Find flights
When to book
Airlines
FAQs

Cheap flights from San Antonio to Ontario from C$ 226

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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — YYZ
31 mars — 7 avr.1
1 adult

Cheap flight deals from San Antonio to Ontario

Keep the following information in mind while searching for San Antonio to Ontario flight deals. Data was last updated 26 mars 2025.

Round-trip from

C$ 368

One-way from

C$ 226

Popular in

February

Cheapest in

August

Average price

C$ 578
17/4-22/4
  • 17/4-22/4
  • 2 total stops
  • 38h 35m total
  • San Antonio to Ontario
Search Deals
12/4
  • 12/4
  • 1 total stop
  • 23h 29m total
  • San Antonio to Ontario
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 12 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from San Antonio to Ontario

Cheapest flights from San Antonio to Ontario
Explore the most affordable flight options available from San Antonio to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 mars 2025.

jeu. 17/410:09 a.m.SAT - YYZ
1 stop11h 26mMultiple Airlines
mar. 22/47:05 a.m.YYZ - SAT
1 stop27h 09mMultiple Airlines
Deal found 24/3C$ 368
ven. 11/47:00 a.m.SAT - YYZ
1 stop15h 07mAir Canada
lun. 14/49:00 a.m.YYZ - SAT
1 stop14h 59mAir Canada
Deal found 24/3C$ 458
jeu. 17/410:09 a.m.SAT - YUL
1 stop27h 46mMultiple Airlines
dim. 20/43:55 p.m.YUL - SAT
1 stop18h 19mMultiple Airlines
Deal found 25/3C$ 461
mar. 22/47:25 p.m.SAT - YOW
1 stop20h 20mMultiple Airlines
mar. 29/43:35 p.m.YOW - SAT
2 stops26h 51mMultiple Airlines
Deal found 25/3C$ 508
mer. 11/66:45 a.m.SAT - YYZ
1 stop15h 22mUnited Airlines
sam. 21/67:00 a.m.YYZ - SAT
1 stop6h 23mUnited Airlines
Deal found 25/3C$ 519
ven. 11/46:02 a.m.SAT - YYZ
2 stops7h 32mAmerican Airlines
lun. 14/43:45 p.m.YYZ - SAT
1 stop6h 10mAmerican Airlines
Deal found 25/3C$ 548
ven. 9/511:30 a.m.SAT - YUL
1 stop10h 46mDelta
mar. 20/57:00 a.m.YUL - SAT
1 stop6h 30mDelta
Deal found 25/3C$ 551
ven. 9/52:25 p.m.SAT - YUL
2 stops16h 23mUnited Airlines
mar. 20/58:05 a.m.YUL - SAT
1 stop9h 54mUnited Airlines
Deal found 25/3C$ 565
dim. 29/65:20 a.m.SAT - YYZ
1 stop5h 00mDelta
dim. 6/76:15 a.m.YYZ - SAT
1 stop5h 50mDelta
Deal found 25/3C$ 588
ven. 23/56:00 a.m.SAT - YUL
1 stop7h 49mAmerican Airlines
mar. 3/612:30 p.m.YUL - SAT
1 stop12h 20mAmerican Airlines
Deal found 24/3C$ 589
dim. 22/64:00 p.m.SAT - YYZ
1 stop14h 00mWestJet
lun. 30/610:20 p.m.YYZ - SAT
2 stops23h 53mWestJet
Deal found 25/3C$ 596
mer. 6/84:00 p.m.SAT - YUL
1 stop23h 02mWestJet
lun. 11/812:45 p.m.YUL - SAT
1 stop11h 18mWestJet
Deal found 24/3C$ 598

Cheapflights Fare Finder

Customize your flight search to find flights from San Antonio to 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, Cheapflights users made 629,999 searches. Data last updated 26 mars 2025.
Use the filters below to find and compare flights from San Antonio to Ontario that are best for you.

Fly from

San Antonio

Fly to

Ontario

Route

Depart

Return

Price

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

jeu. 17/4

10:09 a.m.-10:35 p.m.

1 stop11h 26m

Toronto Pearson Intl

mar. 22/4

7:05 a.m.-9:14 a.m.

1 stop27h 09m

C$ 368

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

ven. 11/4

7:00 a.m.-11:07 p.m.

1 stop15h 07m

Toronto Pearson Intl

lun. 14/4

9:00 a.m.-10:59 p.m.

1 stop14h 59m

C$ 458

San AntonioMontreal

SAT - YUL

SATYUL

San Antonio

jeu. 17/4

10:09 a.m.-2:55 p.m.

1 stop27h 46m

Montreal Pierre Elliott Trudeau Intl

dim. 20/4

3:55 p.m.-9:14 a.m.

1 stop18h 19m

C$ 461

San AntonioOttawa

SAT - YOW

SATYOW

San Antonio

mar. 22/4

7:25 p.m.-4:45 p.m.

1 stop20h 20m

Ottawa

mar. 29/4

3:35 p.m.-5:26 p.m.

2 stops26h 51m

C$ 508

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

mer. 11/6

6:45 a.m.-11:07 p.m.

1 stop15h 22m

Toronto Pearson Intl

sam. 21/6

7:00 a.m.-12:23 p.m.

1 stop6h 23m

C$ 519

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

dim. 13/4

6:02 a.m.-2:55 p.m.

2 stops7h 53m

Toronto Pearson Intl

ven. 18/4

6:20 p.m.-11:58 p.m.

