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Cheap flights from Ontario to San Antonio from C$ 210

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/3. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SAT
26 Feb — 5 Mar1
1 adult

Cheap flight deals from Ontario to San Antonio

Keep the following information in mind while searching for Ontario to San Antonio flight deals. Data was last updated 21 February 2025.

Round-trip from

C$ 335

One-way from

C$ 210

Popular in

April

Cheapest in

September

Average price

C$ 514
1/4-8/4
  • 1/4-8/4
  • 2 total stops
  • 46h 05m total
  • Ontario to San Antonio
Search Deals
18/3
  • 18/3
  • 1 total stop
  • 26h 05m total
  • Ontario to San Antonio
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 107 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

Find flight deals from Ontario to San Antonio

Cheapest flights from Ontario to San Antonio
Explore the most affordable flight options available from Ontario to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Tue 18/37:00 a.m.YYZ - SAT
1 stop13h 11mMultiple Airlines
Wed 26/310:58 a.m.SAT - YYZ
1 stop11h 57mMultiple Airlines
Deal found 19/2C$ 402
Wed 30/412:25 p.m.YYZ - SAT
1 stop9h 09mAir Canada
Tue 6/57:15 a.m.SAT - YYZ
1 stop6h 04mAir Canada
Deal found 20/2C$ 403
Mon 10/33:55 p.m.YUL - SAT
1 stop19h 21mMultiple Airlines
Tue 18/311:11 a.m.SAT - YUL
2 stops28h 34mMultiple Airlines
Deal found 20/2C$ 425
Thu 20/36:10 a.m.YYZ - SAT
1 stop10h 37mUnited Airlines
Tue 25/39:01 a.m.SAT - YYZ
1 stop6h 26mUnited Airlines
Deal found 20/2C$ 435
Thu 13/310:20 a.m.YTZ - SAT
2 stops11h 14mAir Canada
Wed 19/35:30 a.m.SAT - YTZ
2 stops11h 20mAir Canada
Deal found 20/2C$ 447
Sun 23/35:00 p.m.YYZ - SAT
1 stop8h 28mDelta
Thu 27/35:30 a.m.SAT - YYZ
1 stop5h 25mDelta
Deal found 19/2C$ 450
Mon 10/37:30 a.m.YUL - SAT
2 stops14h 16mAmerican Airlines
Tue 18/36:38 a.m.SAT - YUL
2 stops9h 21mAmerican Airlines
Deal found 20/2C$ 453
Fri 14/35:25 p.m.YYZ - SAT
1 stop6h 18mAmerican Airlines
Tue 18/35:54 a.m.SAT - YYZ
1 stop5h 40mAmerican Airlines
Deal found 20/2C$ 459
Wed 26/26:35 p.m.YUL - SAT
1 stop14h 55mAir Canada
Wed 5/37:44 a.m.SAT - YUL
1 stop9h 06mAir Canada
Deal found 19/2C$ 477
Fri 21/35:00 p.m.YYZ - SAT
1 stop8h 28mWestJet
Tue 25/36:30 a.m.SAT - YYZ
2 stops16h 03mWestJet
Deal found 19/2C$ 486
Fri 9/56:00 a.m.YUL - SAT
1 stop6h 14mDelta
Sun 11/55:20 a.m.SAT - YUL
1 stop9h 42mDelta
Deal found 20/2C$ 497
Thu 17/46:10 a.m.YUL - SAT
1 stop12h 03mWestJet
Mon 21/44:27 p.m.SAT - YUL
1 stop18h 06mWestJet
Deal found 20/2C$ 501

Find flights from Ontario to San Antonio within your budget

Customize your flight search to find flights from Ontario to San Antonio 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, Cheapflights users made 629,999 searches. Data last updated 21 February 2025.

Fly from

Ontario

Fly to

San Antonio

Route

Depart

Return

Price

TorontoSan Antonio

YYZ - SAT

YYZSAT

Toronto Pearson Intl

Tue 18/3

7:00 a.m.-7:11 p.m.

1 stop13h 11m

San Antonio

Wed 26/3

10:58 a.m.-11:55 p.m.

1 stop11h 57m

C$ 402

TorontoSan Antonio

YYZ - SAT

YYZSAT

Toronto Pearson Intl

Wed 30/4

12:25 p.m.-8:34 p.m.

1 stop9h 09m

San Antonio

Tue 6/5

7:15 a.m.-2:19 p.m.

1 stop6h 04m

C$ 403

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Mon 10/3

3:55 p.m.-10:16 a.m.

1 stop19h 21m

San Antonio

Tue 18/3

11:11 a.m.-4:45 p.m.

2 stops28h 34m

C$ 425

TorontoSan Antonio

YYZ - SAT

YYZSAT

Toronto Pearson Intl

Thu 20/3

6:10 a.m.-3:47 p.m.

1 stop10h 37m

San Antonio

Tue 25/3

9:01 a.m.-4:27 p.m.

1 stop6h 26m

C$ 435

TorontoSan Antonio

YTZ - SAT

YTZSAT

Toronto Island

Thu 13/3

10:20 a.m.-8:34 p.m.

2 stops11h 14m

San Antonio

Wed 19/3

5:30 a.m.-5:50 p.m.

2 stops11h 20m

C$ 447

TorontoSan Antonio

YYZ - SAT

YYZSAT

Toronto Pearson Intl

Sun 23/3

5:00 p.m.-12:28 a.m.

