21 Apr

1:40 p.m. - 9:35 p.m.

SAT

YOW

6h 55m

1 stop

10:44 a.m. - 4:03 p.m.

YOW

SAT

6h 19m

1 stop

C$ 506United Airlines

Sun, 7 Jun - Fri, 12 Jun

8:30 a.m. - 5:11 p.m.

SAT

YOW

7h 41m

1 stop

2:00 p.m. - 9:18 p.m.

YOW

SAT

8h 18m

1 stop

C$ 508Air Canada

Sat, 6 Jun - Fri, 12 Jun

5:57 p.m. - 10:03 a.m.

SAT

YOW

15h 06m

2 stops

6:05 a.m. - 12:30 p.m.

YOW

SAT

7h 25m

1 stop

C$ 519United Airlines

Mon, 8 Jun - Wed, 17 Jun

4:00 p.m. - 11:13 p.m.

SAT

YUL

6h 13m

1 stop

12:48 p.m. - 10:17 p.m.

YUL

SAT

10h 29m

1 stop

C$ 625Delta

Sat, 6 Jun - Fri, 12 Jun

9:00 a.m. - 4:22 p.m.

SAT

YUL

6h 22m

1 stop

1:10 p.m. - 9:13 p.m.

YUL

SAT

9h 03m

1 stop

C$ 628Air Canada

Tue, 7 Jul - Mon, 13 Jul

6:10 a.m. - 1:52 p.m.

SAT

YUL

6h 42m

1 stop

2:32 p.m. - 11:56 p.m.

YUL

SAT

10h 24m

2 stops

C$ 631American Airlines

Wed, 6 May - Wed, 13 May

2:30 p.m. - 11:42 p.m.

SAT

YUL

8h 12m

1 stop

7:00 a.m. - 5:14 p.m.

YUL

SAT

11h 14m

1 stop

C$ 641Delta

Sun, 14 Jun - Sun, 21 Jun

WestJet flights from San Antonio to Region of Ontario

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

WestJet

26 Jun

SAT5:10 a.m.San Antonio

9h 09m

1 stop

YYZ3:19 p.m.Toronto Pearson Intl

4 Jul

YYZ12:09 p.m.Toronto Pearson Intl

11h 12m

1 stop

SAT10:21 p.m.San Antonio

C$ 556

WestJet

1 Jun

SAT4:15 p.m.San Antonio

5h 44m

1 stop

YYZ10:59 p.m.Toronto Pearson Intl

8 Jun

YYZ7:45 a.m.Toronto Pearson Intl

6h 36m

1 stop

SAT1:21 p.m.San Antonio

C$ 558

WestJet

16 Apr

SAT4:44 p.m.San Antonio

5h 12m

1 stop

YYZ10:56 p.m.Toronto Pearson Intl

21 Apr

YYZ6:11 p.m.Toronto Pearson Intl

5h 57m

1 stop

SAT11:08 p.m.San Antonio

C$ 560

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

7 Jun

SAT6:40 a.m.San Antonio

9h 27m

1 stop

YOW5:07 p.m.Ottawa

11 Jun

YOW6:25 a.m.Ottawa

10h 38m

1 stop

SAT4:03 p.m.San Antonio

C$ 506

United Airlines

8 Jun

SAT5:57 p.m.San Antonio

15h 06m

2 stops

YOW10:03 a.m.Ottawa

17 Jun

YOW6:05 a.m.Ottawa

7h 25m

1 stop

SAT12:30 p.m.San Antonio

C$ 519

United Airlines

6 Jun

SAT5:57 p.m.San Antonio

15h 06m

2 stops

YOW10:03 a.m.Ottawa

15 Jun

YOW7:30 p.m.Ottawa

13h 57m

2 stops

SAT8:27 a.m.San Antonio

C$ 527

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Tue 14/4

10:22 a.m.-2:05 p.m.

1 stop26h 43m

Toronto Pearson Intl

Sun 19/4

6:30 a.m.-11:51 p.m.

1 stop18h 21m

C$ 493

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Tue 14/4

10:22 a.m.-2:05 p.m.

1 stop26h 43m

Toronto Pearson Intl

Sun 19/4

6:30 a.m.-11:51 p.m.

1 stop18h 21m

C$ 499

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Tue 14/4

10:22 a.m.-2:05 p.m.

1 stop26h 43m

Toronto Pearson Intl

Tue 21/4

9:45 a.m.-3:53 p.m.

2 stops31h 08m

C$ 505

Quickest round-trip

San AntonioOttawa

SAT - YOW

SATYOW

San Antonio

Sun 7/6

1:40 p.m.-9:35 p.m.

1 stop6h 55m

Ottawa

Fri 12/6

10:44 a.m.-4:03 p.m.

1 stop6h 19m

C$ 506

San AntonioOttawa

SAT - YOW

SATYOW

San Antonio

Sat 6/6

8:30 a.m.-5:11 p.m.

1 stop7h 41m

Ottawa

Fri 12/6

2:00 p.m.-9:18 p.m.

1 stop8h 18m

C$ 508

San AntonioOttawa

SAT - YOW

SATYOW

San Antonio

Mon 8/6

5:57 p.m.-10:03 a.m.

2 stops15h 06m

Ottawa

Wed 17/6

6:05 a.m.-12:30 p.m.

1 stop7h 25m

C$ 519

San AntonioMontreal

SAT - YUL

SATYUL

San Antonio

Sat 6/6

4:00 p.m.-11:13 p.m.

1 stop6h 13m

Montreal Pierre Elliott Trudeau Intl

Fri 12/6

12:48 p.m.-10:17 p.m.

1 stop10h 29m

C$ 625

San AntonioMontreal

SAT - YUL

SATYUL

San Antonio

Tue 7/7

9:00 a.m.-4:22 p.m.

1 stop6h 22m

Montreal Pierre Elliott Trudeau Intl

Mon 13/7

1:10 p.m.-9:13 p.m.

1 stop9h 03m

C$ 628

San AntonioMontreal

SAT - YUL

SATYUL

San Antonio

Wed 6/5

6:10 a.m.-1:52 p.m.

1 stop6h 42m

Montreal Pierre Elliott Trudeau Intl

Wed 13/5

2:32 p.m.-11:56 p.m.

2 stops10h 24m

C$ 631

San AntonioMontreal

SAT - YUL

SATYUL

San Antonio

Sun 14/6

2:30 p.m.-11:42 p.m.

1 stop8h 12m

Montreal Pierre Elliott Trudeau Intl

Sun 21/6

7:00 a.m.-5:14 p.m.

1 stop11h 14m

C$ 641

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

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

In general, May 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$ 578. If you are unable to visit Region of Ontario during the month of May, then departing from San Antonio during the month June is also very affordable. Most momondo users find prices during this month for around C$ 595.

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 to Region of 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$ 746 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$ 526 on momondo.

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

There is only 1 cabin class available to choose from on San Antonio to Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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	5h 24m
Direct flights	Wed, Fri and Sun
Airports in Region of Ontario	123 airports

The fastest flight from San Antonio to Region of Ontario takes 5h 24m

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

There are 123 airports in Region of Ontario. From San Antonio there are direct flights to Toronto Pearson Intl (YYZ).

Search flight deals

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 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 (90.91% of total bookings). The next most popular plane model is Airbus A320-100/200 (9.09%).

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.