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 Delta, which is currently one of the cheapest options available, starting at C$ 221. United Airlines flights start at C$ 225 while deals on American Airlines start at C$ 253 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 Toronto Island - San Antonio as they are the most popular.

What are the most popular airlines that fly from Region of Ontario to San Antonio?

American Airlines, Air Canada and Delta are the most popular airlines when flying from Region of Ontario to San Antonio.

How far in advance should I book a flight from Region of Ontario to San Antonio?

Users have found that booking a flight from Region of Ontario to San Antonio at least 36 days early can save you up to 84% on average compared to booking a flight this week. If booking 36 days before your flight isn’t an option for you, users have found flights from Region of Ontario to San Antonio for as little as C$ 522 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as C$ 696 for flights departing within the next 3 days.

What is the cheapest month to fly from Region of Ontario to San Antonio?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, September can be a great choice for travel to San Antonio. Flights to San Antonio from Region of Ontario in September are about C$ 522 on average during September, but can be found for as low as C$ 372.

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.

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.

C$ 203+ Flights from Ontario to San Antonio

Cheap flight deals from Ontario to San Antonio

Round-trip from	C$ 406
One-way from	C$ 203
Popular in	June
Cheapest in	September
Average price	C$ 606

Delta
13/5-5/6
2 total stops
10h 33m total
Ontario to San Antonio

Search Deals

21/5
2 total stops
31h 28m total
Ontario to San Antonio

Search Deals

Highest demand for flights based on searches. 9% potential increase in price (C$ 71 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (C$ 14 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 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 22 April 2025.

Tue 13/56:05 p.m.YYZ - SAT

1 stop5h 10mDelta

Thu 5/64:35 p.m.SAT - YYZ

1 stop5h 23mDelta

Deal found 20/4C$ 406

Sat 17/57:45 p.m.YYZ - SAT

1 stop19h 15mMultiple Airlines

Tue 3/67:05 a.m.SAT - YYZ

1 stop9h 05mMultiple Airlines

Deal found 21/4C$ 410

Thu 28/82:45 p.m.YYZ - SAT

1 stop9h 11mAmerican Airlines

Tue 2/96:00 a.m.SAT - YYZ

1 stop5h 30mAmerican Airlines

Deal found 22/4C$ 413

Tue 20/53:44 p.m.YUL - SAT

1 stop8h 18mAmerican Airlines

Tue 27/56:00 a.m.SAT - YUL

1 stop7h 49mAmerican Airlines

Deal found 20/4C$ 413

Mon 5/54:05 p.m.YUL - SAT

1 stop8h 41mAir Canada

Sun 11/55:30 a.m.SAT - YUL

1 stop16h 56mAir Canada

Deal found 21/4C$ 417

Thu 10/79:45 a.m.YUL - SAT

2 stops12h 42mUnited Airlines

Mon 14/75:20 p.m.SAT - YUL

1 stop16h 20mUnited Airlines

Deal found 20/4C$ 419

Wed 7/57:25 a.m.YTZ - SAT

2 stops14h 09mAir Canada

Wed 14/57:00 a.m.SAT - YTZ

2 stops10h 37mAir Canada

Deal found 21/4C$ 423

Sat 7/67:00 a.m.YYZ - SAT

1 stop6h 23mUnited Airlines

Sat 14/611:41 a.m.SAT - YYZ

2 stops9h 32mUnited Airlines

Deal found 22/4C$ 424

Fri 9/57:00 a.m.YYZ - SAT

1 stop6h 12mAir Canada

Sun 11/57:00 a.m.SAT - YYZ

1 stop7h 46mAir Canada

Deal found 21/4C$ 427

Mon 5/56:00 p.m.YUL - SAT

1 stop7h 30mDelta

Sun 11/55:20 a.m.SAT - YUL

1 stop5h 40mDelta

Deal found 21/4C$ 445

Tue 20/510:00 a.m.YUL - SAT

2 stops28h 42mMultiple Airlines

Tue 27/57:05 a.m.SAT - YUL

3 stops14h 10mMultiple Airlines

Deal found 20/4C$ 504

Thu 22/56:45 a.m.YUL - SAT

2 stops9h 20mWestJet

Sun 25/55:20 a.m.SAT - YUL

1 stop5h 40mWestJet

Deal found 20/4C$ 519

Best flights from Ontario to San Antonio
Discover carefully curated flight deals from Ontario to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 22 April 2025.

