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Cheap flights from San Antonio to Ontario from $106

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Ontario departing on 4/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from San Antonio to Ontario

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:22 am - 2:05 pm
SAT
-
YYZ
26h 43m
1 stop
Multiple Airlines Logo
6:30 am - 9:30 am
YYZ
-
SAT
28h 00m
1 stop
$230Multiple Airlines
Tue, Apr 14 - Tue, Apr 21
Multiple Airlines Logo
10:22 am - 2:05 pm
SAT
-
YYZ
26h 43m
1 stop
Multiple Airlines Logo
6:30 am - 9:30 am
YYZ
-
SAT
28h 00m
1 stop
$238Multiple Airlines
Tue, Apr 14 - Mon, Apr 20
Multiple Airlines Logo
10:26 am - 2:05 pm
SAT
-
YYZ
26h 39m
1 stop
Multiple Airlines Logo
6:30 am - 9:30 am
YYZ
-
SAT
28h 00m
1 stop
$243Multiple Airlines
Wed, Apr 15 - Mon, Apr 20
Multiple Airlines Logo
10:22 am - 2:05 pm
SAT
-
YYZ
26h 43m
1 stop
Multiple Airlines Logo
6:30 am - 9:30 am
YYZ
-
SAT
28h 00m
1 stop
$247Multiple Airlines
Tue, Apr 14 - Tue, Apr 21
Multiple Airlines Logo
10:22 am - 2:05 pm
SAT
-
YYZ
26h 43m
1 stop
Multiple Airlines Logo
8:00 pm - 2:19 pm
YYZ
-
SAT
19h 19m
2 stops
$252Multiple Airlines
Tue, Apr 14 - Mon, Apr 20
Multiple Airlines Logo
10:22 am - 2:05 pm
SAT
-
YYZ
26h 43m
1 stop
Multiple Airlines Logo
7:15 am - 5:59 pm
YYZ
-
SAT
11h 44m
1 stop
$256Multiple Airlines
Tue, Apr 14 - Sat, Apr 18
Multiple Airlines Logo
10:26 am - 2:05 pm
SAT
-
YYZ
26h 39m
1 stop
Multiple Airlines Logo
8:00 pm - 2:19 pm
YYZ
-
SAT
19h 19m
2 stops
$265Multiple Airlines
Wed, Apr 15 - Mon, Apr 20
Multiple Airlines Logo
10:26 am - 2:05 pm
SAT
-
YYZ
26h 39m
1 stop
Multiple Airlines Logo
7:15 am - 10:29 pm
YYZ
-
SAT
16h 14m
1 stop
$269Multiple Airlines
Wed, Apr 15 - Sat, Apr 18
Multiple Airlines Logo
10:26 am - 2:05 pm
SAT
-
YYZ
26h 39m
1 stop
Multiple Airlines Logo
6:30 am - 9:30 am
YYZ
-
SAT
28h 00m
1 stop
$270Multiple Airlines
Wed, Apr 15 - Mon, Apr 20
Multiple Airlines Logo
3:14 pm - 6:43 am
SAT
-
YYZ
38h 29m
2 stops
Multiple Airlines Logo
6:30 am - 9:30 am
YYZ
-
SAT
28h 00m
1 stop
$273Multiple Airlines
Wed, Apr 15 - Tue, Apr 21

WestJet flights from San Antonio to Region of Ontario

Our best WestJet deals on San Antonio to Region of Ontario flight tickets
WestJet
Apr 12
SAT5:10 amSan Antonio
5h 13m
1 stop
YYZ11:23 amToronto Pearson Intl
Apr 15
YYZ6:15 amToronto Pearson Intl
6h 06m
1 stop
SAT11:21 amSan Antonio
$405
WestJet
Apr 23
SAT5:10 amSan Antonio
5h 08m
1 stop
YYZ11:18 amToronto Pearson Intl
Apr 28
YYZ6:10 amToronto Pearson Intl
16h 20m
2 stops
SAT9:30 pmSan Antonio
$424
WestJet
May 28
SAT10:52 amSan Antonio
5h 48m
1 stop
YUL5:40 pmMontreal Pierre Elliott Trudeau Intl
May 31
YUL6:45 pmMontreal Pierre Elliott Trudeau Intl
6h 55m
1 stop
SAT12:40 amSan Antonio
$491

