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Cheap flights from San Antonio to Ontario from C$ 164

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 4/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:22 a.m. - 2:05 p.m.
SAT
-
YYZ
26h 43m
1 stop
Multiple Airlines Logo
6:30 a.m. - 9:30 a.m.
YYZ
-
SAT
28h 00m
1 stop
C$ 337Multiple Airlines
Tue, 14 Apr - Tue, 21 Apr
Multiple Airlines Logo
10:26 a.m. - 2:05 p.m.
SAT
-
YYZ
26h 39m
1 stop
Multiple Airlines Logo
6:30 a.m. - 9:30 a.m.
YYZ
-
SAT
28h 00m
1 stop
C$ 340Multiple Airlines
Wed, 15 Apr - Mon, 20 Apr
Multiple Airlines Logo
10:26 a.m. - 11:20 p.m.
SAT
-
YYZ
11h 54m
1 stop
Multiple Airlines Logo
3:40 p.m. - 9:30 a.m.
YYZ
-
SAT
18h 50m
1 stop
C$ 346Multiple Airlines
Thu, 5 Mar - Mon, 9 Mar
Multiple Airlines Logo
9:39 p.m. - 7:36 p.m.
SAT
-
YYZ
20h 57m
2 stops
Multiple Airlines Logo
3:40 p.m. - 9:30 a.m.
YYZ
-
SAT
18h 50m
1 stop
C$ 358Multiple Airlines
Mon, 2 Mar - Mon, 9 Mar
Multiple Airlines Logo
9:39 p.m. - 7:55 p.m.
SAT
-
YYZ
21h 16m
1 stop
Multiple Airlines Logo
3:40 p.m. - 9:30 a.m.
YYZ
-
SAT
18h 50m
1 stop
C$ 359Multiple Airlines
Mon, 2 Mar - Mon, 9 Mar
United Airlines Logo
12:09 p.m. - 11:54 p.m.
SAT
-
YOW
10h 45m
1 stop
United Airlines Logo
6:00 a.m. - 11:03 a.m.
YOW
-
SAT
6h 03m
1 stop
C$ 560United Airlines
Fri, 10 Jul - Fri, 17 Jul
United Airlines Logo
5:24 p.m. - 10:03 a.m.
SAT
-
YOW
15h 39m
2 stops
United Airlines Logo
6:00 a.m. - 11:03 a.m.
YOW
-
SAT
6h 03m
1 stop
C$ 585United Airlines
Fri, 10 Jul - Fri, 17 Jul
WestJet Logo
5:15 a.m. - 5:40 p.m.
SAT
-
YUL
11h 25m
1 stop
WestJet Logo
6:15 p.m. - 12:14 a.m.
YUL
-
SAT
6h 59m
1 stop
C$ 668WestJet
Tue, 2 Jun - Sun, 14 Jun
WestJet Logo
4:09 p.m. - 11:57 p.m.
SAT
-
YUL
6h 48m
1 stop
WestJet Logo
6:45 p.m. - 12:40 a.m.
YUL
-
SAT
6h 55m
1 stop
C$ 672WestJet
Thu, 28 May - Sun, 31 May
Air Canada Logo
9:00 a.m. - 5:10 p.m.
SAT
-
YOW
7h 10m
1 stop
Air Canada Logo
10:46 a.m. - 11:04 p.m.
YOW
-
SAT
13h 18m
1 stop
C$ 679Air Canada
Thu, 16 Jul - Sat, 25 Jul

American Airlines flights from San Antonio to Region of Ontario

Our best American Airlines deals on San Antonio to Region of Ontario flight tickets
American Airlines
3 Apr
SAT5:53 p.m.San Antonio
18h 52m
1 stop
YUL1:45 p.m.Montreal Pierre Elliott Trudeau Intl
5 Apr
YUL12:59 p.m.Montreal Pierre Elliott Trudeau Intl
12h 00m
2 stops
SAT11:59 p.m.San Antonio
C$ 773
American Airlines
18 May
SAT5:45 p.m.San Antonio
20h 10m
3 stops
YOW2:55 p.m.Ottawa
30 May
YOW8:40 a.m.Ottawa
14h 44m
2 stops
SAT10:24 p.m.San Antonio
C$ 970
American Airlines
11 Feb
SAT6:04 a.m.San Antonio
5h 30m
1 stop
YYZ12:34 p.m.Toronto Pearson Intl
13 Feb
YYZ7:10 p.m.Toronto Pearson Intl
15h 12m
1 stop
SAT9:22 a.m.San Antonio
C$ 1,032