Tue 13/56:05 p.m.YYZ - SAT

1 stop5h 10mDelta

Thu 5/64:35 p.m.SAT - YYZ

1 stop5h 23mDelta

Deal found 20/4C$ 406

Sat 17/57:45 p.m.YYZ - SAT

1 stop19h 15mMultiple Airlines

Tue 3/67:05 a.m.SAT - YYZ

1 stop9h 05mMultiple Airlines

Deal found 21/4C$ 410

Thu 28/82:45 p.m.YYZ - SAT

1 stop9h 11mAmerican Airlines

Tue 2/96:00 a.m.SAT - YYZ

1 stop5h 30mAmerican Airlines

Deal found 22/4C$ 413

Mon 5/54:05 p.m.YUL - SAT

1 stop8h 41mAir Canada

Sun 11/55:30 a.m.SAT - YUL

1 stop16h 56mAir Canada

Deal found 21/4C$ 417

Thu 10/79:45 a.m.YUL - SAT

2 stops12h 42mUnited Airlines

Mon 14/75:20 p.m.SAT - YUL

1 stop16h 20mUnited Airlines

Deal found 20/4C$ 419

Thu 22/56:45 a.m.YUL - SAT

2 stops9h 20mWestJet

Sun 25/55:20 a.m.SAT - YUL

1 stop5h 40mWestJet

Deal found 20/4C$ 519

Tue 20/53:44 p.m.YUL - SAT

1 stop8h 18mAmerican Airlines

Tue 27/56:00 a.m.SAT - YUL

1 stop7h 49mAmerican Airlines

Deal found 20/4C$ 413

Wed 7/57:25 a.m.YTZ - SAT

2 stops14h 09mAir Canada

Wed 14/57:00 a.m.SAT - YTZ

2 stops10h 37mAir Canada

Deal found 21/4C$ 423

Wed 7/57:30 a.m.YYZ - SAT

1 stop8h 49mUnited Airlines

Wed 14/57:00 a.m.SAT - YYZ

1 stop6h 38mUnited Airlines

Deal found 21/4C$ 432

Mon 5/56:00 p.m.YUL - SAT

1 stop7h 30mDelta

Sun 11/55:20 a.m.SAT - YUL

1 stop5h 40mDelta

Deal found 21/4C$ 445

Fri 9/57:00 a.m.YYZ - SAT

1 stop6h 12mAir Canada

Sun 11/57:00 a.m.SAT - YYZ

1 stop7h 46mAir Canada

Deal found 21/4C$ 427

Tue 20/510:00 a.m.YUL - SAT

2 stops28h 42mMultiple Airlines

Tue 27/57:05 a.m.SAT - YUL

3 stops14h 10mMultiple Airlines

Deal found 20/4C$ 504

Last-minute flights from Ontario to San Antonio
Discover last-minute flight deals from Ontario to San Antonio. Data last updated 22 April 2025 and is based on user searches.