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
Mar 4
SAT7:05 amSan Antonio
7h 11m
1 stop
YUL3:16 pmMontreal Pierre Elliott Trudeau Intl
Mar 8
YUL7:00 amMontreal Pierre Elliott Trudeau Intl
9h 04m
1 stop
SAT3:04 pmSan Antonio
$478
United Airlines
Apr 10
SAT2:14 pmSan Antonio
8h 59m
2 stops
YUL12:13 amMontreal Pierre Elliott Trudeau Intl
Apr 20
YUL2:20 pmMontreal Pierre Elliott Trudeau Intl
7h 20m
1 stop
SAT8:40 pmSan Antonio
$488
United Airlines
Apr 10
SAT2:14 pmSan Antonio
8h 59m
2 stops
YUL12:13 amMontreal Pierre Elliott Trudeau Intl
Apr 20
YUL2:20 pmMontreal Pierre Elliott Trudeau Intl
9h 33m
2 stops
SAT10:53 pmSan Antonio
$493

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to Region of Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 9, 2026.
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

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Tue 4/14

10:22 am-2:05 pm

1 stop26h 43m

Toronto Pearson Intl

Tue 4/21

6:30 am-9:30 am

1 stop28h 00m

$230

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Tue 4/14

10:22 am-2:05 pm

1 stop26h 43m

Toronto Pearson Intl

Mon 4/20

6:30 am-9:30 am

1 stop28h 00m

$238

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Wed 4/15

10:26 am-2:05 pm

1 stop26h 39m

Toronto Pearson Intl

Mon 4/20

6:30 am-9:30 am

1 stop28h 00m

$243

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Tue 4/14

10:22 am-2:05 pm

1 stop26h 43m

Toronto Pearson Intl

Tue 4/21

6:30 am-9:30 am

1 stop28h 00m

$247

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Tue 4/14

10:22 am-2:05 pm

1 stop26h 43m

Toronto Pearson Intl

Mon 4/20

8:00 pm-2:19 pm

2 stops19h 19m

$252

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Tue 4/14

10:22 am-2:05 pm

1 stop26h 43m

Toronto Pearson Intl

Sat 4/18

7:15 am-5:59 pm

1 stop11h 44m

$256

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Wed 4/15

10:26 am-2:05 pm

1 stop26h 39m

Toronto Pearson Intl

Mon 4/20

8:00 pm-2:19 pm

2 stops19h 19m

$265

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Wed 4/15

10:26 am-2:05 pm

1 stop26h 39m

Toronto Pearson Intl

Sat 4/18

7:15 am-10:29 pm

1 stop16h 14m

$269

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Wed 4/15

10:26 am-2:05 pm

1 stop26h 39m

Toronto Pearson Intl

Mon 4/20

6:30 am-9:30 am

1 stop28h 00m

$270

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Wed 4/15

3:14 pm-6:43 am

2 stops38h 29m

Toronto Pearson Intl

Tue 4/21

6:30 am-9:30 am

1 stop28h 00m

$273

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ontario from

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

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

The month of May is, on average, the cheapest month to fly to Region of Ontario from San Antonio, with most prices found around $373. If you aren’t able to travel during the month of May, then book flights to Region of Ontario from San Antonio during March instead. Flights to Region of Ontario in March, while not as cheap as those in May, still average around $405.

What is the cheapest day to depart on your flight to Region of Ontario?

According to our data, Tuesday is the cheapest day to fly to Region of Ontario from San Antonio. The lowest ticket price found for a Tuesday departure recently was $651. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from San Antonio to Region of Ontario on a Saturday will generally be more expensive and average around $877. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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 $540 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 $380 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.

Can stopping save me money on San Antonio to Region of Ontario flights?

You could potentially save up to 50% 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

Best Price Found

$304

Fastest flight time

3h 30m

Direct flights

Wed and Sun

Airports in Region of Ontario

123 airports
The best one-way flight to Region of Ontario from San Antonio in the past 72 hours is $304. The best round-trip flight deal from San Antonio to Region of Ontario found on momondo in the last 72 hours is $851.
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 and Sunday. The only airline offering direct flights is Air Canada.
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 are updated daily.

  • How many operators does momondo search 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 for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to Ontario.

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

    The required travel and health documents for your Ontario 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 Ontario. 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 San Antonio to Region of Ontario?

Best airlines flying from San Antonio to Region of Ontario

Compare and see reviews for airlines that fly from San Antonio to Region of Ontario with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $159Free CancellationRating
7.9
8,178 reviews
Search Delta flights
Air CanadaPriceFrom $170Free CancellationRating
7.1
10,701 reviews
Search Air Canada flights
American AirlinesPriceFrom $306Free CancellationRating
7.2
11,259 reviews
Search American Airlines flights
United AirlinesPriceFrom $320Free CancellationRating
7.4
9,267 reviews
Search United Airlines flights
WestJetPriceFrom $422Free CancellationRating
7.2
3,256 reviews
Search WestJet flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Antonio to Ontario. momondo saves you time and could save you money on your trip.

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?

Once all potential San Antonio to Ontario 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 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.

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