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 United Airlines, which is currently one of the cheapest options available, starting at C$ 278. Delta flights start at C$ 286 while deals on WestJet start at C$ 349 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.

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 24 days early can save you up to 123% on average compared to booking a flight this week. If booking 24 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$ 526 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$ 689 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$ 521 on average during September, but can be found for as low as C$ 368.

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$ 228+ Flights from Ontario to San Antonio

Cheap flight deals from Ontario to San Antonio

Round-trip from	C$ 427
One-way from	C$ 228
Popular in	June
Cheapest in	September
Average price	C$ 649

8/7-10/7
2 total stops
50h 01m total
Ontario to San Antonio

Search Deals

1/7
1 total stop
17h 39m total
Ontario to San Antonio

Search Deals

Highest demand for flights based on searches. 13% potential increase in price (C$ 114 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 17 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in June 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 12 June 2025.

Tue 8/78:05 p.m.YYZ - SAT

1 stop23h 31mMultiple Airlines

Thu 10/75:38 p.m.SAT - YYZ

1 stop26h 30mMultiple Airlines

Deal found 11/6C$ 427

Fri 25/77:00 a.m.YYZ - SAT

1 stop5h 45mUnited Airlines

Fri 1/85:20 p.m.SAT - YYZ

1 stop5h 38mUnited Airlines

Deal found 10/6C$ 465

Sat 1/117:00 a.m.YUL - SAT

1 stop9h 18mUnited Airlines

Tue 4/117:07 a.m.SAT - YUL

1 stop7h 09mUnited Airlines

Deal found 11/6C$ 488

Fri 11/76:59 p.m.YUL - SAT

1 stop6h 15mDelta

Fri 18/72:49 p.m.SAT - YUL

1 stop8h 06mDelta

Deal found 11/6C$ 489

Fri 24/102:30 p.m.YUL - SAT

1 stop8h 48mAmerican Airlines

Mon 27/106:28 p.m.SAT - YUL

1 stop16h 07mAmerican Airlines

Deal found 10/6C$ 502

Thu 28/86:49 a.m.YYZ - SAT

1 stop5h 49mAmerican Airlines

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

2 stops7h 32mAmerican Airlines

Deal found 12/6C$ 510

Wed 13/87:00 a.m.YOW - SAT

2 stops17h 30mMultiple Airlines

Sat 16/85:20 a.m.SAT - YOW

1 stop10h 46mMultiple Airlines

Deal found 10/6C$ 543

Tue 1/712:00 p.m.YTZ - SAT

2 stops21h 55mMultiple Airlines

Tue 8/77:05 a.m.SAT - YTZ

2 stops11h 37mMultiple Airlines

Deal found 11/6C$ 552

Mon 1/94:30 p.m.YUL - SAT

1 stop7h 18mAir Canada

Sun 7/97:00 a.m.SAT - YUL

1 stop7h 00mAir Canada

Deal found 11/6C$ 562

Sat 9/86:30 p.m.YYZ - SAT

2 stops16h 15mWestJet

Sun 10/812:36 p.m.SAT - YYZ

2 stops16h 36mWestJet

Deal found 11/6C$ 566

Tue 15/76:59 p.m.YUL - SAT

1 stop6h 15mWestJet

Wed 30/72:49 p.m.SAT - YUL

1 stop8h 06mWestJet

Deal found 9/6C$ 585

Tue 24/610:45 a.m.YUL - SAT

3 stops25h 52mMultiple Airlines

Sat 5/74:20 p.m.SAT - YUL

3 stops31h 17mMultiple Airlines

Deal found 11/6C$ 651

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 12 June 2025.