Sun 27/46:00 p.m.YUL - SAT

1 stop7h 30mDelta

Fri 2/57:00 a.m.SAT - YUL

1 stop8h 52mDelta

Deal found 21/4C$ 725

Sun 27/46:45 a.m.YUL - SAT

2 stops10h 08mWestJet

Fri 2/55:30 a.m.SAT - YUL

1 stop9h 30mWestJet

Deal found 21/4C$ 807

Mon 28/43:59 p.m.YYZ - SAT

1 stop7h 41mDelta

Mon 5/51:35 p.m.SAT - YYZ

1 stop7h 22mDelta

Deal found 21/4C$ 439

Mon 28/42:00 p.m.YYZ - SAT

2 stops28h 26mMultiple Airlines

Mon 5/56:31 p.m.SAT - YYZ

1 stop21h 49mMultiple Airlines

Deal found 21/4C$ 485

Mon 28/412:25 p.m.YYZ - SAT

2 stops10h 16mUnited Airlines

Mon 5/52:25 p.m.SAT - YYZ

2 stops7h 42mUnited Airlines

Deal found 21/4C$ 530

Mon 5/54:05 p.m.YUL - SAT

1 stop8h 41mAir Canada

Sun 11/55:30 a.m.SAT - YUL

1 stop16h 56mAir Canada

Deal found 21/4C$ 417

Mon 5/56:00 p.m.YUL - SAT

1 stop7h 30mDelta

Sun 11/55:20 a.m.SAT - YUL

1 stop5h 40mDelta

Deal found 21/4C$ 445

Wed 7/57:25 a.m.YTZ - SAT

2 stops14h 09mAir Canada

Wed 14/57:00 a.m.SAT - YTZ

2 stops10h 37mAir Canada

Deal found 21/4C$ 423

Fri 9/57:00 a.m.YYZ - SAT

1 stop6h 12mAir Canada

Sun 11/57:00 a.m.SAT - YYZ

1 stop7h 46mAir Canada

Deal found 21/4C$ 427

Mon 12/51:15 p.m.YYZ - SAT

1 stop5h 28mAmerican Airlines

Mon 19/56:34 p.m.SAT - YYZ

1 stop15h 17mAmerican Airlines

Deal found 21/4C$ 443

Tue 13/56:05 p.m.YYZ - SAT

1 stop5h 10mDelta

Thu 5/64:35 p.m.SAT - YYZ

1 stop5h 23mDelta

Deal found 20/4C$ 406

Wed 14/53:59 p.m.YYZ - SAT

1 stop6h 07mUnited Airlines

Sun 1/66:45 a.m.SAT - YYZ

1 stop16h 13mUnited Airlines

Deal found 21/4C$ 431

One-way flights from Ontario to San Antonio
Search for one-way flight options from Ontario to San Antonio. Find affordable one-way fares based on user searches. Data last updated 22 April 2025.

Wed 21/56:55 a.m.YYZ - SAT

2 stops31h 28mMultiple Airlines

Deal found 21/4C$ 203

Thu 15/53:50 p.m.YYZ - SAT

1 stop7h 25mDelta

Deal found 21/4C$ 221

Sat 5/77:00 a.m.YYZ - SAT

1 stop5h 45mUnited Airlines

Deal found 20/4C$ 225

Fri 20/68:05 a.m.YUL - SAT

1 stop9h 49mUnited Airlines

Deal found 20/4C$ 247

Fri 9/51:29 p.m.YYZ - SAT

1 stop10h 33mAmerican Airlines

Deal found 21/4C$ 253

Thu 5/67:50 a.m.YOW - SAT

2 stops30h 52mMultiple Airlines

Deal found 21/4C$ 274

Tue 22/72:10 p.m.YYZ - SAT

1 stop9h 43mAir Canada

Deal found 21/4C$ 291

Sat 31/53:00 p.m.YTZ - SAT

1 stop19h 29mMultiple Airlines

Deal found 21/4C$ 303

Sun 6/76:30 a.m.YYZ - SAT

1 stop6h 25mWestJet

Deal found 21/4C$ 332

Fri 20/66:45 a.m.YUL - SAT

3 stops29h 52mMultiple Airlines

Deal found 20/4C$ 352

Fri 2/510:25 a.m.YOW - SAT

1 stop11h 09mUnited Airlines

Deal found 21/4C$ 653

Thu 8/54:45 p.m.YYZ - SAT

2 stops31h 17mAlaska Airlines

Deal found 21/4C$ 1,004

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TorontoSan Antonio

YYZ - SAT

YYZSAT

Toronto Pearson Intl

Tue 13/5

6:05 p.m.-10:15 p.m.

1 stop5h 10m

San Antonio

Thu 5/6

4:35 p.m.-10:58 p.m.

1 stop5h 23m

C$ 406

TorontoSan Antonio

YYZ - SAT

YYZSAT

Toronto Pearson Intl

Sat 17/5

7:45 p.m.-2:00 p.m.

1 stop19h 15m

San Antonio

Tue 3/6

7:05 a.m.-5:10 p.m.