Delta flights from San Antonio to Region of Ontario

Our best Delta deals on San Antonio to Region of Ontario flight tickets
Delta
6 Mar
SAT1:34 p.m.San Antonio
9h 11m
1 stop
YUL11:45 p.m.Montreal Pierre Elliott Trudeau Intl
15 Mar
YUL6:45 p.m.Montreal Pierre Elliott Trudeau Intl
6h 53m
1 stop
SAT12:38 a.m.San Antonio
C$ 907
Delta
6 Mar
SAT1:34 p.m.San Antonio
9h 11m
1 stop
YUL11:45 p.m.Montreal Pierre Elliott Trudeau Intl
15 Mar
YUL6:45 p.m.Montreal Pierre Elliott Trudeau Intl
6h 53m
1 stop
SAT12:38 a.m.San Antonio
C$ 950
Delta
4 Feb
SAT6:30 a.m.San Antonio
12h 56m
2 stops
YYZ8:26 p.m.Toronto Pearson Intl
7 Feb
YYZ7:50 a.m.Toronto Pearson Intl
13h 35m
2 stops
SAT8:25 p.m.San Antonio
C$ 1,461

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 96,600 searches. Data last updated 3 February 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 14/4

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

1 stop26h 43m

Toronto Pearson Intl

Tue 21/4

6:30 a.m.-9:30 a.m.

1 stop28h 00m

C$ 337

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Wed 15/4

10:26 a.m.-2:05 p.m.

1 stop26h 39m

Toronto Pearson Intl

Mon 20/4

6:30 a.m.-9:30 a.m.

1 stop28h 00m

C$ 340

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Thu 5/3

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

1 stop11h 54m

Toronto Pearson Intl

Mon 9/3

3:40 p.m.-9:30 a.m.

1 stop18h 50m

C$ 346

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Mon 2/3

9:39 p.m.-7:36 p.m.

2 stops20h 57m

Toronto Pearson Intl

Mon 9/3

3:40 p.m.-9:30 a.m.

1 stop18h 50m

C$ 358

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Mon 2/3

9:39 p.m.-7:55 p.m.

1 stop21h 16m

Toronto Pearson Intl

Mon 9/3

3:40 p.m.-9:30 a.m.

1 stop18h 50m

C$ 359

San AntonioOttawa

SAT - YOW

SATYOW

San Antonio

Fri 10/7

12:09 p.m.-11:54 p.m.

1 stop10h 45m

Ottawa

Fri 17/7

6:00 a.m.-11:03 a.m.

1 stop6h 03m

C$ 560

San AntonioOttawa

SAT - YOW

SATYOW

San Antonio

Fri 10/7

5:24 p.m.-10:03 a.m.

2 stops15h 39m

Ottawa

Fri 17/7

6:00 a.m.-11:03 a.m.

1 stop6h 03m

C$ 584

San AntonioMontreal

SAT - YUL

SATYUL

San Antonio

Tue 2/6

5:15 a.m.-5:40 p.m.

1 stop11h 25m

Montreal Pierre Elliott Trudeau Intl

Sun 14/6

6:15 p.m.-12:14 a.m.

1 stop6h 59m

C$ 668

San AntonioMontreal

SAT - YUL

SATYUL

San Antonio

Thu 28/5

4:09 p.m.-11:57 p.m.

1 stop6h 48m

Montreal Pierre Elliott Trudeau Intl

Sun 31/5

6:45 p.m.-12:40 a.m.

1 stop6h 55m

C$ 672

San AntonioOttawa

SAT - YOW

SATYOW

San Antonio

Thu 16/7

9:00 a.m.-5:10 p.m.

1 stop7h 10m

Ottawa

Sat 25/7

10:46 a.m.-11:04 p.m.

1 stop13h 18m

C$ 679

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?

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$ 509. If you are unable to visit Region of Ontario during the month of May, then departing from San Antonio during the month March is also very affordable. Most momondo users find prices during this month for around C$ 552.

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$ 727 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$ 519 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 45m

Direct flights

Wed and Sun

Airports in Region of Ontario

123 airports
The fastest flight from San Antonio to Region of Ontario takes 5h 45m
Direct flights go from San Antonio to Region of Ontario on Wednesday 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?

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.

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Find better results for your trip to Ontario

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