Tue 8/78:05 p.m.YYZ - SAT

1 stop23h 31mMultiple Airlines

Thu 10/75:38 p.m.SAT - YYZ

1 stop26h 30mMultiple Airlines

Deal found 11/6C$ 427

Fri 25/77:00 a.m.YYZ - SAT

1 stop5h 45mUnited Airlines

Fri 1/85:20 p.m.SAT - YYZ

1 stop5h 38mUnited Airlines

Deal found 10/6C$ 465

Thu 3/76:45 p.m.YUL - SAT

1 stop6h 32mDelta

Thu 10/72:49 p.m.SAT - YUL

1 stop8h 06mDelta

Deal found 10/6C$ 489

Fri 24/102:30 p.m.YUL - SAT

1 stop8h 48mAmerican Airlines

Mon 27/106:28 p.m.SAT - YUL

1 stop16h 07mAmerican Airlines

Deal found 10/6C$ 502

Mon 1/94:30 p.m.YUL - SAT

1 stop7h 18mAir Canada

Sun 7/97:00 a.m.SAT - YUL

1 stop7h 00mAir Canada

Deal found 11/6C$ 562

Sat 9/86:30 p.m.YYZ - SAT

2 stops16h 15mWestJet

Sun 10/812:36 p.m.SAT - YYZ

2 stops16h 36mWestJet

Deal found 11/6C$ 566

Wed 15/104:45 p.m.YYZ - SAT

2 stops23h 02mAlaska Airlines

Wed 22/107:44 p.m.SAT - YYZ

2 stops26h 16mAlaska Airlines

Deal found 10/6C$ 919

Sat 1/119:15 a.m.YUL - SAT

2 stops15h 08mUnited Airlines

Tue 4/115:30 a.m.SAT - YUL

2 stops7h 30mUnited Airlines

Deal found 11/6C$ 488

Thu 28/86:49 a.m.YYZ - SAT

1 stop8h 25mAmerican Airlines

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

2 stops7h 32mAmerican Airlines

Deal found 11/6C$ 510

Wed 13/87:00 a.m.YOW - SAT

2 stops17h 30mMultiple Airlines

Sat 16/85:20 a.m.SAT - YOW

1 stop10h 46mMultiple Airlines

Deal found 10/6C$ 543

Tue 15/76:59 p.m.YUL - SAT

1 stop6h 15mWestJet

Wed 30/72:49 p.m.SAT - YUL

1 stop8h 06mWestJet

Deal found 9/6C$ 585

Tue 1/712:00 p.m.YTZ - SAT

2 stops21h 55mMultiple Airlines

Tue 8/77:05 a.m.SAT - YTZ

2 stops11h 37mMultiple Airlines

Deal found 11/6C$ 552

Last-minute flights from Ontario to San Antonio
Discover last-minute flight deals from Ontario to San Antonio. Data last updated 12 June 2025 and is based on user searches.

Thu 19/66:30 a.m.YYZ - SAT

1 stop7h 04mAmerican Airlines

Sun 22/66:00 a.m.SAT - YYZ

1 stop5h 40mAmerican Airlines

Deal found 10/6C$ 1,117

Thu 19/65:15 p.m.YYZ - SAT

2 stops13h 25mAlaska Airlines

Sun 22/67:37 p.m.SAT - YYZ

1 stop18h 23mAlaska Airlines

Deal found 10/6C$ 3,140

Fri 20/66:15 a.m.YUL - SAT

2 stops10h 08mUnited Airlines

Tue 24/66:04 p.m.SAT - YUL

2 stops15h 36mUnited Airlines

Deal found 11/6C$ 607

Fri 20/63:40 p.m.YUL - SAT

1 stop9h 16mAmerican Airlines

Tue 24/66:25 a.m.SAT - YUL

1 stop6h 19mAmerican Airlines

Deal found 11/6C$ 619

Sat 21/67:00 a.m.YYZ - SAT

1 stop6h 23mUnited Airlines

Sat 5/76:40 a.m.SAT - YYZ

1 stop8h 06mUnited Airlines

Deal found 9/6C$ 485

Sat 21/612:14 p.m.YYZ - SAT

1 stop10h 57mWestJet

Sat 5/71:35 p.m.SAT - YYZ

2 stops27h 29mWestJet

Deal found 11/6C$ 597

Sat 21/67:29 p.m.YOW - SAT

2 stops14h 24mUnited Airlines

Sat 5/712:00 p.m.SAT - YOW

2 stops9h 05mUnited Airlines

Deal found 9/6C$ 798

Sat 21/65:55 a.m.YOW - SAT

2 stops29h 35mWestJet

Sat 5/712:20 p.m.SAT - YOW

2 stops11h 02mWestJet

Deal found 10/6C$ 864

Sat 21/65:25 p.m.YOW - SAT

1 stop6h 32mAir Canada

Sat 5/712:55 p.m.SAT - YOW

1 stop7h 40mAir Canada

Deal found 10/6C$ 872

Tue 24/610:45 a.m.YUL - SAT

3 stops25h 52mMultiple Airlines

Sat 5/74:20 p.m.SAT - YUL

3 stops31h 17mMultiple Airlines

Deal found 11/6C$ 651

Fri 27/67:45 a.m.YYZ - SAT

1 stop7h 09mWestJet

Sun 29/68:00 a.m.SAT - YYZ

1 stop7h 44mWestJet

Deal found 11/6C$ 573

Sat 28/63:40 p.m.YUL - SAT

1 stop7h 13mAmerican Airlines

Tue 1/78:00 a.m.SAT - YUL

1 stop5h 50mAmerican Airlines

Deal found 10/6C$ 517

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 12 June 2025.