1 stop6h 38m

C$ 548

San AntonioMontreal

SAT - YUL

SATYUL

San Antonio

ven. 9/5

11:30 a.m.-11:16 p.m.

1 stop10h 46m

Montreal Pierre Elliott Trudeau Intl

mar. 20/5

7:00 a.m.-12:30 p.m.

1 stop6h 30m

C$ 551

San AntonioMontreal

SAT - YUL

SATYUL

San Antonio

ven. 9/5

2:25 p.m.-7:48 a.m.

2 stops16h 23m

Montreal Pierre Elliott Trudeau Intl

mar. 20/5

8:05 a.m.-4:59 p.m.

1 stop9h 54m

C$ 565

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

dim. 29/6

5:20 a.m.-11:20 a.m.

1 stop5h 00m

Toronto Pearson Intl

dim. 6/7

6:15 a.m.-11:05 a.m.

1 stop5h 50m

C$ 588

San AntonioMontreal

SAT - YUL

SATYUL

San Antonio

ven. 23/5

6:00 a.m.-2:49 p.m.

1 stop7h 49m

Montreal Pierre Elliott Trudeau Intl

mar. 3/6

12:30 p.m.-11:50 p.m.

1 stop12h 20m

C$ 589

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/3

Showing 1-10 of 30 results
1
2
3

Best time to book a flight from San Antonio to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from San Antonio 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.

Cheapflights Insights

Everything you need to know about your flight from San Antonio to Ontario

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

Currently, January is the cheapest month in which you can book a flight from San Antonio to Region of Ontario (average of C$ 167). Flying from San Antonio to Region of Ontario in July is currently the most expensive (average of C$ 258). 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.

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Region of Ontario, 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 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated 26 mars 2025.
See what other customers who have flown with Alaska Airlines, Delta and United Airlines from San Antonio to Ontario have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,789 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Crew

8.5

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
9,789 reviews
Alaska Airlines
8.0
Very good
9,789 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Crew

8.5

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
7,891 reviews
Alaska Airlines
8.0
Very good
9,789 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Crew

8.5

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
8,608 reviews
Alaska Airlines
8.0
Very good
9,789 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Crew

8.5

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
9,789 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Crew

8.5

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
2,785 reviews
Alaska Airlines
8.0
Very good
9,789 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Crew

8.5

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 San Antonio to Ontario. 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 from for flights from San Antonio to Ontario?

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

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

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at C$ 229. Air Canada flights start at C$ 235 while deals on United Airlines start at C$ 236 one-way.

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

    The most popular route from San Antonio to Region of Ontario is San Antonio - Toronto Pearson Intl. You may also consider San Antonio - Montreal Pierre Elliott Trudeau Intl or San Antonio - Ottawa.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Antonio to Ontario 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 San Antonio to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from San Antonio to Region of Ontario (average of C$ 167). Flying from San Antonio to Region of Ontario in July is currently the most expensive (average of C$ 258). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Antonio to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Pearson Intl flights
Hobby to Vancouver Intl flights
George Bush Intcntl to Vancouver Intl flights
Hobby to Pearson Intl flights
Dallas/Fort Worth to Vancouver Intl flights
George Bush Intcntl to Pearson Intl flights
George Bush Intcntl to Calgary flights
Dallas/Fort Worth to Pierre Elliott Trudeau Intl flights
Hobby to Calgary flights
Dallas/Fort Worth to Calgary flights
Austin to Vancouver Intl flights
Austin to Pearson Intl flights
Hobby to Pierre Elliott Trudeau Intl flights
George Bush Intcntl to Pierre Elliott Trudeau Intl flights
Love Field to Pearson Intl flights
Austin to Pierre Elliott Trudeau Intl flights
Austin to Calgary flights
Dallas/Fort Worth to Toronto Island flights
San Antonio to Vancouver Intl flights
Love Field to Pierre Elliott Trudeau Intl flights
San Antonio to Pearson Intl flights
Dallas/Fort Worth to Edmonton flights
Dallas/Fort Worth to Ottawa flights
Dallas/Fort Worth to Halifax flights
San Antonio to Pierre Elliott Trudeau Intl flights
Austin to Edmonton flights
Love Field to Vancouver Intl flights
Austin to Québec City flights
Dallas/Fort Worth to Québec City flights
Hobby to Edmonton flights
Dallas/Fort Worth to Winnipeg flights
El Paso to Vancouver Intl flights
Hobby to Winnipeg flights
George Bush Intcntl to Edmonton flights
Love Field to Edmonton flights
Love Field to Calgary flights
George Bush Intcntl to Winnipeg flights
Austin to Ottawa flights
Dallas/Fort Worth to Abbotsford flights
Austin to Abbotsford flights
George Bush Intcntl to Halifax flights
El Paso to Pearson Intl flights
Hobby to Ottawa flights
Hobby to Québec City flights
George Bush Intcntl to Ottawa flights
San Antonio to Calgary flights
Austin to Winnipeg flights

Top 2 airlines flying from San Antonio to Ontario

Discover the top 2 airlines that operate flights from San Antonio to Ontario. 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 26 mars 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 360AverageC$ 395FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 573AverageC$ 750FlexibilityNo 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 San Antonio to Ontario?

Cheapflights helps you search for flights from San Antonio to Ontario via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from San Antonio to Ontario.

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

Need flexible booking options for your flight to Ontario from San Antonio? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

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

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.