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Cheap flights from San Antonio to Ontario from C$ 128

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 26/2. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — YYZ
26 Feb — 5 Mar1
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 21 February 2025.

Round-trip from

C$ 416

One-way from

C$ 128

Popular in

December

Cheapest in

August

Average price

C$ 706
7/4-23/4
  • 7/4-23/4
  • 2 total stops
  • 21h 25m total
  • San Antonio to Ontario
Search Deals
26/2
  • 26/2
  • 1 total stop
  • 10h 57m total
  • San Antonio to Ontario
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 87 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
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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 21 February 2025.

Mon 7/45:04 p.m.SAT - YYZ
1 stop11h 51mMultiple Airlines
Wed 23/48:00 p.m.YYZ - SAT
1 stop9h 34mMultiple Airlines
Deal found 20/2C$ 416
Thu 20/310:58 a.m.SAT - YUL
1 stop12h 47mMultiple Airlines
Fri 21/311:50 a.m.YUL - SAT
3 stops33h 40mMultiple Airlines
Deal found 19/2C$ 479
Fri 21/35:00 a.m.SAT - YYZ
1 stop7h 00mAmerican Airlines
Sun 30/35:15 p.m.YYZ - SAT
1 stop6h 47mAmerican Airlines
Deal found 20/2C$ 531
Thu 6/35:25 a.m.SAT - YYZ
1 stop9h 44mDelta
Sun 9/31:20 p.m.YYZ - SAT
1 stop10h 24mDelta
Deal found 20/2C$ 547
Sat 22/37:18 a.m.SAT - YUL
1 stop7h 40mAir Canada
Sat 29/38:05 a.m.YUL - SAT
1 stop14h 06mAir Canada
Deal found 20/2C$ 548
Sat 22/37:18 a.m.SAT - YUL
1 stop7h 40mUnited Airlines
Sat 29/36:30 p.m.YUL - SAT
2 stops15h 04mUnited Airlines
Deal found 20/2C$ 561
Thu 20/37:00 a.m.SAT - YUL
1 stop8h 55mDelta
Fri 21/36:00 p.m.YUL - SAT
1 stop7h 37mDelta
Deal found 19/2C$ 571
Mon 7/46:30 a.m.SAT - YUL
1 stop16h 08mWestJet
Mon 14/44:50 p.m.YUL - SAT
1 stop6h 50mWestJet
Deal found 20/2C$ 589
Mon 26/55:30 a.m.SAT - YYZ
1 stop16h 06mUnited Airlines
Fri 30/57:00 a.m.YYZ - SAT
1 stop6h 23mUnited Airlines
Deal found 19/2C$ 597
Mon 5/52:08 p.m.SAT - YYZ
1 stop5h 36mAir Canada
Sat 10/58:30 a.m.YYZ - SAT
1 stop8h 16mAir Canada
Deal found 20/2C$ 611
Thu 22/55:20 a.m.SAT - YYZ
1 stop5h 06mWestJet
Mon 26/56:12 p.m.YYZ - SAT
1 stop7h 12mWestJet
Deal found 20/2C$ 631
Mon 19/54:25 p.m.SAT - YOW
2 stops30h 57mWestJet
Fri 30/55:55 a.m.YOW - SAT
2 stops10h 05mWestJet
Deal found 20/2C$ 1,026

Find flights from San Antonio to Ontario within your budget

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 21 February 2025.

Fly from

San Antonio

Fly to

Ontario

Route

Depart

Return

Price

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Mon 7/4

5:04 p.m.-5:55 a.m.

1 stop11h 51m

Toronto Pearson Intl

Wed 23/4

8:00 p.m.-4:34 a.m.

1 stop9h 34m

C$ 416

San AntonioMontreal

SAT - YUL

SATYUL

San Antonio

Thu 20/3

10:58 a.m.-12:45 a.m.

1 stop12h 47m

Montreal Pierre Elliott Trudeau Intl

Fri 21/3

11:50 a.m.-8:30 p.m.

3 stops33h 40m

C$ 479

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Fri 21/3

5:00 a.m.-1:00 p.m.

1 stop7h 00m

Toronto Pearson Intl

Sun 30/3

5:15 p.m.-11:02 p.m.

1 stop6h 47m

C$ 531

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Thu 6/3

5:25 a.m.-4:09 p.m.

1 stop9h 44m

Toronto Pearson Intl

Sun 9/3

1:20 p.m.-10:44 p.m.

1 stop10h 24m

C$ 547

San AntonioMontreal

SAT - YUL

SATYUL

San Antonio

Sat 22/3

7:18 a.m.-3:58 p.m.

1 stop7h 40m

Montreal Pierre Elliott Trudeau Intl

Sat 29/3

8:05 a.m.-9:11 p.m.

1 stop14h 06m

C$ 548

San AntonioMontreal

SAT - YUL

SATYUL

San Antonio

Sat 22/3

7:18 a.m.-3:58 p.m.

1 stop7h 40m

Montreal Pierre Elliott Trudeau Intl

Sat 29/3

6:30 p.m.-8:34 a.m.

2 stops15h 04m

C$ 561

San AntonioMontreal

SAT - YUL

SATYUL

San Antonio

Thu 20/3

7:00 a.m.-4:55 p.m.

1 stop8h 55m

Montreal Pierre Elliott Trudeau Intl

Fri 21/3

6:00 p.m.-12:37 a.m.

1 stop7h 37m

C$ 571

San AntonioMontreal

SAT - YUL

SATYUL

San Antonio

Mon 7/4

6:30 a.m.-11:38 p.m.

1 stop16h 08m

Montreal Pierre Elliott Trudeau Intl

Mon 14/4

4:50 p.m.-10:40 p.m.

1 stop6h 50m

C$ 589

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Mon 26/5

5:30 a.m.-10:36 p.m.

1 stop16h 06m

Toronto Pearson Intl

Fri 30/5

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

1 stop6h 23m

C$ 597

San AntonioToronto

SAT - YYZ

SATYYZ

San Antonio

Mon 5/5

2:08 p.m.-8:44 p.m.

1 stop5h 36m

Toronto Pearson Intl

Sat 10/5

8:30 a.m.-3:46 p.m.

1 stop8h 16m

C$ 611

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/2

Showing 1-10 of 25 results
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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.

Travel insights for flights from San Antonio to Ontario

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

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 21 February 2025.
See what other customers who have flown with Alaska Airlines, Delta and Aeromexico 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
9,697 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

Aeromexico
7.5
Good
1,771 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

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 United Airlines, which is currently one of the cheapest options available, starting at C$ 234. Air Canada flights start at C$ 365 while deals on Delta start at C$ 439 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

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Alternative routes for San Antonio to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from San Antonio to Ontario

Discover the top airline 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 21 February 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 589AverageC$ 746FlexibilityNo cancel feeOn-time60%
Search WestJet flights

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

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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.

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