Tue 1/76:30 a.m.YYZ - SAT

1 stop17h 39mMultiple Airlines

Deal found 10/6C$ 228

Tue 1/712:00 p.m.YTZ - SAT

2 stops21h 55mMultiple Airlines

Deal found 10/6C$ 268

Mon 18/812:45 p.m.YYZ - SAT

1 stop8h 42mUnited Airlines

Deal found 10/6C$ 278

Fri 25/73:35 p.m.YOW - SAT

2 stops19h 33mMultiple Airlines

Deal found 10/6C$ 279

Sat 26/77:00 a.m.YUL - SAT

1 stop9h 32mDelta

Deal found 11/6C$ 286

Sat 26/74:55 p.m.YUL - SAT

2 stops16h 55mUnited Airlines

Deal found 11/6C$ 330

Sat 26/76:30 p.m.YYZ - SAT

2 stops16h 15mWestJet

Deal found 11/6C$ 349

Sat 26/71:10 p.m.YUL - SAT

2 stops12h 24mMultiple Airlines

Deal found 11/6C$ 353

Mon 6/105:15 a.m.YOW - SAT

2 stops16h 40mUnited Airlines

Deal found 9/6C$ 442

Sat 6/912:40 p.m.YYZ - SAT

1 stop10h 14mAmerican Airlines

Deal found 10/6C$ 541

Sat 6/94:45 p.m.YYZ - SAT

2 stops30h 22mAlaska Airlines

Deal found 10/6C$ 1,280

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 8/7

8:05 p.m.-6:36 p.m.

1 stop23h 31m

San Antonio

Thu 10/7

5:38 p.m.-9:08 p.m.

1 stop26h 30m

C$ 427

TorontoSan Antonio

YYZ - SAT

YYZSAT

Toronto Pearson Intl

Fri 25/7

7:00 a.m.-11:45 a.m.

1 stop5h 45m

San Antonio

Fri 1/8

5:20 p.m.-11:58 p.m.

1 stop5h 38m

C$ 465

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Sat 1/11

7:00 a.m.-3:18 p.m.

1 stop9h 18m

San Antonio

Tue 4/11

7:07 a.m.-3:16 p.m.

1 stop7h 09m

C$ 488

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Thu 3/7

6:45 p.m.-12:17 a.m.

1 stop6h 32m

San Antonio

Thu 10/7

2:49 p.m.-11:55 p.m.

1 stop8h 06m

C$ 489

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Fri 24/10

2:30 p.m.-10:18 p.m.

1 stop8h 48m

San Antonio

Mon 27/10

6:28 p.m.-11:35 a.m.

1 stop16h 07m

C$ 502

TorontoSan Antonio

YYZ - SAT

YYZSAT

Toronto Pearson Intl

Thu 28/8

6:49 a.m.-2:14 p.m.

1 stop8h 25m

San Antonio

Tue 2/9

6:00 a.m.-2:32 p.m.

2 stops7h 32m

C$ 510

OttawaSan Antonio

YOW - SAT

YOWSAT

Ottawa

Wed 13/8

7:00 a.m.-11:30 p.m.

2 stops17h 30m

San Antonio

Sat 16/8

5:20 a.m.-5:06 p.m.

1 stop10h 46m

C$ 543

TorontoSan Antonio

YTZ - SAT

YTZSAT

Toronto Island

Tue 1/7

12:00 p.m.-8:55 a.m.

2 stops21h 55m

San Antonio

Tue 8/7

7:05 a.m.-7:42 p.m.

2 stops11h 37m

C$ 552

MontrealSan Antonio

YUL - SAT

YULSAT

Montreal Pierre Elliott Trudeau Intl

Mon 1/9

4:30 p.m.-10:48 p.m.

1 stop7h 18m

San Antonio

Sun 7/9

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

1 stop7h 00m

C$ 562

TorontoSan Antonio

YYZ - SAT

YYZSAT

Toronto Pearson Intl

Sat 9/8

6:30 p.m.-9:45 a.m.

2 stops16h 15m

San Antonio

Sun 10/8

12:36 p.m.-6:12 a.m.

2 stops16h 36m

C$ 566

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

Showing 1-10 of 27 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.

Weekly flight availability from Region of Ontario to San Antonio

The most flights from CAON to SAT are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

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

10,000 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Delta

8.0

Very good

7,950 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

United Airlines

7.4

Good

8,790 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

WestJet

7.2

Good

2,868 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 United Airlines, which is currently one of the cheapest options available, starting at C$ 278. Delta flights start at C$ 286 while deals on WestJet start at C$ 349 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 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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Top 5 airlines flying from Ontario to San Antonio

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 330	AverageC$ 636	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	CheapestC$ 353	AverageC$ 674	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Delta	CheapestC$ 355	AverageC$ 406	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
American Airlines	CheapestC$ 372	AverageC$ 469	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
WestJet	CheapestC$ 432	AverageC$ 559	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.

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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$ 228

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 1/7. 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 12 June 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 12 June 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 12 June 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 12 June 2025.

Weekly flight availability from Region of Ontario to San Antonio

Explore weekly flight availability from Ontario to San Antonio. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 12 June 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

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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 12 June 2025.