1 stop9h 05m

C$ 410

TorontoSan Antonio

YYZ - SAT

YYZSAT

Toronto Pearson Intl

Thu 28/8

2:45 p.m.-10:56 p.m.

1 stop9h 11m

San Antonio

Tue 2/9

6:00 a.m.-12:30 p.m.

1 stop5h 30m

C$ 413

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Tue 20/5

3:44 p.m.-11:02 p.m.

1 stop8h 18m

San Antonio

Tue 27/5

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

1 stop7h 49m

C$ 413

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Mon 5/5

4:05 p.m.-11:46 p.m.

1 stop8h 41m

San Antonio

Sun 11/5

5:30 a.m.-11:26 p.m.

1 stop16h 56m

C$ 417

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Thu 10/7

9:45 a.m.-9:27 p.m.

2 stops12h 42m

San Antonio

Mon 14/7

5:20 p.m.-10:40 a.m.

1 stop16h 20m

C$ 419

TorontoSan Antonio

YTZ - SAT

YTZSAT

Toronto Island

Wed 7/5

7:25 a.m.-8:34 p.m.

2 stops14h 09m

San Antonio

Wed 14/5

7:00 a.m.-6:37 p.m.

2 stops10h 37m

C$ 423

TorontoSan Antonio

YYZ - SAT

YYZSAT

Toronto Pearson Intl

Fri 9/5

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

1 stop6h 12m

San Antonio

Sun 11/5

7:00 a.m.-3:46 p.m.

1 stop7h 46m

C$ 427

TorontoSan Antonio

YYZ - SAT

YYZSAT

Toronto Pearson Intl

Wed 7/5

2:30 p.m.-11:12 p.m.

2 stops9h 42m

San Antonio

Wed 14/5

7:00 a.m.-1:42 p.m.

1 stop5h 42m

C$ 432

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Mon 5/5

6:00 p.m.-12:30 a.m.

1 stop7h 30m

San Antonio

Sun 11/5

5:20 a.m.-12:00 p.m.

1 stop5h 40m

C$ 445

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/4

Showing 1-10 of 30 results

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.

Cheapflights Insights

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

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 May is currently the most expensive (average of C$ 443). 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?

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

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

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 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

9,906 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Alaska Airlines

8.0

Very good

9,906 reviews

Alaska Airlines

8.0

Very good

9,906 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Delta

8.0

Very good

7,920 reviews

Alaska Airlines

8.0

Very good

9,906 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

United Airlines

7.4

Good

8,684 reviews

Alaska Airlines

8.0

Very good

9,906 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,906 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

WestJet

7.2

Good

2,813 reviews

Alaska Airlines

8.0

Very good

9,906 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

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 Delta, which is currently one of the cheapest options available, starting at C$ 221. United Airlines flights start at C$ 225 while deals on American Airlines start at C$ 253 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 Toronto Island - 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 May is currently the most expensive (average of C$ 443). 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

Alternative routes for Ontario to San Antonio

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Regina to Austin flights

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Top 5 airlines flying from Ontario to San Antonio

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 333	AverageC$ 703	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	CheapestC$ 357	AverageC$ 664	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Delta	CheapestC$ 369	AverageC$ 419	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
American Airlines	CheapestC$ 370	AverageC$ 456	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
WestJet	CheapestC$ 440	AverageC$ 562	FlexibilityNo cancel fee	On-time60%	Search WestJet flights

Fly with Cheapflights

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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Cheap flights from Ontario to San Antonio from C$ 203

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 21/5. Fares are subject to change and may not be available on all flights or dates of travel.

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 22 April 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Ontario to San Antonio

Cheapest flights from Ontario to San AntonioExplore 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 22 April 2025.

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 22 April 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to San Antonio that are best for you.

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.

Cheapflights Insights

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

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

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 22 April 2025.

Rainfall in San Antonio by month

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

Temperature in San Antonio by month

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

Reviews of airlines servicing San Antonio

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?

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

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

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

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

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

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

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 Ontario to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Ontario to San Antonio

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?

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

Can Cheapflights 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?

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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 22 April 2025.