1 stop8h 28m

San Antonio

Thu 27/3

5:30 a.m.-11:55 a.m.

1 stop5h 25m

C$ 450

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Mon 10/3

7:30 a.m.-8:46 p.m.

2 stops14h 16m

San Antonio

Tue 18/3

6:38 a.m.-4:59 p.m.

2 stops9h 21m

C$ 453

TorontoSan Antonio

YYZ - SAT

YYZSAT

Toronto Pearson Intl

Fri 14/3

5:25 p.m.-10:43 p.m.

1 stop6h 18m

San Antonio

Tue 18/3

5:54 a.m.-12:34 p.m.

1 stop5h 40m

C$ 459

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Sat 15/3

6:05 a.m.-9:44 p.m.

1 stop16h 39m

San Antonio

Tue 18/3

1:45 p.m.-11:59 p.m.

1 stop9h 14m

C$ 477

TorontoSan Antonio

YYZ - SAT

YYZSAT

Toronto Pearson Intl

Fri 21/3

5:00 p.m.-12:28 a.m.

1 stop8h 28m

San Antonio

Mon 24/3

2:30 p.m.-11:33 p.m.

2 stops32h 03m

C$ 486

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/2

Showing 1-10 of 26 results
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Best time to book a flight from Ontario to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Ontario to San Antonio

Get recent, data-driven insights about flights from Ontario to San Antonio including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Region of Ontario to San Antonio?

Currently, July is the cheapest month in which you can book a flight from Region of Ontario to San Antonio (average of C$ 325). Flying from Region of Ontario to San Antonio in March is currently the most expensive (average of C$ 444). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ON to SAT?

Find hourly flight availability from Ontario to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 February 2025.

When flying from Region of Ontario to San Antonio, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in San Antonio by month

Plan your trip to San Antonio by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Antonio ranges from 41.0 - 95.0 mm per month. May is typically the wettest month, when rainfall can reach 95.0 mm. December is typically the driest time to visit San Antonio when rainfall is around 41.0 mm.

Temperature in San Antonio by month

Plan your trip to San Antonio by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Antonio, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Antonio. Reviews last updated 21 February 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta and United Airlines from Ontario to San Antonio by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,697 reviews
Check prices

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,697 reviews
Alaska Airlines
8.0
Very good
9,697 reviews
Check prices

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,219 reviews
Alaska Airlines
8.0
Very good
9,697 reviews
Check prices

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,765 reviews
Alaska Airlines
8.0
Very good
9,697 reviews
Check prices

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,697 reviews
Check prices

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

WestJet
7.2
Good
2,801 reviews
Alaska Airlines
8.0
Very good
9,697 reviews
Check prices

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Ontario to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Antonio from Ontario?

    Most people fly into San Antonio (SAT) if they book a flight to San Antonio from Ontario. San Antonio is conveniently located just 12.2 km from San Antonio’s city centre.

  • What are the cheapest airlines to fly from Region of Ontario to San Antonio one-way?

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at C$ 222. United Airlines flights start at C$ 257 while deals on WestJet start at C$ 294 one-way.

  • What are the most popular routes from Region of Ontario to San Antonio?

    When deciding which route to take from Region of Ontario to San Antonio consider Toronto Pearson Intl - San Antonio, Montreal Pierre Elliott Trudeau Intl - San Antonio or Ottawa - San Antonio as they are the most popular.

  • Can I find deals for flights from Ontario to San Antonio that include hotel bookings?

    Yes. In addition to deals on Ontario to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to San Antonio?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to San Antonio.

  • Can I find deals for business class flights from Ontario to San Antonio?

    Yes. Cheapflights offers flight deals from Ontario to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Region of Ontario to San Antonio?

    Currently, July is the cheapest month in which you can book a flight from Region of Ontario to San Antonio (average of C$ 325). Flying from Region of Ontario to San Antonio in March is currently the most expensive (average of C$ 444). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Ontario to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Dallas/Fort Worth flights
Pierre Elliott Trudeau Intl to Dallas/Fort Worth flights
Pearson Intl to Hobby flights
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Québec City to Dallas/Fort Worth flights
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Ottawa to Austin flights
Winnipeg to George Bush Intcntl flights
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Edmonton to Love Field flights
Winnipeg to Austin flights
Regina to Dallas/Fort Worth flights
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Winnipeg to Love Field flights
Hamilton to George Bush Intcntl flights
Victoria to Austin flights
Halifax to Dallas/Fort Worth flights
Halifax to Hobby flights
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Region of Waterloo Intl to Dallas/Fort Worth flights

Top 5 airlines flying from Ontario to San Antonio

Discover the top 5 airlines that operate flights from Ontario to San Antonio. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 21 February 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 346AverageC$ 781FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 368AverageC$ 697FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapestC$ 379AverageC$ 425FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapestC$ 398AverageC$ 513FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
WestJetCheapestC$ 453AverageC$ 590FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to San Antonio?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to San Antonio from Ontario today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Ontario to San Antonio?

Cheapflights simply makes it quick and affordable to book flights from Ontario to San Antonio by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Ontario to San Antonio with no change fees?

Yes! Cheapflights helps users easily find flights from Ontario to San Antonio with no change fees.

Can Cheapflights notify me if prices for flights from Ontario to San Antonio become cheaper?

Not ready to book yet? You can track prices for flights from Ontario to San Antonio on Cheapflights with our Price Alert feature and get notified when better prices are available.

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