How does KAYAK find such low prices on flights from Ontario to San Antonio?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to San Antonio. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to San Antonio?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Antonio from Ontario is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Ontario to San Antonio?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Antonio with an airline and back to Ontario with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to San Antonio?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Antonio from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$169 CHEAP FLIGHTS from Ontario to San Antonio

KAYAK searches hundreds of travel sites at once for deals on flights to San Antonio

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

Save 23% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Flight Deals

Cheap Flights from Ontario to San Antonio

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Ontario to San Antonio

Thu, Jun 4 - Mon, Jun 8

6:00 am - 10:59 am

YOW

SAT

5h 59m

1 stop

6:44 am - 1:59 pm

SAT

YOW

6h 15m

1 stop

$288United Airlines

Thu, Jun 4 - Mon, Jun 8

7:30 pm - 8:27 am

YOW

SAT

13h 57m

2 stops

5:57 pm - 1:59 pm

SAT

YOW

19h 02m

2 stops

$289United Airlines

Wed, Jun 3 - Sat, Jun 6

7:00 am - 1:31 pm

YUL

SAT

7h 31m

1 stop

4:00 pm - 11:13 pm

SAT

YUL

6h 13m

1 stop

$343Delta

Thu, May 21 - Sun, May 24

5:33 pm - 11:56 pm

YUL

SAT

7h 23m

1 stop

8:23 pm - 2:42 pm

SAT

YUL

17h 19m

1 stop

$353American Airlines

Fri, May 15 - Tue, May 19

2:10 pm - 9:18 pm

YUL

SAT

8h 08m

1 stop

8:30 am - 5:26 pm

SAT

YUL

7h 56m

1 stop

$355Air Canada

Sat, May 9 - Sun, May 17

12:25 pm - 9:32 pm

YOW

SAT

10h 07m

2 stops

5:20 am - 5:35 pm

SAT

YOW

11h 15m

2 stops

$358Delta

Fri, May 1 - Sun, May 3

6:27 pm - 12:46 am

YYZ

SAT

7h 19m

1 stop

5:10 am - 1:24 pm

SAT

YYZ

7h 14m

1 stop

$364WestJet

Fri, May 15 - Tue, May 19

11:29 am - 5:16 pm

YYZ

SAT

6h 47m

1 stop

4:15 pm - 8:59 am

SAT

YYZ

15h 44m

1 stop

$365WestJet

Wed, Jun 3 - Sat, Jun 6

2:10 pm - 9:18 pm

YUL

SAT

8h 08m

1 stop

8:30 am - 10:19 pm

SAT

YUL

12h 49m

2 stops

$398Air Canada

Sat, May 9 - Sun, May 17

1:03 pm - 10:00 pm

YUL

SAT

9h 57m

2 stops

5:00 am - 2:44 pm

SAT

YUL

8h 44m

1 stop

$425American Airlines

Useful Info

Low season	July
High season	April
Cheapest flight	$169

Best time to beat the crowds but there is an average 11% increase in price.

Most popular time to fly and prices are also 37% lower on average.

Flight from Montreal to San Antonio

How does KAYAK find such low prices on flights from Ontario to San Antonio?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to San Antonio.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to San Antonio?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Antonio from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Ontario to San Antonio?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Antonio with an airline and back to Ontario with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to San Antonio?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Antonio from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Schertz

Everything you need to know for your flight to San Antonio

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in San Antonio

San Antonio (SAT)

$169 Find Cheap Flights from Ontario to San Antonio

KAYAK searches hundreds of travel sites at once for deals on flights to San Antonio

Cheap Flights from Ontario to San Antonio

Recent round-trip flight deals from Ontario to San Antonio

Recent one-way flight deals from Ontario to San Antonio

Recent last minute flight deals from Ontario to San Antonio

Recent direct flight deals from Ontario to San Antonio

Good to know

FAQs for booking flights from Ontario to San Antonio

How does KAYAK find such low prices on flights from Ontario to San Antonio?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to San Antonio.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to San Antonio?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Antonio from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Ontario to San Antonio?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Antonio with an airline and back to Ontario with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to San Antonio?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Antonio from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near San Antonio?

Everything you need to know for your flight to San Antonio

Information on the airport you'll fly into in San Antonio

Cabin class types available on flights to Ontario

Complete your trip to San Antonio with a hotel stay or car rental

Find direct flights for San Antonio

Flights to other popular destinations

Flights from domestic origins to San Antonio

Choose which airport to fly into in San Antonio

Find deals for your return flight